DeWalt DCG426B
Score: 85/100
Bosch GWG12V-20SN
Score: 85/100Rankings
The DeWalt DCG426B is a powerful cordless die grinder featuring a brushless motor and variable speed control up to 25,000 RPM. Its main trade-off is a switch design that requires an adjustment period and a weight that is slightly higher than some competitors. It is best suited for professional fabricators and welders needing cordless precision in tight spaces.
The Bosch GWG12V-20SN is a bare tool cordless 12V Max brushless right-angle die grinder designed for precision grinding in tight spaces. It features an ultra-compact ergonomic design weighing 1.2 lbs, variable speed control up to 15,000 RPM, and an LED interface for status monitoring. This tool is engineered to provide the power and speed of air tools with the portability and comfort of a cordless system.
| Attribute | | |
|---|---|---|
25,000 RPMbest | 15,000 RPM | |
| ↓ lower better | 1.51 kg | 0.54 kgbest |
432 mmbest | 190.5 mm | |
500 Wbest | — | |
102 mm | 114.3 mmbest | |
127 mmbest | 50.8 mm |
Click an attribute name to sort · Green = best, red = worst (relative to this comparison)
| Attribute | | |
|---|---|---|
General(1) | ||
Warranty | 3 Year Limited | N/A |
Compatibility & Controls(2) | ||
Switch Type | Dual-position variable-speed rocker | Variable Trigger |
Tool Type | Die Grinder | Right Angle |
Performance(1) | ||
No-Load Speed (RPM) | 25000 RPM | 15000 RPM |
Dimensions(3) | ||
Overall Length (mm) | 432 mm | 190.5 mm |
Overall Width (mm) | 102 mm | 114.3 mm |
Overall Height (mm) | 127 mm | 50.8 mm |
Ergonomics & Build(2) | ||
Weight (kg) | 1.51 kg | 0.54 kg |
Handle Type | Barrel grip | Right Angle |
Products in the top-left offer the best value (high score, low price).
Professional reviewers rate the DCG426B highly for its portability and power, noting that its 500 MWO output rivals pneumatic tools. The brushless motor efficiency is praised for beating corded grinders in runtime, while the dual-switch design is highlighted as a game-changer for overhead work.
Everyday users and professionals praise the tool for its smooth high-speed operation and excellent LED visibility in tight spaces like engine bays. The ergonomic grip is frequently cited as preventing slippage during long sessions.
Professional reviewers and editors highlight the Bosch GWG12V-20SN as a powerful, ultra-compact tool ideal for pros needing precision without bulk. It is praised for its ergonomic grip that minimizes fatigue and its brushless motor that enhances efficiency. Reviewers note that it feels comparable to air tools in terms of speed and material removal, making it a favorite for carpenters and automotive technicians who require cordless versatility.
Everyday users and video reviewers praise the tool's speed and feel, noting it matches corded tools effectively. It is considered suitable for both carpenters and automotive work, with no recurring complaints noted in the limited feedback available. Users appreciate the portability and precision, though specific long-term reliability feedback is scarce due to a lack of aggregated reviews.
“Smooth 25,000 RPM for porting heads-battery lasts 1-2 hours on heavy cuts”
“LEDs light up tight engine bays perfectly; no cords snagging”
“Switch takes getting used to-accidental speed changes mid-job”
