I spent the last three months ripping OSB, slicing through 2x4s, and trimming sheet goods with ten of the top cordless circular saws on the market. My goal was straightforward: figure out which models genuinely deliver the best cordless circular saws for the money, across DIY owners, weekend remodelers, and full-time framers.
Modern cordless saws have closed the gap with corded models in a way that surprised me. A brushless 18V or 20V Max saw now spins at 4,200 to 5,150 RPM, plunges through 2x lumber with ease, and leaves you untethered from an extension cord on a roof, in a basement, or across a yard. The tradeoff, as one r/woodworking user put it, is that you are now buying into a battery ecosystem as much as a tool.
This guide covers ten solid picks at every budget tier, breaks down brushless versus brushed motors, walks through the real cost of ownership once batteries and chargers are included, and answers the questions buyers actually ask before clicking buy. If you want a quick scan of the field first, jump to the best cordless circular saws for visually impaired buyers and our best circular saws for the money roundup for different angles.
Table of Contents
Top 3 Cordless Circular Saws in September
DEWALT DCS391B 20V Max 6-1/2 inch
- 5150 RPM
- 0-50 degree bevel
- magnesium shoe
- keyless blade change
Milwaukee M18 7-1/4 inch Brushless 2631-20
- 5000 RPM brushless
- magnesium guards
- integrated rafter hook
- dust port
Ryobi ONE+ P505 18V 5-1/2 inch
- 4700 RPM
- GRIPZONE over-mold
- transparent guard
- 50 degree bevel
Best Cordless Circular Saws for the Money at a Glance
| Product | Specifications | Action |
|---|---|---|
| DEWALT DCS391B 20V Max 6-1/2 inch |
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Check Latest Price |
 DEWALT ATOMIC DCS571B 20V Max 4-1/2 inch |
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Check Latest Price |
 BLACK+DECKER BDCCS20B 20V 5-1/2 inch |
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Check Latest Price |
| Ryobi ONE+ P505 18V 5-1/2 inch |
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Check Latest Price |
 DEWALT DCS565B 20V Max 6-1/2 inch Brushless |
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Check Latest Price |
| Ryobi PCL500B 18V 5-1/2 inch |
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Check Latest Price |
 Milwaukee M18 2630-20 6-1/2 inch |
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Check Latest Price |
 Makita XSH03Z 18V LXT 6-1/2 inch |
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Check Latest Price |
 CRAFTSMAN V20 CMCS500B 6-1/2 inch |
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Check Latest Price |
| Milwaukee M18 Brushless 7-1/4 inch 2631-20 |
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Check Latest Price |
1. DEWALT DCS391B 20V Max 6-1/2 inch Cordless Circular Saw (Editor’s Choice)
DEWALT 20V MAX Circular Saw, Cordless Sidewinder Style Portable, 6-1/2-Inch Blade, 5150 RPM, 0-50 Degree Bevel Capability, Battery Not Included (DCS391B)
6-1/2 inch blade
5150 RPM motor
0-50 degree bevel
Magnesium shoe
Pros
- Strong 5150 RPM motor cuts 2x lumber cleanly
- Lightweight magnesium shoe keeps the saw flat and accurate
- Rubber over-molded grip absorbs vibration during long cuts
- 0-50 degree bevel covers most framing and trim angles
- Keyless blade change with spindle lock saves real time
- 3 year limited warranty from DEWALT
Cons
- Bare tool only
- battery and charger sold separately
- Not built for daily professional site abuse
The DEWALT DCS391B earned its spot at the top for one simple reason: more than eleven thousand buyers have reviewed it at 4.6 stars, and almost everyone I spoke with who owns a 20V Max drill or impact driver already has the batteries to run it. That ecosystem advantage is the quiet story behind why this saw keeps winning best-of lists.
I ran mine through a stack of 2x4s and a few sheets of 3/4-inch OSB, and the 5150 RPM motor never bogged down. The magnesium shoe is rigid and flat, which mattered when I made long rip cuts because flex on cheaper shoes translates directly into wavy edges.
The 0-50 degree bevel detents click into place with a positive feel, and the rubber over-mold on the grip is one of the more comfortable among sidewinder saws I tested. Bevel cuts at 45 degrees still left me with a usable 1-5/8 inch depth of cut, enough for most deck and framing tasks.
The honest downside is that DEWALT ships this as a bare tool, so budget for a 5Ah battery and charger if you are not already in the 20V Max family. Once you factor that in, the DCS391B becomes one of the best values per dollar of cutting performance in this lineup.
Build quality and warranty
The 3 year limited warranty is longer than most competitors, and DEWALT’s service network is genuinely useful if the worst happens. The magnesium shoe and metal upper guard survived my drop test from a tailgate without a wobble.
Who should buy this saw
If you already own DEWALT 20V Max batteries and want a reliable 6-1/2 inch circular saw for framing, decking, and general DIY, this is the safest bet. It is also the right pick if you want a name recognized across contractors and homeowners alike.
2. Milwaukee M18 Brushless 7-1/4 inch Cordless Circular Saw 2631-20 (Premium Pick)
Milwaukee M18 BRUSHLESS 7-1/4″ CIRCULAR SAW – BARE
7-1/4 inch blade
5000 RPM brushless
Magnesium guards
Integrated rafter hook
Pros
- Brushless motor with 5000 RPM through full-depth cuts
- Magnesium upper and lower guards cut weight without losing durability
- Integrated rafter hook saves jobsite storage headaches
- Built-in dust port on the guard keeps the cut line clear
- LED work light improves visibility on dim framing
- Electric brake improves safety on repetitive cuts
Cons
- Bare tool only
- no battery or charger in the box
- Heavier than 6-1/2 inch sidewinder saws
The Milwaukee 2631-20 is the saw I reached for first when I needed to cut 4x lumber and LVL headers on a deck rebuild. A 7-1/4 inch blade gives you a full 2-1/2 inch depth of cut at 90 degrees, which the smaller sidewinders in this guide simply cannot match. If you are framing walls or building stairs, that depth matters every single day.
Milwaukee paired that blade with a brushless motor that holds 5000 RPM under load, plus magnesium upper and lower guards that shave weight off the front of the saw. The result feels better balanced than the older brushed Milwaukee models, and my forearm fatigue was noticeably lower after an afternoon of ripping OSB.
The integrated rafter hook is a small thing that earned real goodwill during my testing. I hung the saw on a 2×4 between cuts instead of setting it on the deck, and the dust port on the guard did a respectable job pulling sawdust away when I hooked it to a vacuum.
Like most premium cordless saws, the 2631-20 is a bare tool. You’ll need at least one M18 REDLITHIUM high-output battery to extract its full performance, and that pushes the real cost well past the bare-tool price. Read more about how Milwaukee’s brushless saws compare to the field in our best cordless circular saws for professionals guide.
Durability on real jobsites
Magnesium guards over plastic translate to fewer cracked lower guards after a fall. Tradespeople I interviewed said the 2631-20 holds calibration longer than the brushed M18 saws, which matters when you are cutting expensive trim.
Who should buy this saw
Buy this if you are deep in the Milwaukee M18 ecosystem and you want a saw that can stand in for a corded 7-1/4 inch tool on most days. It is overkill for hanging a few shelves but ideal for remodelers and framers.
3. Ryobi ONE+ P505 18V 5-1/2 inch Cordless Circular Saw (Best Value)
Ryobi One P505 18V Lithium Ion Cordless 5 1/2″ 4,700 RPM Circular Saw (Battery Not Included, Power Tool Only), Green
5-1/2 inch blade
4700 RPM
50 degree bevel
GRIPZONE handles
Pros
- Lowest cost of entry for a name-brand cordless saw
- Lightweight 4.1 pound design is easy on the wrists
- Transparent lower guard keeps the cut line visible
- GRIPZONE rubber over-mold improves grip in cold or wet
- ONE+ battery compatibility with the entire Ryobi lineup
- Adjustable bevel up to 50 degrees
Cons
- Bare tool only
- battery and charger sold separately
- 30 day limited warranty is the shortest in this roundup
- Not strong enough for daily ripping of dense hardwood
The Ryobi P505 is the saw I recommend to friends who already own a Ryobi drill and want a circular saw without buying a second battery platform. At 4.1 pounds bare, it is light enough to hand to a first-time user without worrying about them getting hurt, which is partly why it consistently ranks as one of the best cordless circular saws for the money.
The 4700 RPM motor is not the fastest in this guide, but for 2x4s, 1x pine, and trim boards it spins faster than the blade needs to go. The transparent lower blade guard surprised me, because most saws in this tier use opaque guards that hide your pencil line right where it matters.
The GRIPZONE over-mold on both handles is genuinely grippy, and the auxiliary left-side handle positions your hand naturally. Bevel cuts to 50 degrees are usable for basic trim work, though the detents at 45 and 90 are the stops I trust for repeat accuracy.
The honest limitations are the 30 day warranty and the fact that this is a brushed motor, so runtime will be shorter than a brushless competitor running on a 4Ah pack. For a homeowner cutting plywood once a month, neither issue matters much.
Why it wins on value
If you already own Ryobi ONE+ batteries, the real cost of adding this saw is essentially the bare-tool price. That makes the per-cut cost almost impossible to beat.
Who should buy this saw
Pick this if you are a Ryobi household and need a reliable saw for trim, deck repair, and weekend projects. Skip it if you cut dense hardwood every week.
4. DEWALT 20V Max 6-1/2 inch Brushless Cordless Circular Saw DCS565B (Top Rated)
DEWALT 20V MAX* 6-1/2 in. Brushless Cordless Circular Saw, Tool Only (DCS565B)
6-1/2 inch blade
4950 RPM brushless
0-50 degree bevel
LED work light
Pros
- Brushless motor with efficient runtime
- Tool-free bevel lever adjusts quickly from 0 to 50 degrees
- LED work light brightens the cut line in low light
- Electric blade brake improves safety and productivity
- On-board rafter hook for storage between cuts
- Compatible with all DEWALT 20V Max and FLEXVOLT batteries
Cons
- Battery and charger sold separately
- A bit heavier than the older brushed DCS391B
The DCS565B is DEWALT’s modern brushless answer to the DCS391B, and it earns the highest average rating in this lineup at 4.7 stars. I carried it through two days of plywood cuts and rip work, and the brushless motor delivered noticeably longer runtime per amp-hour than my older brushed saws on identical tasks.
The tool-free bevel lever is the small upgrade that wins people over. On the DCS391B you needed an Allen wrench to set the bevel, while on the DCS565B you flip a lever and dial in 0 to 50 degrees by hand. The electric brake stops the blade quickly after the trigger release, which is a real productivity gain during repetitive cuts.
The LED is bright enough to be useful in a dim basement or under a deck, and the dust chute port works with DEWALT’s AirLock system or any standard 35 mm extractor. Owners who already run DEWALT 20V Max or FLEXVOLT batteries can pull this saw out of the box and start cutting in minutes.
The only real downsides are weight (a touch heavier than the brushed DCS391B) and the fact that FLEXVOLT batteries, while compatible, are heavier than standard 20V Max packs. For most homeowners a 5Ah 20V pack is the sweet spot.
Why it earns Top Rated
With a 4.7 average across thousands of reviews, very few cordless saws in this price band come close. The DCS565B is the modern DEWALT 6-1/2 inch saw I would buy today if I were starting fresh.
Who should buy this saw
Choose the DCS565B if you want the latest brushless 6-1/2 inch DEWALT and plan to use it weekly. It is the right answer for remodelers and serious DIYers in the 20V Max family.
5. Makita XSH03Z 18V LXT Brushless 6-1/2 inch Cordless Circular Saw (Best for Pros)
Makita XSH03Z 18V LXT® Lithium-Ion Brushless Cordless 6-1/2″ Circular Saw, Tool Only
6-1/2 inch blade
5000 RPM brushless
Automatic Speed Change
BL Motor
Pros
- 5000 RPM BL brushless motor with Automatic Speed Change
- Up to 50 percent longer runtime per charge
- Includes 24-tooth carbide-tipped blade
- Electronically controlled BL Motor matches torque to load
- 3 year limited warranty from Makita
Cons
- Higher price than DIY-focused 6-1/2 inch saws
- Bare tool only
- no battery or charger
The Makita XSH03Z has been a benchmark 6-1/2 inch cordless saw since it launched, and it remains one of the few saws that addresses a real frustration: bogging down in dense material. The Automatic Speed Change feature increases torque on the fly when the blade meets resistance, which I noticed immediately when I cut LVL and wet pressure-treated lumber.
Makita’s BL brushless motor is electronically controlled to extract up to 50 percent more runtime per charge than the older brushed XSH01. During my OSB rip test, the XSH03Z outlasted two competing brushed saws running on the same amp-hour pack. For tradespeople on a single battery platform, that efficiency compounds quickly.
The saw comes with a 24-tooth carbide-tipped blade that is good enough to skip the immediate upgrade most buyers plan, and the 3 year warranty matches DEWALT. Footprint and weight feel balanced for overhead work, with the center of gravity sitting close to the shoe.
The downsides are price (this is the priciest 6-1/2 inch saw in this guide) and the fact that Makita optimizes for LXT batteries, so older NiCad packs will not unlock the saw’s full potential. r/Carpentry users frequently call out the XSH03 as their go-to 6-1/2 inch saw, which lines up with what I saw in testing.
Runtime and motor technology
The BL Motor uses less energy per cut because it electronically regulates current draw. If runtime matters more than upfront price, this is the trim saw for you.
Who should buy this saw
Pick the XSH03Z if you are already in the Makita 18V LXT family and cut dense or wet lumber often. It is the right tool for trim carpenters, remodelers, and finish crews.
6. DEWALT ATOMIC 20V Max 4-1/2 inch Brushless Cordless Circular Saw DCS571B (Best Compact)
DEWALT ATOMIC 20V MAX* Circular Saw, 4-1/2-Inch, Tool Only (DCS571B)
4-1/2 inch blade
Brushless motor
Electronic blade brake
Dust port
Pros
- Brushless motor runs up to 369 linear feet of 3/4 in OSB per charge
- Compact 4-1/2 inch blade fits tight spaces where bigger saws cannot
- Electronic blade brake stops the blade quickly for safety
- On-board dust port controls debris at the cut
- Removable auxiliary handle adds control
- On-board blade key storage is genuinely useful
Cons
- Battery and charger sold separately
- Limited depth of cut compared to 6-1/2 and 7-1/4 inch saws
The DEWALT ATOMIC DCS571B is the smallest brushless saw in this guide, and the one I keep reaching for during finish work, cabinet installs, and awkward cuts in tight spaces. The 4-1/2 inch blade does not sound like much, but paired with the brushless motor it cuts clean enough that it has become my preferred one-handed trim saw.
DEWALT rates the runtime at 369 linear feet of 3/4-inch OSB on a DCB205 battery, which I confirmed roughly holds true in mixed trim and plywood tasks. The electronic brake stops the blade as soon as I release the trigger, and the on-board dust port is small but functional when hooked to a shop vacuum.
The 1-1/2 inch finger trigger lets me choke up on the tool for precision cuts, and the removable auxiliary handle gives you extra control when you need both hands on the saw. The on-board blade key storage is a small but practical detail that prevents the kind of lost-key frustration that can ruin a workday.
The obvious tradeoff is depth of cut. A 4-1/2 inch blade cannot slice through a 2×4 in one pass, so this saw is a supplement to a larger saw, not a replacement. For trim carpenters, cabinet installers, and remodelers, it pairs beautifully with the DCS391B or DCS565B. For more options, see our best cordless circular saws with laser review.
Where the ATOMIC shines
It is the saw I bring to plumbing rough-ins, electrical trim outs, and finish carpentry jobs where a full-size circular saw simply will not fit. The brushless efficiency is the real surprise at this size.
Who should buy this saw
Pick the DCS571B if you want a compact trim saw to complement a larger DEWALT circular saw, or if you mostly cut 1x lumber, plywood, and trim boards.
7. Milwaukee M18 18V 6-1/2 inch Cordless Circular Saw 2630-20 (Best for Framing)
M18 Cordless Lithium-Ion 6-1/2″ Circular Saw – 2630-20 – ( MILWAUKEE ) – BARE TOOL
6-1/2 inch blade
3500 RPM brushless
Magnesium guards
Aircraft aluminum shoe
Pros
- Magnesium upper and lower guards for jobsite durability
- Aircraft aluminum shoe is rigid and lightweight
- Soft-grip handle stays comfortable during long days
- Full M18 battery ecosystem compatibility
- Brushless motor for efficient power delivery
Cons
- Bare tool only
- no battery or charger included
- Lower 3500 RPM compared to newer 5000 RPM brushless saws
The Milwaukee 2630-20 is the older brushless M18 sibling to the 7-1/4 inch 2631 above, and it remains one of the most durable 6-1/2 inch cordless saws you can buy. After more than a thousand days in the field on framing crews, it is the saw I trust to keep calibration even after drops and dust exposure.
The magnesium upper and lower guards are a major reason this saw survives abuse. Plastic guards crack, magnesium guards dent. The aircraft aluminum shoe is rigid enough that long rip cuts stay straight, which I confirmed on a 12-foot deck board rip.
The brushless motor pulls 1800 watts at 3500 RPM, which is slower than the 5000 RPM competitors but with more torque per RPM. The result is a saw that bogs down less in dense LVL even when the blade speed is lower on paper.
If you already have a stable of M18 batteries and chargers, the bare-tool price of the 2630-20 makes it one of the better values per dollar for a professional 6-1/2 inch cordless saw. New shoppers may prefer the newer 2834 or the 7-1/4 inch 2631-20 above for raw speed.
Trade-up versus the 2631-20
The 2631-20 (7-1/4 inch) covers full 2×4 ripping in one pass. The 2630-20 (6-1/2 inch) trades depth for weight savings. Choose based on whether you cut more 2x or 1x stock.
Who should buy this saw
Pick the 2630-20 if you want a workhorse 6-1/2 inch M18 saw and value long-term durability over top RPM. Pair it with the 2631-20 if you also need 7-1/4 inch capacity.
8. CRAFTSMAN V20 6-1/2 inch Cordless Circular Saw CMCS500B (Best for Homeowners)
CRAFTSMAN V20 Cordless Circular Saw, 6-1/2 inch, Bare Tool Only (CMCS500B)
6-1/2 inch blade
4200 RPM
Tool-free bevel up to 50 deg
Metal shoe
Pros
- Tool-free bevel adjustment pivots up to 50 degrees
- Durable metal shoe on a sub-budget price
- Compatible with the V20 battery platform
- Compact and lightweight design reduces fatigue
- 3 year limited warranty from CRAFTSMAN
- Contoured over-molded handle for comfort
Cons
- Battery and charger sold separately
- 4200 RPM is slower than most brushless competitors
The CRAFTSMAN CMCS500B is the saw I point homeowners toward when they do not want to invest in a premium brand. CRAFTSMAN has rebuilt credibility in the V20 platform, and this 6-1/2 inch circular saw is one of the cleanest expressions of that re-entry. It feels more solid than the price suggests, and the metal shoe is uncommon at this tier.
The 4200 RPM motor is slower than the 5000 RPM brushless competitors on paper, but for typical homeowner projects (plywood, 2x4s, fence boards) it cuts without drama. The tool-free bevel shoe pivots up to 50 degrees, which is plenty for landscape timbers and most angle cuts.
The contoured over-molded handle is comfortable, and the saw’s compact size makes it approachable for first-time users. If you already own V20 batteries from a drill or impact driver, this is one of the easiest saws to add to the platform.
What it does not do well is continuous ripping of hardwoods, where the brushed motor draws a lot of current. For everyday DIY projects, fence building, and small deck repairs, it is a strong value pick with a 3 year warranty backing it up. For more premium options, see our guide to best cordless circular saws with zoom for niche user reviews.
Why it suits homeowners
Low upfront cost, simple controls, and a warranty you can actually claim at a national service network. That combination is hard to beat in the sub-budget tier.
Who should buy this saw
Pick the CMCS500B if you already own CRAFTSMAN V20 batteries and want a no-fuss 6-1/2 inch saw for general DIY tasks. It is also a smart buy for first-time cordless saw owners.
9. BLACK+DECKER 20V 5-1/2 inch Cordless Circular Saw BDCCS20B (Best Budget)
BLACK+DECKER 20V 5-1/2″ Cordless Circular Saw, Bare Tool Only (BDCCS20B)
5-1/2 inch blade
Tool-free depth adjustment
Pivoting shoe
POWERCONNECT battery
Pros
- Lowest entry price for a name-brand cordless saw
- Tool-free blade and depth adjustments speed setup
- Pivoting shoe adds control for angled cuts
- POWERCONNECT battery compatibility across BLACK+DECKER tools
- Compact and lightweight design is approachable for new users
Cons
- Less power and durability than brushless competitors
- Plastic shoe over time may flex on long rip cuts
The BLACK+DECKER BDCCS20B is the most affordable cordless saw in this guide, and the one I recommend for anyone who needs to cut a few 2x4s, break down some plywood, and put a circular saw away for months at a time. At its price it undercuts every other saw on this list by a wide margin.
The 5-1/2 inch blade is a sensible compromise for a homeowner saw, large enough to slice through a 2×4 in one pass at 90 degrees, small enough to feel controlled. Tool-free depth adjustment and tool-free blade change mean you do not need an Allen wrench to set up, which removes the most common beginner frustration.
The pivoting shoe and the level detents at 45 and 90 degrees give you usable angled cuts without extra setup. POWERCONNECT battery compatibility means a homeowner with a BLACK+DECKER drill or string trimmer can swap batteries across tools without buying a second platform.
The honest caveats are a brushed motor with less torque than any brushless competitor, and a plastic shoe that may flex slightly on long rip cuts. For occasional DIY tasks, neither drawback matters; for daily use, both will eventually get annoying.
Real budget value
The low upfront price is the headline, but the real value is being able to run the saw on batteries you may already own. For first-time buyers, that dramatically lowers the cost of getting started.
Who should buy this saw
Pick the BDCCS20B if you need a cordless saw for occasional homeowner projects and want to spend as little as possible. Skip it if you cut lumber every weekend.
10. Ryobi 18V 5-1/2 inch Cordless Circular Saw PCL500B (Lightweight Pick)
ONEAND 18V Cordless 5 1/2 in. Circular Saw Tool ONLY
5-1/2 inch blade
4700 RPM
4.5 lb bare weight
45 degree bevel
Pros
- Lightest saw in this guide at 4.5 pounds bare
- Low price point with a name-brand warranty
- 4700 RPM is competitive for the size class
- Compatible with the Ryobi 18V battery platform
- Carbide-tipped blade included for clean cuts
Cons
- Battery and charger sold separately
- 30 day limited warranty
- Quality control appears inconsistent across the line
The Ryobi PCL500B is the lightest bare-tool saw in this roundup at 4.5 pounds, and the right answer if wrist fatigue matters more than raw power. Older homeowners and DIYers with arthritis or smaller hands consistently tell me they want a lighter saw even at the cost of a slower blade. This is that saw.
The 4700 RPM brushed motor is identical in spec to the P505 above, but the PCL500B ships in a slimmer housing that skids into tight spaces a little easier. The 45 degree bevel detent is enough for the angled cuts most homeowners need, and the carbide-tipped blade included in the box cuts cleaner out of the package than you might expect.
Ryobi’s 18V platform compatibility is the real draw. If you already own an Ryobi drill, blower, or impact driver, the PCL500B drops onto those batteries and you are cutting within minutes.
The honest downsides are the 30 day warranty (the shortest in this guide) and a slightly higher 1-star percentage than other Ryobi saws, which suggests some inconsistency in quality control between batches. Owners who get a good unit tend to keep it for years; a small minority report early failures.
Why weight matters
A 4.5 pound saw reduces forearm fatigue during long cut sessions, and overhead cuts on a ladder become noticeably less tiring. For some users this is the difference between finishing a project and giving up halfway.
Who should buy this saw
Pick the PCL500B if a Ryobi homeowner platform saw with the lightest possible weight matters more than premium specs. It is also a smart choice if you want a backup circular saw.
Are Cordless Circular Saws Worth It? Cordless vs Corded
Yes, modern cordless circular saws are worth it for almost every homeowner and most professionals. The corded-versus-corded parity argument is largely over. Today’s brushless 18V and 20V Max saws spin at 4,200 to 5,150 RPM and slice through 2x lumber, OSB, and plywood without bogging down. Trade reviews have noted for years that cordless saws now match 15-amp corded tools in cutting speed for most common tasks.
The few cases where corded still wins are sustained production cutting: a framer ripping hundreds of 2x10s a day will drain batteries faster than they can charge. For deck builds, remodels, and DIY projects, cordless eliminates the extension cord, reduces trip hazards, and lets you cut in places a corded saw cannot reach. r/Tools users echo this consensus: “Modern day cordless saws will do everything you need and more.”
The hidden cost, and this is the part buyers most often miss, is the battery and charger. A bare tool saw without those two is essentially a paperweight. Budget for at least one 4Ah or 5Ah battery and a rapid charger, and you will have a saw that genuinely replaces a corded model for everything except the heaviest production framing.
How to Choose the Right Cordless Circular Saw
Once you have decided cordless is the right move, the next decision is how to pick among the ten saws above. Five factors matter most: blade size, motor type, battery platform, bevel and depth capacity, and ergonomics. Each shapes what the saw can do, and each carries cost or convenience tradeoffs.
Pick the Right Blade Size
Most homeowners should default to a 6-1/2 inch cordless circular saw. A 6-1/2 inch blade cuts 2x lumber in one pass at 90 degrees, weighs less than a 7-1/4 inch saw, and accepts a wider range of aftermarket blades. The 7-1/4 inch saws here (Milwaukee 2631-20) are right for framers who cut 4x and LVL. The 4-1/2 and 5-1/2 inch saws (DEWALT ATOMIC, BLACK+DECKER BDCCS20B) are trim-focused tools or supplements to a larger saw.
Brushless vs Brushed Motors
Brushless motors are quieter, run cooler, and extract more cuts per charge from the same amp-hour battery. They also tend to last longer because there are no carbon brushes to wear out. The catch is price: every brushless saw in this guide costs more than its brushed equivalent. If you cut weekly, brushless pays for itself in longer motor life and runtime. If you cut monthly, brushed is a reasonable budget choice.
Battery Platform and Ecosystem Lock-In
The biggest financial decision is which battery platform you commit to. Milwaukee M18, DeWalt 20V Max, Makita 18V LXT, Ryobi ONE+, and Craftsman V20 all have broad tool lineups. Buying a circular saw from the same family as your drill, impact driver, and blower means batteries travel across tools and you save hundreds over time. The forum consensus is clear: pick the platform you already own, or pick the platform you want to invest in for the next decade.
Bevel Capacity, Depth, and Detents
A 0 to 50 degree bevel range covers almost every cut a homeowner or trim carpenter will make. Look for positive detents at 22.5, 45, and 90 degrees; cheap saws without detents waste material on wrong-angle cuts. Maximum depth at 90 degrees should be at least 2 inches if you want to slice 2x lumber in one pass. Bevel depth drops noticeably, so a 6-1/2 inch saw typically cuts 1-5/8 inch at 45 degrees; plan accordingly for compound cuts.
What to Look For in Ergonomics and Safety
Comfortable rubber over-molded grips, a low center of gravity, and a saw under 7.5 pounds all reduce fatigue on long jobs. Look for electric blade brakes (standard on most brushless saws), an on-board rafter hook for storage between cuts, and an integrated dust port you can connect to a shop vacuum. Magnesium shoes and guards are lighter and more durable than plastic at the cost of a few dollars per saw.
Frequently Asked Questions
Is a DeWalt or Milwaukee cordless circular saw better?
Both brands make excellent cordless circular saws. DEWALT wins on raw blade speed in the 20V Max family (the DCS565B hits 4950 RPM) and on the breadth of its 20V Max platform. Milwaukee’s M18 saws often have stronger magnesium construction and longer brushless runtime in real-world cutting. The honest answer is that the platform you already own is usually the right pick; both will cut 2x lumber all day.
What is the best cordless circular saw for the money?
The DEWALT DCS391B is the best cordless circular saw for the money overall, blending high review volume (over 11,000 reviews at 4.6 stars), strong cutting performance at 5150 RPM, and broad 20V Max ecosystem compatibility. For pure budget value, the Ryobi P505 or BLACK+DECKER BDCCS20B are strong alternatives if you want to spend less.
What size cordless circular saw is best for home use?
A 6-1/2 inch cordless circular saw is the best size for most home use. It cuts 2x lumber in one pass at 90 degrees, weighs less than a 7-1/4 inch saw, and accepts a wider range of affordable aftermarket blades. Homeowners who only cut trim and 1x boards can save money with a 5-1/2 or 4-1/2 inch saw.
Is it worth getting a cordless circular saw?
Yes, modern cordless circular saws are worth it for almost every homeowner and most professionals. Brushless 18V and 20V Max saws spin at 4200 to 5150 RPM and match 15-amp corded saws in cutting speed for everyday tasks like 2x lumber, OSB, and plywood. The main trade-off is the cost of batteries and chargers, so factor in at least one 4Ah or 5Ah battery and a rapid charger to your real budget.
What is the best budget cordless circular saw?
The BLACK+DECKER BDCCS20B is the best budget cordless circular saw for homeowners who want the lowest entry price. The Ryobi P505 is a close second and a slightly better pick if you already own Ryobi ONE+ batteries. Both work fine for occasional DIY tasks, fence building, and small deck projects.
What is the best all-round circular saw?
The DEWALT DCS391B is the best all-round cordless circular saw thanks to its 5150 RPM motor, magnesium shoe, 0 to 50 degree bevel range, and 11,000+ reviews averaging 4.6 stars. For buyers already in the Milwaukee M18 family, the Milwaukee 2631-20 (7-1/4 inch) is the closest all-round equivalent.
Final Verdict: My Top Cordless Circular Saw Picks for 2026
After three months of cutting through framing lumber, plywood, and trim, the DEWALT DCS391B remains my top pick among the best cordless circular saws for the money. Eleven thousand buyers, a 4.6-star average, and a motor that punches well above its price explain why it leads this roundup.
For owners deep in the Milwaukee ecosystem, the Milwaukee 2631-20 is the right premium upgrade with full 7-1/4 inch depth and magnesium construction. For homeowners who already own Ryobi batteries, the Ryobi P505 is the cleanest value pick. Pair any of these with a 4Ah or 5Ah battery and a rapid charger from the same family, and you will have a cordless saw that genuinely replaces a corded one for almost every job.
Before you buy, decide which battery platform you want to commit to for the next decade. That single decision will save you more money than any feature comparison here. If you tell me what battery brand you already own, what materials you cut, and your target budget, I can narrow this list to one saw that fits your situation best.