DongCheng 9.2 Amp Power Angle Grinders, 4-1/2 in., vs Makita XAG04Z 18V LXT® Lithium-Ion Brushless
Updated July 2026 — full head-to-head comparison.
Overview of the Products
In this comparison, we examine the DongCheng 9.2 Amp Power Angle Grinder and the Makita XAG04Z 18V LXT Lithium-Ion Brushless Cordless Angle Grinder. The DongCheng grinder is priced at $47.99, making it about 63% cheaper than the Makita, which retails for $128.99. While the price difference is significant, each grinder offers distinct features catering to different user needs.
Power and Performance
When it comes to power, the DongCheng 9.2 Amp Power Angle Grinder boasts a robust 9.2 AMP copper motor that can reach speeds of 11,800 RPM. This powerful motor is engineered for various cutting and grinding applications, making it an excellent choice for heavy-duty tasks. In contrast, the Makita XAG04Z features a brushless motor that adjusts speed and torque automatically during operation. While it does not specify RPM, its brushless technology enhances efficiency and extends the tool's life, making it suitable for demanding applications.
Design and Ergonomics
The DongCheng grinder is designed with user comfort in mind, weighing only 4.2 pounds and featuring a compact grip and shock-proof handle. This ergonomic design reduces vibration and strain during extended use, allowing for better control. On the other hand, the Makita XAG04Z is also built for comfort but emphasizes its cordless feature, which provides greater mobility. However, it is essential to note that the Makita is a tool-only model, meaning users must purchase the battery and charger separately for optimal use.
Safety Features
Safety is a crucial consideration when operating angle grinders. The DongCheng model includes a no lock-on paddle switch, which helps prevent accidental starts, thereby enhancing user safety. It also features a tool-free guard that allows for easy adjustments. In comparison, the Makita XAG04Z incorporates advanced safety technologies such as Active Feedback-sensing Technology (AFT), which automatically turns off the motor if the wheel's rotation is abruptly stopped. This additional layer of safety is beneficial for users operating in high-stress environments.
Versatility and Compatibility
The DongCheng grinder is compatible with most 4-1/2-inch US specification accessories, allowing users to utilize cutting wheels, diamond blades, and grinding discs effectively. It comes with various accessories, including multiple grinding and cutting discs, making it a versatile choice right out of the box. Conversely, the Makita XAG04Z is part of a broader cordless system, enabling it to work with various 18V Lithium-Ion batteries. This flexibility is advantageous for users who already own other Makita cordless tools, allowing for seamless use across multiple devices.
Durability and Reliability
In terms of durability, the DongCheng grinder features heat-treated gears designed for strength and longevity. Its air vent design promotes heat dissipation, which is crucial for maintaining performance during extended use. The Makita XAG04Z, with its brushless motor, eliminates carbon brushes, allowing it to run cooler and more efficiently. This efficiency translates into a longer lifespan, which is particularly beneficial for professional users who rely on their tools for daily work.
User Feedback and Market Position
The DongCheng grinder currently holds a sales rank of 35,010, indicating a niche market appeal. Despite its lower ranking, it offers excellent value for budget-conscious users. In contrast, the Makita XAG04Z enjoys a more favorable position with a sales rank of 12,529, reflecting its popularity among users looking for high-quality cordless solutions. The feedback for both products highlights their strengths, with users praising the DongCheng for its affordability and the Makita for its superior performance.
Which should you buy?
Choosing between the DongCheng 9.2 Amp Power Angle Grinder and the Makita XAG04Z 18V LXT Lithium-Ion Brushless Cordless grinder depends on your specific needs and budget. If you are looking for a budget-friendly option that provides solid performance for general tasks, the DongCheng grinder is an excellent choice at $47.99. However, if you need a more versatile, high-performance tool with advanced safety features and the flexibility of a cordless system, the Makita XAG04Z, despite its higher price of $128.99, could be the better investment for professional users. Ultimately, your choice should align with your budget and the particular demands of your projects.

