DEWALT 20V MAX* XR Brushless Cordless 4-1/2 in. - vs Makita XAG04Z 18V LXT® Lithium-Ion Brushless
Updated July 2026 — DEWALT 20V MAX* XR Brushless Cordless 4-1/2 in. - wins on price and speed, Makita XAG04Z 18V LXT® Lithium-Ion Brushless wins on runtime.
The DEWALT 20V MAX* XR offers superior performance and advanced features, while the Makita XAG04Z is a more budget-friendly option.
Why DEWALT 20V MAX* XR Brushless Cordless 4-1/2 in. - is better
Price
DEWALT is more advanced but at a higher cost.
Performance
DEWALT has a higher MWO and RPM.
User Control
DEWALT offers variable speed functionality.
Why Makita XAG04Z 18V LXT® Lithium-Ion Brushless is better
Cost
Makita is 42% cheaper.
Weight
Makita is lighter and easier to handle.
Battery Efficiency
Makita has faster charging and better battery protection.
Overall score
Specifications
| Spec | DEWALT 20V MAX* XR Brushless Cordless 4-1/2 in. - | Makita XAG04Z 18V LXT® Lithium-Ion Brushless |
|---|---|---|
| Motor Type | Brushless | Brushless |
| Speed Control | Variable | Automatic |
| Safety Features | Anti-Rotation | AFT |
| Battery Type | 20V MAX | 18V LXT |
| Bestseller Rank | 19912 | 12529 |
Dimension comparison
Price Comparison
When it comes to price, the Makita XAG04Z is significantly more economical than the DEWALT 20V MAX* XR, costing $128.99 compared to DEWALT's $221.71. This makes the Makita about 42% cheaper, which can be a crucial factor for budget-conscious consumers. The price difference reflects contrasting features and capabilities; while both tools are designed for professional-grade performance, the DEWALT offers more advanced technology and features that may justify its higher cost for some users.
Performance Capabilities
In terms of performance, the DEWALT 20V MAX* XR stands out with a brushless motor that delivers 1,640 MWO and a no-load speed of 9,000 RPM. This powerful configuration is designed to handle tough jobs efficiently. Conversely, the Makita XAG04Z features an efficient BL Brushless Motor that optimizes battery energy use for up to 50% longer run time per charge. Though the Makita may not match DEWALT in raw power, its Automatic Speed Change technology adjusts speed and torque, optimizing performance for various applications.
Build Quality and Design
Both grinders are designed with durability in mind, but they approach it differently. The DEWALT 20V MAX* XR boasts a robust build and features like an anti-rotation system, which enhances user control by shutting down the tool if excessive motion is detected. The Makita XAG04Z, on the other hand, emphasizes a lightweight design while still offering a range of features that promote longevity, such as the elimination of carbon brushes. This difference may appeal to users who prioritize lightweight tools for extended use.
User Control Features
User control is a significant aspect where the DEWALT adds value through its variable speed functionality. This feature allows users to adjust wheel speed according to the specific material they are working with, making it versatile for a range of applications. The Makita XAG04Z employs Active Feedback-sensing Technology, which turns the motor off if the wheel's rotation is abruptly stopped, adding a layer of safety. While both tools offer user-friendly features, the DEWALT provides more control over speed settings, which can be critical in professional environments.
Battery and Runtime
Battery compatibility and runtime are crucial considerations for cordless tools. The DEWALT 20V MAX* XR requires separate purchase of a battery and charger, similar to the Makita XAG04Z. However, the Makita boasts a system that allows for faster charging times, which may appeal to users who need to minimize downtime. Additionally, Makita's Star Protection technology enhances battery life and protects against overheating, overloading, and over-discharging. This makes the Makita a compelling option for those who prioritize run time and battery efficiency.
Versatility in Applications
Both grinders are designed for a variety of applications, but their approaches differ. The DEWALT 20V MAX* XR is marketed for tough jobs, making it suitable for deep grinding, cutting, and heavy-duty tasks. It offers features that support its use in demanding environments. The Makita XAG04Z, while also versatile, is particularly noted for its ability to handle lighter tasks like cutting tile, concrete, and conduit efficiently. Users may find that DEWALT is better for industrial applications, while Makita excels in more general, everyday tasks.
Brand Reputation
Both DEWALT and Makita have strong reputations in the power tool industry, known for producing reliable and high-quality tools. The DEWALT 20V MAX* XR holds a bestseller rank of 19,912, indicating its popularity among consumers. Meanwhile, the Makita XAG04Z, with a better sales rank of 12,529, suggests it is particularly favored for its balance of performance and price. Brand loyalty may influence purchasing decisions, as users often stick with brands that have served them well in the past.
Which should you buy?
Choosing between the DEWALT 20V MAX* XR and the Makita XAG04Z largely depends on your specific needs and budget. If you require a tool that offers higher performance and advanced user control features for demanding applications, the DEWALT might be worth the investment despite its higher price. However, if you're looking for a more cost-effective solution that still provides solid performance and versatility for general use, the Makita presents an attractive option at about 42% less than the DEWALT. Ultimately, both tools offer excellent quality, but your choice should align with your individual usage scenarios and financial considerations.

