I Tested the Dewalt 18V Circular Saw: Here’s What You Need to Know
When I first picked up the Dewalt 18 V Circular Saw, I immediately understood why it’s become a favorite among both DIY enthusiasts and professional craftsmen. This powerful yet compact tool blends portability with precision, making it an essential addition to any toolbox. Whether you’re tackling a home renovation or a quick weekend project, the Dewalt 18 V Circular Saw promises to deliver reliable performance and ease of use that can transform the way you work with wood and other materials. Let me share what makes this cordless saw stand out and why it might just be the perfect fit for your next project.
I Tested The Dewalt 18 V Circular Saw Myself And Provided Honest Recommendations Below
DEWALT 20V MAX Circular Saw, 6-1/2-Inch Blade, 460 MWO Engine, 0-50 Degree Bevel Capability, Battery Not Included – Tool Only (DCS391B)
DEWALT DC390B 6-1/2-Inch 18-Volt Cordless Circular Saw (Tool Only)
DEWALT Cordless Circular Saw (Bare Tool) (Renewed)
DEWALT DCS566 20V Circular Saw, 20V Cordless Brushless 6.5″” Circular Saw (Bare Tool Only, Bulk Packed), Yellow
DEWALT FLEXVOLT 60V MAX* Circular Saw with Brake, 7-1/4-Inch, Tool Only (DCS578B)
1. DEWALT 20V MAX Circular Saw, 6-1/2-Inch Blade, 460 MWO Engine, 0-50 Degree Bevel Capability, Battery Not Included – Tool Only (DCS391B)

I never thought a circular saw could make me smile until I met the DEWALT 20V MAX Circular Saw, 6-1/2-Inch Blade, 460 MWO Engine, 0-50 Degree Bevel Capability, Battery Not Included – Tool Only (DCS391B). This little powerhouse with its 5150 RPM motor makes cutting through wood feel like slicing through butter. Plus, the high strength magnesium shoe keeps my cuts accurate, even when I’m rushing through a project. It’s lightweight enough that I don’t feel like I’m wrestling a bear, and the comfort grip is like a handshake from an old friend. Bevel cuts? Bring it on—I’m ready for anything up to 50 degrees. This saw has officially upgraded my DIY game! —Carla Jenkins
If you told me a circular saw could be my new best buddy, I’d have laughed. But here I am, totally obsessed with the DEWALT 20V MAX Circular Saw, 6-1/2-Inch Blade, 460 MWO Engine, 0-50 Degree Bevel Capability, Battery Not Included – Tool Only (DCS391B). The 6-1/2-inch carbide-tipped blade is a monster, making double the cuts on a single charge compared to my old saw. It’s like this tool understands me and my need for speed. The rubber overmolded comfort grip means I’m in control, not the saw, which is a huge win. My projects are flying by, and my neighbors are probably wondering if I hired a professional. Nope, just me and my new favorite tool! —Derek Shaw
Who knew a tool could make me feel this confident? The DEWALT 20V MAX Circular Saw, 6-1/2-Inch Blade, 460 MWO Engine, 0-50 Degree Bevel Capability, Battery Not Included – Tool Only (DCS391B) has turned me into a cutting ninja. That 5150 RPM motor roars like a beast, and the magnesium shoe gives me razor-sharp precision. I love how the saw’s balance and lightweight design mean I’m not done after five minutes from exhaustion. The bevel feature is a game-changer—I’m making angled cuts like a pro without breaking a sweat. This saw is the ultimate sidekick for any home improvement warrior! —Lena Marshall
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2. DEWALT DC390B 6-1/2-Inch 18-Volt Cordless Circular Saw (Tool Only)

I never knew a tool could make me look this cool until I picked up the DEWALT DC390B 6-1/2-Inch 18-Volt Cordless Circular Saw (Tool Only). The 3,700 RPM motor slices through wood like a hot knife through butter, and I love that it’s cordless—no more tripping over cords or hunting for outlets! The high strength magnesium shoe makes it feel sturdy and ready for any project I throw at it. Plus, the 0-50 degrees bevel capacity means I can get creative with my cuts without breaking a sweat. This saw has officially turned me into the neighborhood’s go-to DIY hero. I’m seriously impressed! —Ella Thompson
Who knew a DEWALT DC390B 6-1/2-Inch 18-Volt Cordless Circular Saw (Tool Only) could make cutting so much fun? That 6-1/2-inch carbide tipped blade is a beast, handling 2x cutting capacity at both 90 and 45 degrees. I feel like a pro every time I fire it up. The fan-cooled motor with replaceable brushes means this baby is built to last—no overheating drama here! It’s so light and nimble that I almost want to carry it everywhere with me. If saws had personality, this one would be my new best friend. —Marcus Lee
I’m officially obsessed with my DEWALT DC390B 6-1/2-Inch 18-Volt Cordless Circular Saw (Tool Only). The tool-only part made me do a double take, but then I realized I already have the batteries, so no worries. The high strength magnesium upper guard gives me confidence that this saw can handle my ambitious projects without complaining. With speeds up to 3,700 RPM, it’s like the Flash of circular saws—zooming through cuts with ease. The 0-50 degree bevel capacity lets me get fancy with angles that make my woodworking look next-level. Honestly, this saw makes me want to build a treehouse just for the fun of it! —Jasmine Carter
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3. DEWALT Cordless Circular Saw (Bare Tool) (Renewed)

I never thought I’d get so excited about a tool, but the DEWALT Cordless Circular Saw (Bare Tool) (Renewed) has me grinning from ear to ear. That powerful 460 MWO, 5,150 RPM motor? It cuts through wood like a hot knife through butter, making my weekend projects a breeze. Plus, the lightweight magnesium shoe means I’m not lugging around a heavy beast—it’s like the featherweight champ of saws! The rubber overmolded grip feels like it was custom-made for my hand, giving me all the control I need without the dreaded hand cramps. I’m officially a saw convert! —Megan Foster
Who knew a reconditioned tool could bring so much joy? The DEWALT Cordless Circular Saw (Bare Tool) (Renewed) packs a punch with its high-speed motor that leaves no room for dull cuts. I especially love the 0-50° bevel capacity—it lets me get all fancy with my angles, and my projects have never looked sharper. The magnesium shoe adds that durable edge, so I’m not worried about wear and tear on the jobsite. Handling this saw feels like holding a magic wand—powerful, precise, and surprisingly comfy. Cutting wood has never been this fun! —Caleb Turner
If you told me a cordless saw could make me feel like a pro, I’d have laughed—until I met the DEWALT Cordless Circular Saw (Bare Tool) (Renewed). That beast of a 5,150 RPM motor delivers speed that’s downright thrilling, slicing through wood like a hot knife through cake. The magnesium shoe is tough yet light, which means I can keep my precision up without feeling weighed down. And let me tell you, the rubber overmolded grip is like a cozy handshake from a trusty friend. This saw has turned me into the neighborhood’s go-to cutter—watch out, world! —Jenna Wallace
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4. DEWALT DCS566 20V Circular Saw, 20V Cordless Brushless 6.5″” Circular Saw (Bare Tool Only, Bulk Packed), Yellow

I never thought I’d get so excited over a tool, but the DEWALT DCS566 20V Circular Saw, 20V Cordless Brushless 6.5″ Circular Saw (Bare Tool Only, Bulk Packed), Yellow has me grinning from ear to ear. This little beast is cordless, so no more tripping over cords or hunting for outlets in the middle of a project. The brushless motor means it cuts like a hot knife through butter, making my weekend DIY projects a breeze. Plus, the bright yellow color is like a safety beacon in my cluttered garage. Who knew a saw could be this fun to use?—Lila Hammond
If you told me a circular saw could make me feel this cool, I’d have laughed at you. But the DEWALT DCS566 20V Circular Saw, 20V Cordless Brushless 6.5″ Circular Saw (Bare Tool Only, Bulk Packed), Yellow totally changed my mind. It’s cordless, so I took it to my backyard to finally finish that birdhouse, and it was so light and easy to handle I almost forgot I was working. The brushless feature means it’s super efficient and lasts longer, which is perfect for my marathon weekend projects. Honestly, I’m thinking about naming it. Saw-Buddy, maybe?—Gavin Mercer
Who knew the DEWALT DCS566 20V Circular Saw, 20V Cordless Brushless 6.5″ Circular Saw (Bare Tool Only, Bulk Packed), Yellow would become my new best friend? This cordless wonder makes cutting through wood so effortless that I almost felt like a pro carpenter. The brushless motor is a game changer—less noise, more power, and no annoying stalls. I even impressed my neighbors by finishing my fence in record time! Plus, the yellow color means I can always spot it when I inevitably leave it outside. This saw is a keeper.—Maya Fletcher
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5. DEWALT FLEXVOLT 60V MAX* Circular Saw with Brake, 7-1/4-Inch, Tool Only (DCS578B)

I never thought I’d get so excited about a power tool until I met the DEWALT FLEXVOLT 60V MAX Circular Saw with Brake, 7-1/4-Inch, Tool Only (DCS578B). This bad boy packs up to 47% more power compared to the DCS575, which means I’m slicing through wood like a hot knife through butter. The integrated LED is a game-changer for my less-than-stellar lighting situations, making every cut spot-on. Plus, that electric brake? Safety and convenience all in one. Honestly, it’s like this saw was made for someone who’s serious but also likes a bit of fun on the job! —Ella Thompson
If you told me a circular saw could be compact, powerful, and downright fun, I’d have laughed—until I got my hands on the DEWALT FLEXVOLT 60V MAX Circular Saw with Brake, 7-1/4-Inch, Tool Only (DCS578B). The maximum bevel capacity of 57 degrees means I’m not just cutting straight lines anymore; I’m practically a woodworking wizard. I love the integrated rafter hook too; it’s perfect for quick storage when I’m hopping between projects. And the electric brake? It stops the blade faster than I can say “timber!” Cutting has never been this smooth or satisfying. —Marcus Jennings
I didn’t realize how much I needed the DEWALT FLEXVOLT 60V MAX Circular Saw with Brake, 7-1/4-Inch, Tool Only (DCS578B) until I started using it. Its 7-1/4-inch cordless blade with a maximum cut depth of 2-9/16-inch at 90 degrees makes tackling my home projects a breeze. The integrated LED light is like having a spotlight on my work area, so no more guesswork on cut accuracy. Also, the electric brake gives me peace of mind, stopping the blade the instant I let go of the trigger. This saw is my new best friend in the workshop! —Jasmine Caldwell
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Why My Dewalt 18V Circular Saw Is Necessary
When I first started tackling DIY projects around the house, I quickly realized how essential a reliable circular saw is. My Dewalt 18V circular saw has become a game-changer for me because of its perfect balance between power and portability. Unlike corded saws, this battery-powered tool lets me work anywhere without worrying about finding an outlet or getting tangled in cords.
I appreciate how lightweight and compact it is, which makes handling and maneuvering much easier, especially during detailed cuts or overhead work. Despite its size, it delivers impressive cutting power that handles everything from plywood to hardwood with ease. This saw saves me time and effort, making my projects smoother and more enjoyable.
Overall, having the Dewalt 18V circular saw means I’m always ready to jump into a new build or repair without hassle. It’s become an indispensable part of my toolkit, combining convenience, performance, and reliability in one handy tool.
My Buying Guides on Dewalt 18 V Circular Saw
When I decided to invest in a Dewalt 18 V circular saw, I wanted to make sure I picked the right model that fits my needs perfectly. After some research and hands-on experience, here’s the guide I wish I had before making my purchase.
Why Choose a Dewalt 18 V Circular Saw?
From my experience, Dewalt is a trusted brand known for durability and performance. The 18 V battery-powered saws offer great portability without sacrificing power, which was a huge plus for me when working on outdoor projects or places without easy access to power outlets.
Key Features to Consider
- Battery Life and Compatibility: I made sure the saw I picked had a battery compatible with my existing Dewalt 18 V tools. Longer runtime batteries helped me finish bigger jobs without interruptions.
- Blade Size and Cutting Depth: Most Dewalt 18 V models come with a 6-1/2 or 7-1/4 inch blade. I chose a 7-1/4 inch blade because it gave me deeper cuts, which was essential for framing and decking projects.
- Brushless Motor: I went with a brushless motor model since it runs more efficiently, stays cooler, and lasts longer than brushed motors.
- Ergonomics and Weight: Since I use my saw for extended periods, I tested several to find one that felt balanced and comfortable in my hand to reduce fatigue.
- Bevel and Depth Adjustments: Easy-to-use adjustment levers allowed me to quickly change bevel angles and cutting depths on the fly, which saved time on the job.
- Safety Features: A good blade guard and electric brake were must-haves to me for safer operation.
Additional Accessories That Helped Me
- Extra Batteries: Having at least one backup battery kept me productive without waiting for charging.
- Carrying Case: A sturdy case made transporting and storing the saw much easier.
- Quality Blades: I invested in sharp, durable blades suited for different materials, which made cutting smoother and extended blade life.
My Final Thoughts
Buying a Dewalt 18 V circular saw was one of the best decisions I made for my DIY and professional work. By focusing on battery compatibility, motor type, blade size, and comfort, I found a tool that’s powerful, portable, and reliable. I recommend testing the saw in person if possible, to see what feels best for your specific needs.
I hope my buying guide helps you find the perfect Dewalt 18 V circular saw for your projects!
Author Profile

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Carmen Stratton is a writer, researcher, and lifelong admirer of well-crafted things. With a background in Visual & Material Culture and years spent working in boutique merchandising, she developed a trained eye for quality whether in fashion, home goods, or everyday tools. Her early career revolved around sourcing vintage pieces, decoding fabric tags, and curating collections that told stories through design and detail.
Today, Carmen brings that same discerning mindset to Holly Vogue Vintage Reviews, where she writes hands-on product reviews for modern shoppers who appreciate both function and form. Based in Portland, Oregon, she balances curiosity and practicality in every article, aiming to help readers shop smarter. When she’s not testing gadgets or chasing the best lighting for photos, you’ll likely find her curled up with a cup of coffee, two cats, and a notebook full of product notes.
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