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Makita XAG04Z 18V LXT® Lithium-Ion Brushless vs Milwaukee 2888-20 18V Cordless 4.5"/5" Grinder

Updated July 2026 — Makita XAG04Z 18V LXT® Lithium-Ion Brushless wins on battery, Milwaukee 2888-20 18V Cordless 4.5"/5" Grinder wins on rpm and usability.

The Makita XAG04Z offers better battery efficiency and a lower price, while the Milwaukee 2888-20 provides higher RPM and variable speed control.

Why Makita XAG04Z 18V LXT® Lithium-Ion Brushless is better

Price

Makita is $12.09 cheaper.

Battery Life

Makita offers up to 50% longer runtime.

Motor Technology

Makita features advanced brushless motor technology.

Why Milwaukee 2888-20 18V Cordless 4.5"/5" Grinder is better

RPM

Milwaukee delivers 8,500 RPM.

Variable Speed

Milwaukee has 5 speed settings.

Quick Stop

Milwaukee stops the wheel in 2 seconds.

Overall score

Makita XAG04Z 18V LXT® Lithium-Ion Brushless
85
Milwaukee 2888-20 18V Cordless 4.5"/5" Grinder
90

Specifications

SpecMakita XAG04Z 18V LXT® Lithium-Ion BrushlessMilwaukee 2888-20 18V Cordless 4.5"/5" Grinder
Current Price$128.99$141.08
Sales Rank1252911053
Max RPM7,8008,500
Variable SpeedNoYes
Motor TypeBrushlessBrushed

Dimension comparison

Makita XAG04Z 18V LXT® Lithium-Ion BrushlessMilwaukee 2888-20 18V Cordless 4.5"/5" Grinder

Overview of the Makita XAG04Z and Milwaukee 2888-20

The Makita XAG04Z and Milwaukee 2888-20 are both high-performance cordless angle grinders designed for a variety of applications. The Makita is priced at $128.99, making it about 17% cheaper than the Milwaukee, which retails for $141.08. Both products aim to deliver efficient cutting and grinding capabilities, but they offer different features that may suit various user preferences.

Performance Comparison

When it comes to performance, the Makita XAG04Z boasts an automatic speed change technology that adjusts speed and torque based on the demands of the application. This ensures optimal performance, especially during demanding tasks. On the other hand, the Milwaukee 2888-20 delivers a robust 8,500 RPM, with variable speed settings that range from 3,500 RPM to 8,500 RPM, providing versatility depending on the job at hand. While the Makita's brushless motor enhances runtime and efficiency, the Milwaukee's variable speed allows for more control during operation.

Features and Technology

The Makita XAG04Z incorporates several advanced features aimed at enhancing user experience. Its Active Feedback-sensing Technology (AFT) automatically turns off the motor if the wheel’s rotation is suddenly stopped, thus providing safety during operation. In contrast, the Milwaukee 2888-20 offers a brake system that stops the wheel in two seconds or less, adding an extra layer of safety. Each grinder has unique technological advantages, with Makita focusing on optimizing motor performance and Milwaukee prioritizing user control and safety.

Design and Usability

Both grinders are designed with user comfort in mind, but they approach usability differently. The Makita XAG04Z is part of a broader range of tools in the 18V Lithium-Ion system, emphasizing compatibility and convenience for users with multiple Makita tools. Conversely, the Milwaukee 2888-20 features a paddle switch and tool-free guard adjustment, which can enhance user experience by allowing for quick accessory changes and adjustments. Both designs have unique benefits, depending on whether users prefer a system of interchangeable tools or quick adjustments.

Battery Life and Efficiency

Battery efficiency is a crucial factor for cordless tools. The Makita XAG04Z features a BL Brushless Motor that is designed to maximize battery energy use, allowing for up to 50% longer runtime per charge compared to traditional motors. In contrast, while the Milwaukee 2888-20 does not specify battery efficiency metrics, its high RPM output suggests a focus on delivering power effectively. Users who prioritize battery longevity may find the Makita more appealing, while those who need immediate power may lean towards the Milwaukee.

Price and Value

In terms of pricing, the Makita XAG04Z is listed at $128.99, whereas the Milwaukee 2888-20 is priced at $141.08. This price difference of about $12.09 makes the Makita a more economical option. However, the additional features and RPM capacity of the Milwaukee may justify its higher price for some users. Ultimately, the choice may hinge on whether buyers prefer to save upfront or invest in features that could enhance their workflow.

Sales Rank and Popularity

Popularity can often indicate a product's reliability and user satisfaction. The Makita XAG04Z has a sales rank of 12,529, while the Milwaukee 2888-20 ranks slightly higher at 11,053. This suggests that the Milwaukee may be favored among consumers, possibly due to its variable speed and quick stop features. However, both products have a solid standing in the market, reflecting their quality and effectiveness.

Which should you buy?

Deciding between the Makita XAG04Z and the Milwaukee 2888-20 ultimately comes down to your specific needs and preferences. If you prioritize a lower price, extended battery life, and advanced motor technology, the Makita is the better choice at $128.99. However, if you need a grinder that offers high RPM capabilities, variable speed settings, and quick stop features, you may find value in the Milwaukee, despite its higher price of $141.08. Both tools are excellent options, but your choice should align with your project requirements and budget.