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DEWALT 20V MAX Circular Saw vs DEWALT 20V MAX* 6-1/2 in. Brushless

Updated April 2026 — DEWALT 20V MAX Circular Saw wins on value and cut capacity, DEWALT 20V MAX* 6-1/2 in. Brushless wins on safety features and motor performance.

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)$129.00

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)

DEWALT

Winner
DEWALT 20V MAX* 6-1/2 in. Brushless Cordless Circular Saw, Tool Only (DCS565B)$193.98

DEWALT 20V MAX* 6-1/2 in. Brushless Cordless Circular Saw, Tool Only (DCS565B)

DEWALT

The {{PRODUCT_B_NAME}} edges out the {{PRODUCT_A_NAME}} with its brushless motor technology and enhanced safety features like an electric brake. While the {{PRODUCT_A_NAME}} offers a lower price point and documented cut depths, the {{PRODUCT_B_NAME}} provides superior efficiency and jobsite visibility for professional users.

Why DEWALT 20V MAX Circular Saw is better

{{PRODUCT_A_NAME}} costs significantly less

$129.00 vs $193.98

{{PRODUCT_A_NAME}} lists specific cut depth at 90°

2-1/8 inches

{{PRODUCT_A_NAME}} lists specific cut depth at 45°

1-5/8 inches

{{PRODUCT_A_NAME}} includes explicit warranty term

3 Year Limited Warranty

Why DEWALT 20V MAX* 6-1/2 in. Brushless is better

{{PRODUCT_B_NAME}} features a brushless motor

Efficient brushless technology

{{PRODUCT_B_NAME}} includes an electric brake

Stops blade after trigger release

{{PRODUCT_B_NAME}} offers LED visibility

Bright LED for cut accuracy

{{PRODUCT_B_NAME}} supports FLEXVOLT batteries

Compatible with 20V MAX and FLEXVOLT

Overall score

DEWALT 20V MAX Circular Saw
85
DEWALT 20V MAX* 6-1/2 in. Brushless
92

Specifications

SpecDEWALT 20V MAX Circular SawDEWALT 20V MAX* 6-1/2 in. Brushless
Price$129.00$193.98
Motor TypeStandardBrushless
Motor Speed5150 RPM
Blade Size6-1/2 inch6-1/2 inch
Max Cut Depth 90°2-1/8 inches
Max Cut Depth 45°1-5/8 inches
Safety BrakeElectric Brake
Warranty3 Year Limited

Dimension comparison

DEWALT 20V MAX Circular SawDEWALT 20V MAX* 6-1/2 in. Brushless

Introduction to the Contenders

When selecting a cordless circular saw for woodworking or construction, professionals often weigh raw power against advanced features and price. This comparison evaluates the {{PRODUCT_A_NAME}} against the {{PRODUCT_B_NAME}}. Both tools belong to the same 20V platform but target slightly different user needs. The {{PRODUCT_A_NAME}} focuses on delivering essential power at an accessible price point, while the {{PRODUCT_B_NAME}} integrates modern brushless technology and safety enhancements for demanding jobsite environments.

Motor Technology and Power

The core difference between these two saws lies in their motor architecture. The {{PRODUCT_A_NAME}} utilizes a standard motor capable of delivering 5150 RPM. This speed is sufficient for making demanding cuts in lumber and sheet goods with ease. In contrast, the {{PRODUCT_B_NAME}} is equipped with a brushless motor. Brushless technology generally provides optimal cutting performance across a variety of materials while offering increased efficiency and longevity. While the {{PRODUCT_A_NAME}} specifies its RPM, the {{PRODUCT_B_NAME}} relies on the efficiency of its brushless design to maintain power under load.

Cutting Capacity and Precision

For framing and general construction, cut depth is a critical specification. The {{PRODUCT_A_NAME}} provides clear data regarding its capabilities, offering a maximum cut depth of 2-1/8 inches at 90 degrees and 1-5/8 inches at 45 degrees. It includes a 6-1/2 inch 18-tooth carbide-tipped blade designed for cutting 2 times material at these angles. The {{PRODUCT_B_NAME}} also utilizes a 6-1/2 inch blade but does not explicitly list depth specifications in the provided data. Both tools offer a bevel capacity of 0-50 degrees, allowing for aggressive bevel cuts for a multitude of applications, though the {{PRODUCT_B_NAME}} features a tool-free bevel lever for quicker adjustments.

Design and Ergonomics

Build quality and handling are paramount for tools used throughout a workday. The {{PRODUCT_A_NAME}} features a high strength and lightweight magnesium shoe which provides jobsite durability for long-term cut accuracy. It also boasts an optimized rubber over molded comfort grip to deliver optimal balance and control. The {{PRODUCT_B_NAME}} emphasizes high maneuverability with its lightweight and compact design. Additionally, it includes a built-in rafter hook for convenient storage on the jobsite, a feature not highlighted in the specifications of the {{PRODUCT_A_NAME}}.

Safety and Visibility Features

Safety mechanisms distinguish the premium options from standard models. The {{PRODUCT_B_NAME}} includes an electric brake that quickly stops the blade after the trigger is released, adding a significant layer of operator safety. It also features a bright LED light to increase visibility and cut accuracy in low-light conditions. Furthermore, it allows users to minimize dust while cutting with an optional dust chute compatible with the DEWALT airlock system. The {{PRODUCT_A_NAME}} relies on standard safety protocols without mentioning an electric brake or integrated lighting in its feature set.

Battery Compatibility and Ecosystem

Both saws operate within the DEWALT 20V ecosystem, ensuring interchangeability for existing users. The {{PRODUCT_A_NAME}} is designed as a woodworking tool and construction jobs requiring portability, implying standard 20V MAX battery usage. The {{PRODUCT_B_NAME}} explicitly states compatibility with all DEWALT 20V MAX* and FLEXVOLT batteries. This broader compatibility allows the {{PRODUCT_B_NAME}} to potentially leverage higher capacity or voltage options from the FLEXVOLT line, providing added versatility for power-hungry applications.

Price and Value Proposition

Cost is often the deciding factor for contractors purchasing multiple units. The {{PRODUCT_A_NAME}} is priced at $129.00, making it a highly accessible option for those needing reliable performance without premium features. It also comes with a 3 Year Limited Warranty, providing peace of mind regarding durability. The {{PRODUCT_B_NAME}} is priced higher at $193.98, reflecting its brushless motor and added safety features. While the {{PRODUCT_A_NAME}} wins on initial cost, the {{PRODUCT_B_NAME}} offers long-term value through efficiency and enhanced jobsite safety.

Final Recommendation

Choosing between these models depends on your specific priorities. If budget is the primary concern and documented cut depths are essential for your workflow, the {{PRODUCT_A_NAME}} is the logical choice. It delivers sufficient speed and power for lumber and sheet goods at a competitive price. However, for users who prioritize motor efficiency, safety features like an electric brake, and enhanced visibility, the {{PRODUCT_B_NAME}} is the superior tool. Its brushless performance and FLEXVOLT compatibility make it better suited for intensive professional use where productivity and safety are paramount.