Best Dewalt 18V Circular Saw
Choosing the right power tool can significantly impact the success of any project, whether you’re a seasoned professional or a dedicated DIY enthusiast. When it comes to circular saws, quality and performance are paramount.
The market is flooded with options, making informed decisions crucial for ensuring efficiency and safety. Dewalt’s 18V circular saws are a popular choice, known for their cordless convenience and robust design.
This article focuses on helping you navigate the selection process, highlighting the key considerations in finding the best dewalt 18v circular saw for your needs. We understand the importance of value and durability, so we’ll guide you through the features that differentiate the top contenders.
Ultimately, our goal is to equip you with the knowledge to choose the best dewalt 18v circular saw and maximize your investment.
IN THIS ARTICLE
Top 10 Best Dewalt 18V Circular Saw Compared
🏆 BEST OVERALL DEWALT 20V MAX Circular Saw
- Powerful 5150 RPM motor for demanding cuts.
- Lightweight and durable magnesium shoe.
- Comfortable and ergonomic rubber overmolded grip.
- Versatile 0-50 degree bevel capacity.
4.4/5
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🥈 2ND RUNNER UP DEWALT DC390B 6-1/2-Inch 18-Volt Cordless Circular
- High RPM for fast cutting.
- Carbide-tipped blade included.
- Durable magnesium construction.
- Versatile bevel capacity (0-50 degrees).
4.6/5
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� BEST VALUE DEWALT 20V MAX* XR Brushless Cordless 7-1/4 in. Ci
- High MWO for demanding applications.
- Fast cutting speed with a powerful brushless motor.
- Versatile cutting depth for various materials.
- Electric brake for enhanced safety and precision.
4.7/5
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Mini Circular Saw Compatible with DeWalt 20V Max Battery
- Complete kit with battery and charger included.
- Compatible with DeWalt 20V MAX batteries.
- Powerful brushless motor and versatile blade selection.
- Precise laser guide and adjustable cutting depth.
4.4/5
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DEWALT ATOMIC 20V MAX* Circular Saw
- Brushless motor for extended runtime.
- Removable auxiliary handle for increased control.
- On-board blade key storage for easy blade changes.
- Cuts 2x material at 90 degrees and bevels at 45 degrees.
4.4/5
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DEWALT DCS566 20V Circular Saw
- Potentially good value (depending on the undisclosed features).
- Could fulfill a specific need if it matches requirements.
- May offer unique features not immediately apparent.
- Chance for a pleasant surprise (if it exceeds low expectations)
4.6/5
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DEWALT FLEXVOLT 60V MAX* Circular Saw with Brake
- Powerful motor provides ample cutting force.
- Cordless design offers increased portability and freedom of movement.
- Electric brake enhances user safety.
- Integrated LED improves visibility in low-light conditions.
4.4/5
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Peciue Universal Tool Bag for DEWALT 20V MAX Circular Saw DCS391B/DCS565B
- Customized sponge interior for secure and organized storage.
- Dedicated pockets for batteries and chargers.
- 8mm pearl cotton padding for added protection.
- Sturdy handle and smooth dual zippers for easy portability.
4.7/5
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DEWALT Circular Saw Blade
- Tungsten carbide tipped for potentially longer life.
- Thin kerf promotes faster and smoother cuts.
- Standard 5/8″ arbor fits most saws.
- Diamond knock-out simplifies arbor removal.
4.7/5
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DEWALT 20V MAX* 6-1/2 in. Brushless Cordless Circular Saw
- Bright LED for improved visibility and cut accuracy.
- Tool-free bevel adjustment (0-50°).
- Dust chute compatible with DEWALT Airlock and standard 35mm dust extractors.
- Lightweight and compact design for enhanced maneuverability.
4.6/5
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Detailed Reviews of the Best Dewalt 18V Circular Saw
DEWALT 20V MAX Circular Saw – Powerful 5150 RPM motor for demanding cuts.

The DEWALT circular saw offers a decent balance of power and features for both professional and DIY users. The 5150 RPM motor provides ample power for demanding cuts, while the magnesium shoe enhances durability without adding excessive weight. The rubber overmolded grip contributes to user comfort and control, crucial for accurate cuts over extended periods.
The 0-50 degree bevel capacity expands its versatility, allowing for a wide range of angled cuts. The included 6-1/2 inch carbide-tipped blade performs adequately for common tasks, providing twice the cutting capacity at key angles compared to some alternatives. Overall, it’s a well-rounded saw with practical features.
Pros
- Powerful 5150 RPM motor for demanding cuts.
- Lightweight and durable magnesium shoe.
- Comfortable and ergonomic rubber overmolded grip.
- Versatile 0-50 degree bevel capacity.
- Carbide-tipped blade offers decent cutting performance.
Cons
- Blade size (6-1/2 inch) may limit cutting depth compared to larger saws.
- Corded design may restrict mobility.
DEWALT DC390B 6-1/2-Inch 18-Volt Cordless Circular – High RPM for fast cutting.

This cordless circular saw boasts a respectable 3,700 RPM, allowing for reasonably fast cuts in various wood types. The included 6-1/2-inch carbide-tipped blade handles 2x lumber with ease at both 90 and 45-degree angles. The magnesium shoe and upper guard contribute to the tool’s overall durability, making it suitable for regular use.
Its bevel capacity, ranging from 0 to 50 degrees, enhances its versatility for different cutting applications. However, potential buyers should be aware that this is a tool-only purchase; a battery is not included and must be purchased separately. The fan-cooled motor and replaceable brushes are nice additions for ensuring longevity and consistent performance.
Pros
- High RPM for fast cutting.
- Carbide-tipped blade included.
- Durable magnesium construction.
- Versatile bevel capacity (0-50 degrees).
- Fan-cooled motor with replaceable brushes.
Cons
- Battery not included; requires separate purchase.
DEWALT 20V MAX* XR Brushless Cordless 7-1/4 in. Ci – High MWO for demanding applications.

The 20V MAX* circular saw appears to be a capable tool for a variety of cutting tasks. Its high MWO (Maximum Watts Out) rating suggests it can handle demanding applications. The brushless motor’s 5,500 RPM no-load speed should allow for quick and efficient cuts, and the claim of 368 cuts per charge is notable, though real-world results may vary depending on the material being cut and the battery’s age.
The depth of cut capacity is adequate for most common lumber dimensions, and the electric brake is a valuable safety feature that enhances precision. It is important to note, that the tool comes without battery and charger and those needs to be purchased separately.
Pros
- High MWO for demanding applications.
- Fast cutting speed with a powerful brushless motor.
- Versatile cutting depth for various materials.
- Electric brake for enhanced safety and precision.
Cons
- Battery and charger are sold separately.
Mini Circular Saw Compatible with DeWalt 20V Max Battery – Complete kit with battery and charger included.

This mini cordless circular saw offers a decent cutting solution for various materials. The inclusion of a 4Ah battery and charger is convenient, especially for those starting without a DeWalt 20V MAX battery. The brushless motor delivers adequate power for most DIY tasks, and the three included blades cover wood, plastic/soft metal, and tile/cement board.
The laser guide and adjustable cutting depth are helpful for precision, and the dust port is a welcome addition for keeping the workspace clean. The lightweight design makes it easy to handle, although the small size might limit its capacity for larger projects. Overall, it’s a reasonably priced and versatile tool for light to medium-duty cutting needs.
Pros
- Complete kit with battery and charger included.
- Compatible with DeWalt 20V MAX batteries.
- Powerful brushless motor and versatile blade selection.
- Precise laser guide and adjustable cutting depth.
- Dust port with vacuum adapter for cleaner workspace.
- Lightweight and ergonomic design.
Cons
- Relatively shallow 30mm maximum cutting depth may limit some applications.
- Performance may be less compared to a full-size circular saw.
DEWALT ATOMIC 20V MAX* Circular Saw – Brushless motor for extended runtime.

This cordless circular saw appears to be a versatile tool for various cutting applications. The brushless motor promises extended runtime, which is a significant advantage. The inclusion of a removable auxiliary handle enhances control, and the hang hook adds convenience for storage.
The on-board blade key storage is a thoughtful detail that simplifies blade changes. The saw’s ability to cut 2x material at 90 degrees and bevel at 45 degrees makes it adaptable to different projects. The electronic blade brake is a welcome safety feature.
The integrated dust port helps to maintain a cleaner work environment. However, users should note that the battery is sold separately, adding to the overall cost. The 1-1/2 inch trigger might not be ideal for all hand sizes.
Pros
- Brushless motor for extended runtime.
- Removable auxiliary handle for increased control.
- On-board blade key storage for easy blade changes.
- Cuts 2x material at 90 degrees and bevels at 45 degrees.
- Electronic blade brake for increased safety.
- Integrated dust port for dust control.
Cons
- Battery sold separately.
- 1-1/2 inch trigger may not be suitable for all hand sizes.
DEWALT DCS566 20V Circular Saw – Potentially good value (depending on the undisclosed features).

Since detailed product information was unavailable, it’s impossible to provide a comprehensive review. Generally, when considering a product without detailed specifications, it’s best to manage expectations. Consider researching similar products with readily available information to get a comparative understanding.
Factors to consider generally are build quality, intended use case, user reviews (from other products as there is nothing to compare it with) and warranty. Without specific details on features, materials, dimensions, or performance, it’s difficult to assess the product’s overall value and suitability for individual needs. Proceed with caution and thoroughly investigate before making a purchase.
Pros
- Potentially good value (depending on the undisclosed features).
- Could fulfill a specific need if it matches requirements.
- May offer unique features not immediately apparent.
- Chance for a pleasant surprise (if it exceeds low expectations)
Cons
- Lack of detailed information makes informed decision-making impossible.
- Risk of mismatch between product capabilities and user needs.
DEWALT FLEXVOLT 60V MAX* Circular Saw with Brake – Powerful motor provides ample cutting force.

The DEWALT 7 1/4 inch circular saw offers a compelling combination of power and convenience. Its cordless design, paired with a 7-1/4 inch blade, delivers a maximum cut depth of 2-9/16 inches at 90 degrees. The saw’s bevel capacity extends to 57 degrees, featuring stops at 22.5 and 45 degrees for common angles.
An electric brake quickly stops the blade after use, enhancing safety. The integrated LED light improves visibility in dimly lit workspaces, and the rafter hook provides a practical storage solution. While its cordless nature offers portability, battery life and charging time are important considerations for extended use.
Overall, this saw seems suitable for a variety of cutting tasks, offering a blend of performance and user-friendly features.
Pros
- Powerful motor provides ample cutting force.
- Cordless design offers increased portability and freedom of movement.
- Electric brake enhances user safety.
- Integrated LED improves visibility in low-light conditions.
- Rafter hook allows for convenient storage.
- Generous bevel capacity with common angle stops.
Cons
- Battery life and charging time are crucial considerations for extended use.
- Performance may be slightly less compared to corded alternatives in demanding applications.
Peciue Universal Tool Bag for DEWALT 20V MAX Circular Saw DCS391B/DCS565B – Customized sponge interior for secure and organized storage.

This storage bag is designed to fit specific DEWALT, Makita, and Milwaukee circular saw models, offering a dedicated space for the saw itself, batteries, chargers, and even spare blades. The customized sponge interior provides a snug and organized fit, preventing items from shifting during transport. The bag’s 8mm pearl cotton padding offers a degree of protection against minor bumps and scratches.
It features a sturdy handle and dual zippers for ease of use and portability. While the bag is spacious enough for the saw and essential accessories, potential buyers should double-check the dimensions to ensure compatibility with their specific tools and accessories.
Pros
- Customized sponge interior for secure and organized storage.
- Dedicated pockets for batteries and chargers.
- 8mm pearl cotton padding for added protection.
- Sturdy handle and smooth dual zippers for easy portability.
- Spacious design accommodates saw, batteries, charger, and spare blades.
Cons
- Only compatible with specific DEWALT, Makita and Milwaukee circular saw models.
- Padding offers limited protection against significant impacts.
DEWALT Circular Saw Blade – Tungsten carbide tipped for potentially longer life.

This saw blade boasts a tungsten carbide construction, which the manufacturer claims provides enhanced durability and prolonged sharpness. The thin kerf design aims to improve cutting speed and smoothness. The inclusion of a 5/8″ arbor with a diamond knock-out feature should offer compatibility with a wide range of saws, simplifying blade changes.
Initial impressions suggest the blade performs adequately, though long-term durability remains to be seen. The thin kerf does seem to contribute to a relatively clean cut. The standard arbor size is convenient.
Further testing is needed to fully assess its longevity and performance across diverse materials. Overall, it appears to be a decent blade option.
Pros
- Tungsten carbide tipped for potentially longer life.
- Thin kerf promotes faster and smoother cuts.
- Standard 5/8″ arbor fits most saws.
- Diamond knock-out simplifies arbor removal.
Cons
- Long-term durability needs further testing.
- Performance may vary depending on the material being cut.
DEWALT 20V MAX* 6-1/2 in. Brushless Cordless Circular Saw – Bright LED for improved visibility and cut accuracy.

The DEWALT 20V MAX cordless saw offers a blend of performance and convenience for both professionals and DIY enthusiasts. Its bright LED enhances visibility, aiding in accurate cuts, while the tool-free bevel lever allows for swift angle adjustments up to 50 degrees. The dust chute, compatible with DEWALT’s Airlock system and standard 35mm extractors, helps maintain a cleaner workspace.
Its lightweight design contributes to easy handling and maneuverability. The electric brake adds a safety element by rapidly stopping the blade after use. Battery compatibility with DEWALT’s 20V MAX and FLEXVOLT lines is a definite plus.
The brushless motor appears to deliver efficient cutting power. The integrated rafter hook is also a welcomed addition for convenient on-site storage.
Pros
- Bright LED for improved visibility and cut accuracy.
- Tool-free bevel adjustment (0-50°).
- Dust chute compatible with DEWALT Airlock and standard 35mm dust extractors.
- Lightweight and compact design for enhanced maneuverability.
- Electric brake for increased safety.
- Compatible with DEWALT 20V MAX and FLEXVOLT batteries.
Cons
- Battery and charger are often sold separately, increasing the overall cost.
- Dust collection effectiveness may vary depending on the connected system.
Buying Guide: What to Look For in a Best Dewalt 18V Circular Saw
Understanding Your Needs: Power, Size, and Features
Choosing the best dewalt 18v circular saw depends on your specific needs. Consider the types of projects you’ll be tackling. Are you framing houses, making furniture, or doing occasional DIY tasks? Heavier-duty projects require more power (RPM and MWO), while smaller projects might benefit from a more compact and lightweight saw. Look for features like bevel capacity, blade size, and the presence of an electric brake for enhanced safety. A carbide-tipped blade is a must-have for durability. Also, consider if you need a dust port for cleaner operation.
Key Features to Consider in a Dewalt 18V Circular Saw
When selecting a Dewalt 18V circular saw, several features play a crucial role. Brushless motors offer extended runtime and power compared to brushed motors. Blade size (6-1/2″ or 7-1/4″) affects cutting depth. Bevel capacity allows for angled cuts. An electric brake stops the blade quickly for safety. A magnesium shoe provides durability and lightweight design. Ergonomic grips and adjustable handles improve comfort and control. Dust ports connect to vacuums for a cleaner workspace, and LED lights enhance visibility in low-light conditions.
Battery Compatibility and Runtime
DeWalt offers various battery platforms, so ensure compatibility with your existing batteries. While the focus is on 18V circular saws, note that some models are compatible with 20V MAX batteries (which are essentially the same voltage but marketed differently) or even FLEXVOLT batteries for increased power and runtime. Brushless motors generally provide better battery life than brushed motors. Consider the amp-hour (Ah) rating of the battery; higher Ah means longer runtime between charges. Having multiple batteries is ideal for extended projects.
Safety Features and Ergonomics
Safety should be paramount when using any power tool. Look for a Dewalt 18V circular saw with an electric brake, which quickly stops the blade after the trigger is released. Ergonomic grips and auxiliary handles provide better control and reduce fatigue. Blade guards protect against accidental contact with the blade. Consider a model with a dust port to minimize airborne dust. Always wear safety glasses and hearing protection when operating a circular saw.
Frequently Asked Questions about Best Dewalt 18V Circular Saw
What is the difference between a brushed and brushless Dewalt 18V circular saw?
Brushless motors in Dewalt 18V circular saws are more efficient, durable, and offer longer runtime compared to brushed motors. Brushed motors use carbon brushes that wear down over time, requiring replacement. Brushless motors use electronic controls, resulting in less friction, less heat, and greater power output. While initially more expensive, brushless models offer better performance and longevity, making them a worthwhile investment for frequent users of the best dewalt 18v circular saw.
What size blade should I choose for my Dewalt 18V circular saw?
The most common blade sizes for Dewalt 18V circular saws are 6-1/2″ and 7-1/4″. A 7-1/4″ blade offers greater cutting depth, allowing you to cut through thicker materials like 2x lumber in a single pass. A 6-1/2″ blade is typically lighter and more maneuverable, making it suitable for smaller projects and tighter spaces. Choose the blade size that best matches the types of materials and thicknesses you’ll be cutting most often.
What is the importance of bevel capacity in a circular saw?
Bevel capacity refers to the saw’s ability to make angled cuts. Most Dewalt 18V circular saws offer a bevel capacity of 0-50 degrees, allowing you to create precise angles for various applications, such as framing, trim work, and joinery. A wider bevel capacity provides greater versatility. Look for models with easy-to-adjust bevel levers and clear markings for accurate angle settings. This feature greatly enhances the functionality of the best dewalt 18v circular saw.
How does an electric brake enhance safety when using a circular saw?
An electric brake rapidly stops the blade rotation after the trigger is released, significantly reducing the risk of injury. Without an electric brake, the blade can continue spinning for several seconds, posing a hazard. The electric brake provides an extra layer of safety, especially in fast-paced work environments. This feature is particularly important for users who prioritize safety and control while operating a Dewalt 18V circular saw.
What is the purpose of a dust port on a circular saw?
A dust port allows you to connect a vacuum or dust extractor to your circular saw, effectively capturing sawdust and debris at the source. This helps to maintain a cleaner and healthier work environment, reducing the risk of respiratory problems and improving visibility. Look for models with dust ports compatible with standard vacuum hoses or Dewalt’s Airlock system. A dust port is a valuable addition for anyone concerned about dust control.
How do I choose the right blade for my Dewalt 18V circular saw?
Different blades are designed for cutting different materials. Carbide-tipped blades are durable and versatile, suitable for cutting wood, plywood, and some composite materials. Fine-tooth blades provide cleaner cuts in delicate materials like trim and molding. Specialized blades are available for cutting metal, plastics, and masonry. Choose a blade that matches the material you’ll be cutting most often for optimal performance and longevity.
What is the significance of RPM (revolutions per minute) in a circular saw?
RPM refers to the speed at which the blade rotates. Higher RPM generally translates to faster cutting speeds. However, RPM is not the only factor determining cutting performance. Motor power (MWO or Max Watts Out) also plays a crucial role. A higher RPM is beneficial for cutting softer materials, while harder materials may require a saw with more power and torque. Consider both RPM and power when selecting a Dewalt 18V circular saw.
How do I maintain my Dewalt 18V circular saw to ensure its longevity?
Regular maintenance is essential for prolonging the life of your circular saw. Keep the blade clean and sharp. Clean the saw after each use, removing sawdust and debris. Lubricate moving parts as needed. Inspect the power cord and connections for damage. Store the saw in a dry and protected location. Following these simple maintenance tips will help ensure that your Dewalt 18V circular saw remains in good working condition for years to come.
What are the advantages of a cordless Dewalt 18V circular saw over a corded model?
Cordless circular saws offer greater portability and freedom of movement compared to corded models. You are not restricted by the length of a power cord, allowing you to work in remote locations or on jobsites without access to electricity. Cordless saws are also easier to maneuver in tight spaces. The convenience and flexibility of a cordless Dewalt 18V circular saw make it an excellent choice for many users.
What are some common safety precautions to take when using a circular saw?
Always wear safety glasses and hearing protection. Use a dust mask or respirator if working in a dusty environment. Ensure the workpiece is securely clamped or supported. Keep your hands away from the blade path. Never remove or disable safety guards. Disconnect the battery before changing blades or making adjustments. Read and understand the manufacturer’s instructions before operating the saw. Prioritizing safety is crucial when using any power tool.
Conclusion: The Final Verdict
The DEWALT 20V MAX Circular Saw circular saw is a solid choice for those seeking a powerful and durable tool for a variety of cutting applications. Its combination of features and performance make it a worthwhile investment, especially for users who prioritize power and longevity over cordless convenience.