AOBEN 21V Cordless Impact Wrench, 400N.m Max vs Muylux 4.0Ah Battery Cordless Impact Wrench,
Updated August 2026 — AOBEN 21V Cordless Impact Wrench, 400N.m Max leads on ease of use and ergonomics.
The AOBEN offers faster charging and higher speed, while the Muylux provides slightly more torque at a lower price.
Why AOBEN 21V Cordless Impact Wrench, 400N.m Max is better
Charging Speed
AOBEN features fast charging capability.
Speed
AOBEN has a maximum speed of 3000 rpm.
Ergonomics
AOBEN is designed for user comfort with a soft grip handle.
Why Muylux 4.0Ah Battery Cordless Impact Wrench, is better
Price
Muylux is priced lower at $39.99.
Torque
Muylux has a maximum torque of 430 N.m.
Sales Rank
Muylux has a better sales rank of 22,800.
Overall score
Specifications
| Spec | AOBEN 21V Cordless Impact Wrench, 400N.m Max | Muylux 4.0Ah Battery Cordless Impact Wrench, |
|---|---|---|
| Max Torque | 400 N.m | 430 N.m |
| Max Speed | 3000 rpm | 0 |
| Battery Capacity | 4.0Ah | 4.0Ah |
| Price | $53.99 | $39.99 |
| Sales Rank | 46178 | 22800 |
Dimension comparison
Overview of the AOBEN 21V Cordless Impact Wrench
The AOBEN 21V Cordless Impact Wrench boasts a maximum torque of 400 N.m and a top speed of 3000 rpm, making it a powerful option for various tasks. Priced at $53.99, it positions itself as a reliable choice for both professional and amateur users. This impact wrench is equipped with a robust 4.0Ah lithium-ion battery, which provides ample power and longevity during operation. Additionally, it comes with six driver sockets and a fast charger, enhancing its versatility for different projects.
Overview of the Muylux 4.0Ah Battery Cordless Impact Wrench
In contrast, the Muylux 4.0Ah Battery Cordless Impact Wrench is priced at $39.99, making it about 26% cheaper than the AOBEN model. With a maximum torque of 430 N.m and a capacity of 320 ft-lbs, this impact wrench is designed for heavy-duty tasks, particularly in automotive maintenance. The tool's 1/2 inch drive adds to its versatility, allowing it to handle a variety of applications, from tire removal to general construction work.
Power and Performance Comparison
When it comes to power, the AOBEN impact wrench features a maximum torque of 400 N.m, while the Muylux outperforms it slightly with a torque of 430 N.m. This difference makes the Muylux potentially more effective for tougher jobs, especially those involving stubborn bolts and nuts. The AOBEN’s speed of 3000 rpm offers a competitive edge for quick tasks, but the additional torque in the Muylux could make it the better choice for demanding situations.
Battery Life and Charging Efficiency
Both tools come with a 4.0Ah lithium-ion battery, ensuring a decent runtime without the worry of sudden power loss. The AOBEN model highlights its fast charging capability, allowing users to recharge the battery in a shorter time frame, which is crucial for continuous work. While the Muylux does not specify charging times, the longevity of its battery should be sufficient for most tasks. Users looking for quick turnaround times might prefer the AOBEN for its charging efficiency.
User Experience and Ergonomics
The AOBEN Cordless Impact Wrench is designed with user comfort in mind, featuring a lightweight build and a soft grip handle that minimizes fatigue during prolonged use. This ergonomic design can be particularly beneficial for users who need to carry out extensive tasks. On the other hand, the Muylux is also designed for ease of use, with a focus on delivering high torque performance. However, specific ergonomic features are not detailed, which may impact prolonged usage comfort for some users.
Application Versatility
The AOBEN impact wrench is marketed for a range of applications, including daily household maintenance and small-scale construction projects. Its inclusion of six driver sockets enhances its adaptability for various tasks. The Muylux, with its 1/2 inch drive, is particularly emphasized for automotive tasks like tire removal, making it an ideal choice for car enthusiasts. This specific targeting might make the Muylux more appealing for users who frequently engage in vehicle maintenance.
Sales Rank and Market Perception
The AOBEN model has a sales rank of 46,178, indicating a moderate level of popularity in the market. In comparison, the Muylux holds a better sales rank of 22,800, suggesting it is favored by a larger segment of users. This difference in sales rank could be reflective of customer satisfaction and perceived value, making the Muylux a more attractive option for potential buyers.
Which should you buy?
Ultimately, the decision between the AOBEN 21V Cordless Impact Wrench and the Muylux 4.0Ah Battery Cordless Impact Wrench boils down to specific needs and preferences. If you are looking for a more powerful tool with a fast charging capability, the AOBEN may be the better choice despite its higher price. However, if budget is a primary concern and you need a reliable impact wrench for automotive tasks, the Muylux is a solid option that offers good performance at a lower price. Consider your specific usage scenarios and preferences, as both tools provide excellent features suited for different types of users.

