Muylux 4.0Ah Battery Cordless Impact Wrench, vs Urjoai Cordless Impact Wrench - 590Ft-lbs Brushless 1/
Updated August 2026 — Muylux 4.0Ah Battery Cordless Impact Wrench, wins on weight, Urjoai Cordless Impact Wrench - 590Ft-lbs Brushless 1/ wins on torque and speed control.
The Urjoai Cordless Impact Wrench offers superior power and features compared to the Muylux, making it the better choice for demanding tasks.
Why Muylux 4.0Ah Battery Cordless Impact Wrench, is better
Price
Muylux is $30 cheaper
Weight
Muylux is lighter for easier handling
Simplicity
Muylux is straightforward for basic tasks
Why Urjoai Cordless Impact Wrench - 590Ft-lbs Brushless 1/ is better
Torque
Urjoai has 800N.m vs Muylux's 430N.m
Battery Life
Urjoai includes 2 batteries for extended use
Speed Control
Urjoai offers variable speed settings up to 3300RPM
Overall score
Specifications
| Spec | Muylux 4.0Ah Battery Cordless Impact Wrench, | Urjoai Cordless Impact Wrench - 590Ft-lbs Brushless 1/ |
|---|---|---|
| Motor Type | Brushed | Brushless |
| Battery Capacity | 4.0Ah | 2x 4.0Ah |
| Charging Time | Unknown | 1 hour |
| LED Light | No | Yes |
| Variable Speed | No | Yes |
Dimension comparison
Overview of the Impact Wrenches
When comparing the Muylux 4.0Ah Battery Cordless Impact Wrench and the Urjoai Cordless Impact Wrench, the key differences lie in their power, price, and additional features. The Muylux is priced at $39.99, while the Urjoai comes in at $69.99, making the Muylux about 43% cheaper. However, the Urjoai boasts a higher torque rating, which may appeal to those seeking more power in their projects.
Power and Performance
The Urjoai offers a superior torque output of 800N.m compared to Muylux's 430N.m. This significant difference in torque means the Urjoai can handle more demanding tasks, such as heavy-duty automotive repairs and assembly projects, with ease. Additionally, the Urjoai features a brushless motor that enhances efficiency and extends its lifespan, providing a robust option for both professionals and DIY enthusiasts. Meanwhile, the Muylux is designed for reliable performance but may not handle the toughest jobs as effectively due to its lower torque.
Battery Capacity and Charging
The battery setup is another area where the Urjoai shines, as it includes two 4.0Ah lithium batteries, extending working time by 50% compared to standard batteries. This allows for prolonged use without frequent interruptions for battery changes. In contrast, the Muylux comes with a single 4.0Ah battery, which may limit its usability for extended tasks. The Urjoai's batteries charge fully in just one hour, ensuring minimal downtime, while the Muylux does not specify its charging time, which could be a concern for users needing quick turnaround.
Versatility and Usability
Both impact wrenches cater to a range of applications, making them suitable for automotive repairs and home improvement tasks. However, the Urjoai's variable speed control (with settings of up to 3300RPM) provides more flexibility for various jobs. This feature allows users to adjust their speed based on the task, whether they are tightening screws or quickly removing bolts. The Muylux, while versatile, lacks this level of speed control, which may limit its adaptability in different scenarios.
Design and Ergonomics
In terms of design, both tools prioritize user comfort and convenience. The Urjoai includes an LED work light, which is particularly useful for working in dimly lit areas, enhancing visibility during operations. The Muylux emphasizes cordless mobility, allowing users to work freely without being tethered to a power outlet. However, it does not mention any built-in lighting features, which could affect usability in low-light conditions. Both tools are designed for ease of use, but the Urjoai's additional features may offer a more user-friendly experience overall.
Price Comparison
The Muylux is priced at $39.99, making it a more budget-friendly option compared to the Urjoai at $69.99. This price difference of about $30 could be significant for users on a tight budget. However, it is essential to consider the value offered by each tool. While the Muylux is cheaper, the Urjoai provides more power and additional features that may justify its higher price, especially for those who require a more capable tool for demanding tasks.
Market Presence and Popularity
In terms of market presence, the Muylux holds a sales rank of 22,800, while the Urjoai ranks slightly better at 17,591. This difference indicates that the Urjoai is gaining more traction among customers, possibly due to its enhanced features and higher torque capabilities. A better sales rank often reflects customer satisfaction and product quality, making the Urjoai a potentially more reliable choice for those looking for a long-term investment in a cordless impact wrench.
Which should you buy?
Ultimately, the choice between the Muylux 4.0Ah Battery Cordless Impact Wrench and the Urjoai Cordless Impact Wrench depends on your specific needs and budget. If you are looking for a more economical option for light to moderate tasks, the Muylux at $39.99 is a solid choice. However, if you require a powerful tool for heavy-duty applications and are willing to invest more, the Urjoai offers impressive torque and additional features for $69.99. Consider what you need most in an impact wrench to make the best decision for your projects.

