Milwaukee M18 FUEL 3/8" Compact Impact Wrench with vs Milwaukee Right Angle Impact Wrench - Milwaukee - 2564-20
Updated August 2026 — Milwaukee M18 FUEL 3/8" Compact Impact Wrench with leads on lighting and control.
The Milwaukee M18 FUEL 3/8" Compact Impact Wrench is the superior choice due to its higher torque and advanced features.
Why Milwaukee M18 FUEL 3/8" Compact Impact Wrench with is better
Higher Torque
250 ft-lbs vs 220 ft-lbs
Advanced Features
4-Mode DRIVE CONTROL vs basic operation
Popularity
Sales rank 13,255 vs 32,386
Why Milwaukee Right Angle Impact Wrench - Milwaukee - 2564-20 is better
Compact Design
90-degree angle for tight spaces
Lightweight
Weighs only 2.83 lbs
Durable Build
Made from hardened steel
Overall score
Specifications
| Spec | Milwaukee M18 FUEL 3/8" Compact Impact Wrench with | Milwaukee Right Angle Impact Wrench - Milwaukee - 2564-20 |
|---|---|---|
| Power Source | M18 REDLITHIUM | M12 FUEL |
| LED Lights | Tri-LED | No |
| Control Modes | 4 Modes | 1 Mode |
| Durability | High | Medium |
| Maneuverability | Good | Excellent |
Dimension comparison
Overview of the Milwaukee M18 FUEL 3/8" Compact Impact Wrench
The Milwaukee M18 FUEL 3/8" Compact Impact Wrench with Friction Ring is designed for those who need a powerful and compact tool for tight spaces. Priced at $164.70, it offers significant features, including a length of only 4.8 inches, which allows for access in confined areas. This model has a sales rank of 13,255, indicating its popularity among users.
The tool boasts a POWERSTATE Brushless motor that delivers up to 250 ft-lbs of nut-busting torque. It features tri-LED lighting to enhance visibility, making it easier to work under challenging conditions. With its 4-Mode DRIVE CONTROL, users can select pre-set RPM and IPM levels, enhancing precision for various fastening tasks.
Overview of the Right Angle Impact Wrench
The Right Angle Impact Wrench - Milwaukee - 2564-20 is another impressive tool from Milwaukee, priced at $176.98. This model is specifically designed for tight spaces, featuring a 90-degree angle that enhances maneuverability. It has a sales rank of 32,386, which is lower than that of the M18 FUEL model, suggesting it may be less popular.
Powered by Milwaukee's M12 FUEL Lithium-Ion battery, this wrench delivers 220 ft-lbs of torque, making it suitable for heavy-duty tasks. Additionally, it is built with durable hardened steel, ensuring longevity. Its compact size, weighing only 2.83 lbs, makes it easy to handle, especially in tight environments.
Performance Comparison: Torque and Efficiency
In terms of performance, the Milwaukee M18 FUEL offers superior torque output at 250 ft-lbs compared to the Right Angle Impact Wrench's 220 ft-lbs. This difference of 30 ft-lbs could be significant for users requiring high torque for challenging fastening tasks. The M18 model excels in nut-busting capabilities, making it an ideal choice for those who frequently work with stubborn fasteners.
Furthermore, the Milwaukee M18 FUEL's advanced 4-Mode DRIVE CONTROL allows for greater control and precision during use, which is particularly beneficial for detailed work. While the Right Angle Impact Wrench is efficient, its lack of such advanced features may limit its versatility in specific applications.
Design and Usability
The Milwaukee M18 FUEL's compact design at 4.8 inches in length makes it exceptionally user-friendly in tight spaces. Its tri-LED lights provide enhanced visibility, reducing shadows and improving working conditions. This thoughtful design is particularly useful when working under vehicles or in dimly lit areas.
On the other hand, the Right Angle Impact Wrench's 90-degree angle design also caters to tight spaces but may lack the versatility offered by the M18 FUEL's various modes. Weighing only 2.83 lbs, it is lightweight and easy to maneuver. However, the M18 FUEL's additional features may justify its slightly higher price.
Battery and Power Source
The Milwaukee M18 FUEL operates on the M18 REDLITHIUM battery pack, which provides more work per charge and longevity over time. The absence of a battery in the purchase may seem like a downside, but it allows users to utilize an existing battery for multiple tools, making it cost-effective in the long run.
In contrast, the Right Angle Impact Wrench runs on the M12 FUEL Lithium-Ion battery. While both tools are battery-operated, the M18 system generally offers greater power and efficiency. Users who already own M18 batteries may find the M18 FUEL more appealing due to its compatibility and performance advantages.
Price Analysis: Value for Money
The Milwaukee M18 FUEL is priced at $164.70, while the Right Angle Impact Wrench is available for $176.98, making the M18 FUEL about 7% cheaper. Given the higher torque and advanced features, the M18 FUEL arguably offers better value for money, especially for users who prioritize power and versatility.
While the Right Angle Impact Wrench has its merits, such as its compact design and lightweight construction, the additional cost does not necessarily translate to enhanced performance in most applications. The M18 FUEL is likely to be the preferred choice for those looking for maximum efficiency and robust capabilities.
Customer Feedback and Popularity
With a sales rank of 13,255, the Milwaukee M18 FUEL 3/8" Compact Impact Wrench is clearly a favorite among customers, reflecting its reliability and effectiveness in various tasks. Users often praise its compact size and powerful torque, making it a go-to tool for both professionals and DIY enthusiasts.
In contrast, the Right Angle Impact Wrench, with a sales rank of 32,386, suggests a less enthusiastic reception. While it serves a specific purpose well, it may not have captured the same level of attention as the M18 FUEL. This difference in popularity could indicate that consumers prefer the versatility and torque offered by the M18 FUEL model.
Which should you buy?
If you are in the market for an impact wrench, the Milwaukee M18 FUEL 3/8" Compact Impact Wrench stands out as the superior choice. Its higher torque rating of 250 ft-lbs, advanced features like 4-Mode DRIVE CONTROL, and compact design make it an exceptional tool for various applications. Priced at $164.70, it offers better value for money compared to the Right Angle Impact Wrench, which, while useful, does not match the performance or versatility of the M18 FUEL. For those seeking a reliable, powerful, and efficient wrench, the M18 FUEL is the clear winner.

