Dong Cheng DongCheng Angle Grinder 4-1/ vs GALAX PRO Electric Angle Grinder,Equipped with 4.0
Updated July 2026 — Dong Cheng DongCheng Angle Grinder 4-1/ wins on power and cord length, GALAX PRO Electric Angle Grinder,Equipped with 4.0 wins on rpm and weight.
The DongCheng Angle Grinder offers better motor power and a more comprehensive accessory package, making it the superior choice for most users.
Why Dong Cheng DongCheng Angle Grinder 4-1/ is better
Motor Power
DongCheng has a 6.7-Amp motor vs GALAX PRO's 4.0 Amp
Accessories
DongCheng includes more accessories in the package
Weight
DongCheng is lighter at 4.2 lbs compared to GALAX PRO
Why GALAX PRO Electric Angle Grinder,Equipped with 4.0 is better
RPM
GALAX PRO operates at a higher RPM of 12,000
Price
GALAX PRO is slightly more expensive but offers specific features
Safety Features
GALAX PRO includes a spindle lock for added safety
Overall score
Specifications
| Spec | Dong Cheng DongCheng Angle Grinder 4-1/ | GALAX PRO Electric Angle Grinder,Equipped with 4.0 |
|---|---|---|
| Motor | 6.7 Amp | 4.0 Amp |
| Max RPM | 11800 | 12000 |
| Price | $32.99 | $39.99 |
| Weight | 4.2 lbs | 5.0 lbs |
| Included Discs | 6 | 5 |
Dimension comparison
Overview of the Angle Grinders
The DongCheng Angle Grinder is priced at $32.99, while the GALAX PRO Electric Angle Grinder comes in at $39.99, making the DongCheng about 17% cheaper. Both products are designed for cutting and grinding applications, but they offer different features and capabilities that cater to various user needs.
Motor Power and Performance
The DongCheng Angle Grinder features a powerful 6.7-Amp motor that drives the tool to a maximum speed of 11,800 RPM. In comparison, the GALAX PRO Electric Angle Grinder is equipped with a 4.0 Amp motor that provides a maximum output of 750W and runs at 12,000 RPM. While the GALAX PRO has a slightly higher RPM, the DongCheng's motor is more powerful, offering better performance for heavy-duty tasks. This difference in motor capability means that the DongCheng might be better suited for more demanding cutting and grinding jobs.
Safety Features
Safety is a crucial factor when choosing power tools, and both grinders offer distinct safety features. The DongCheng Angle Grinder incorporates a no-lock paddle switch that stops instantly when released, minimizing the risk of accidental activation. It also includes a dual guard system for added safety during different tasks. The GALAX PRO, on the other hand, features a spindle lock and protective cover to prevent sparks and metal fragments during use. While both products prioritize user safety, the DongCheng's paddle switch design may provide a slight edge in safety during prolonged use.
Ergonomics and Design
In terms of ergonomics, the DongCheng Angle Grinder weighs only 4.2 lbs and has an extra-slim grip, which is designed to reduce fatigue during extended use. The 9-ft power cord also allows for greater mobility when working on various projects. The GALAX PRO Electric Angle Grinder is designed with an auxiliary handle that enhances stability and control, making it comfortable for professional cutting and grinding applications. Both grinders are engineered for ease of use, but the DongCheng's lightweight design may appeal more to users who prioritize comfort during long tasks.
Included Accessories
When it comes to included accessories, the DongCheng Angle Grinder comes with a comprehensive package featuring two 4-1/2-inch cutting discs, two grinding wheels, two flap discs, and an auxiliary handle, among other tools. In contrast, the GALAX PRO includes four metal grinding wheels, a side handle, and a few other essential items. The DongCheng offers a wider variety of accessories, making it a more complete package for users looking to tackle various tasks right out of the box.
Durability and Maintenance
Durability is another vital consideration, and the DongCheng Angle Grinder is built with precision-forged spiral-bevel gears for enhanced torque resistance. Its multi-vent cooling system helps prevent overheating, extending the tool's lifespan. The GALAX PRO warns users to take breaks during extended use to avoid overheating, indicating that it may not be as durable under continuous operation. The DongCheng's design suggests a longer lifespan, making it a more reliable choice for those who plan to use the grinder frequently.
Price Comparison
The DongCheng Angle Grinder is available for $32.99, while the GALAX PRO Electric Angle Grinder costs $39.99. This makes the DongCheng approximately 17% cheaper than the GALAX PRO. While both grinders provide value for their price, users looking for a budget-friendly option without sacrificing performance may find the DongCheng more appealing.
Which should you buy?
In conclusion, the choice between the DongCheng Angle Grinder and the GALAX PRO Electric Angle Grinder ultimately depends on your specific needs. If you prioritize motor power, a comprehensive package of accessories, and a lightweight design, the DongCheng is the preferable option at $32.99. However, if you are looking for a tool that operates at a slightly higher RPM and provides robust safety features, the GALAX PRO at $39.99 may suit you better. Both grinders have their strengths, making them suitable for different types of users and applications.

