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Milwaukee FUEL 2854-20 3/8 Brushless Cordless vs SundpeyPRO Cordless Impact Wrench 1600Ft-lbs -

Updated August 2026 — SundpeyPRO Cordless Impact Wrench 1600Ft-lbs - leads on battery life and led lights.

The Milwaukee FUEL 2854-20 excels in portability and control features, while the SundpeyPRO offers higher torque and better battery value. Choose based on your specific needs.

Why Milwaukee FUEL 2854-20 3/8 Brushless Cordless is better

Portability

Milwaukee is more compact at 4.8 inches.

Control Features

Milwaukee has a 4-Mode Drive Control.

Brand Reputation

Milwaukee is a well-established brand.

Why SundpeyPRO Cordless Impact Wrench 1600Ft-lbs - is better

Torque

SundpeyPRO has a maximum torque of 1600 ft-lbs.

Battery Life

SundpeyPRO includes two 4.0Ah batteries.

Price

SundpeyPRO is priced lower at $139.99.

Overall score

Milwaukee FUEL 2854-20 3/8 Brushless Cordless
75
SundpeyPRO Cordless Impact Wrench 1600Ft-lbs -
82

Specifications

SpecMilwaukee FUEL 2854-20 3/8 Brushless CordlessSundpeyPRO Cordless Impact Wrench 1600Ft-lbs -
Max Torque250 ft-lbs1600 ft-lbs
Motor TypeBrushlessBrushless
Battery IncludedNoYes
Speed Settings43
Sales Rank2474258361

Dimension comparison

Milwaukee FUEL 2854-20 3/8 Brushless CordlessSundpeyPRO Cordless Impact Wrench 1600Ft-lbs -

Overview of the Milwaukee FUEL 2854-20 and SundpeyPRO Cordless Impact Wrenches

The Milwaukee FUEL 2854-20 and SundpeyPRO Cordless Impact Wrench are both powerful tools designed for heavy-duty tasks. However, they cater to slightly different needs and budgets. The Milwaukee model is priced at $169.99, while the SundpeyPRO is about 17% cheaper at $139.99. This price difference reflects their varying features and intended uses.

Torque and Performance

When it comes to torque, the SundpeyPRO Cordless Impact Wrench excels with a maximum torque of 1600 ft-lbs (2100 N·m), making it suitable for the most demanding applications. In contrast, the Milwaukee FUEL 2854-20 offers up to 250 ft-lbs of nut-busting torque, which is adequate for most tasks but may not suffice for heavy-duty jobs. Thus, if raw power is your priority, the SundpeyPRO is the clear winner.

Motor Technology

Both impact wrenches feature brushless motor technology, enhancing their efficiency and longevity. The Milwaukee FUEL 2854-20's POWERSTATE Brushless motor is designed to provide the power needed to remove stubborn fasteners, even in confined spaces. Similarly, the SundpeyPRO's brushless motor ensures low noise and stable performance. While both tools offer impressive motor capabilities, the SundpeyPRO's motor can reach up to 2800 RPM, giving it an edge in speed and efficiency.

Battery Life and Charging

Battery life is a critical aspect of any cordless tool. The SundpeyPRO comes with two 21V 4.0Ah batteries, which allow for extended use, providing about 45 minutes of operation per battery and a rapid two-hour full charge. In comparison, the Milwaukee model requires an M18 REDLITHIUM battery pack (not included), which adds to the overall cost. While Milwaukee batteries are known for quality, the SundpeyPRO's included batteries offer immediate usability and longer run time without additional expenses.

Usability and Control Features

User control is essential for precision work. The Milwaukee FUEL 2854-20 includes a 4-Mode Drive Control that allows users to select different RPM and IPM levels, making it versatile for various tasks. It also features an Auto Shut-Off mode to prevent overtightening, which is particularly handy. The SundpeyPRO, on the other hand, provides two bi-directional modes for forward and reverse operations, along with three speed settings suitable for different applications. While both tools have unique control features, the Milwaukee's 4-Mode Drive Control offers greater versatility for precision tasks.

Design and Portability

In terms of design, the Milwaukee FUEL 2854-20 is compact, measuring only 4.8 inches in length, making it easier to maneuver in tight spaces. This compact design, combined with tri-LEDs surrounding the anvil for better visibility, enhances its usability in darker conditions. The SundpeyPRO is a slightly bulkier 3/4-inch impact wrench that comes with a case, five sockets, and an adapter for added versatility. While the SundpeyPRO is more comprehensive in accessories, the Milwaukee's design prioritizes portability and ease of use.

Price Point and Value

Price often plays a critical role in purchasing decisions. The Milwaukee FUEL 2854-20 is priced at $169.99, while the SundpeyPRO is available for $139.99, making it a more budget-friendly option. The average price over the last 90 days for the Milwaukee is $145.14, suggesting that it may not hold its value as well as the SundpeyPRO, which has a consistent price of $139.97. If you're looking for value for money, the SundpeyPRO stands out, especially considering its included batteries.

Brand Reputation and Sales Rank

Brand reputation can influence purchasing decisions significantly. Milwaukee is a well-established name in the tool industry, reflected in its sales rank of 24,742, indicating a solid presence in the market. SundpeyPRO, however, has a sales rank of 58,361, suggesting it is less popular. While brand recognition and reliability are essential factors, it's also crucial to consider whether the tool meets your specific needs.

Which should you buy?

In summary, your choice should be based on your specific needs and budget. If you prioritize high torque and included batteries for immediate use, the SundpeyPRO Cordless Impact Wrench is an excellent choice at $139.99. However, if you value portability, advanced control features, and brand reputation, the Milwaukee FUEL 2854-20 may justify its higher price of $169.99. Ultimately, both tools have their strengths, and the best option will depend on the nature of your projects.