AOBEN 21V Cordless Impact Wrench, 400N.m Max vs kelyee Cordless Impact Wrench 1107Ft-lbs ,
Updated August 2026 — AOBEN 21V Cordless Impact Wrench, 400N.m Max wins on weight, kelyee Cordless Impact Wrench 1107Ft-lbs , wins on speed modes and durability.
The kelyee Cordless Impact Wrench offers superior torque and features, making it the better choice for professionals, while the AOBEN is a budget-friendly option for casual users.
Why AOBEN 21V Cordless Impact Wrench, 400N.m Max is better
Price
AOBEN is $45 cheaper than kelyee
Accessories
AOBEN includes 6 sockets compared to kelyee's 4
Weight
AOBEN is lighter, making it easier to handle
Why kelyee Cordless Impact Wrench 1107Ft-lbs , is better
Torque
kelyee has 1500 N.m compared to AOBEN's 400 N.m
Battery Life
kelyee includes two 4.0Ah batteries for longer use
Motor Technology
kelyee features a brushless motor for better performance
Overall score
Specifications
| Spec | AOBEN 21V Cordless Impact Wrench, 400N.m Max | kelyee Cordless Impact Wrench 1107Ft-lbs , |
|---|---|---|
| Max Torque | 400 N.m | 1500 N.m |
| Speed | 3000 rpm | 2200 rpm |
| Battery Type | 4.0Ah Li-ion | 2x 4.0Ah Li-ion |
| Motor Type | Brushed | Brushless |
| Sales Rank | 46178 | 18443 |
Dimension comparison
Price Comparison
The AOBEN 21V Cordless Impact Wrench is priced at $53.99, making it about 17% cheaper than the kelyee Cordless Impact Wrench, which retails for $98.99. This significant price difference may appeal to budget-conscious buyers looking for a reliable tool without breaking the bank. The AOBEN's lower price point does not seem to compromise its capabilities, as it still offers a maximum torque of 400 N.m and a speed of 3000rpm, suitable for various tasks. However, the kelyee's higher price reflects its enhanced features and performance, particularly its impressive torque rating of 1500 N.m, aimed at professionals and serious DIY enthusiasts.
Torque and Power
The kelyee Cordless Impact Wrench stands out with its super high torque of 1500 N.m (1107 Ft-lbs), significantly surpassing the AOBEN's 400 N.m. This difference in torque makes the kelyee more suitable for heavy-duty applications, such as loosening rusted bolts on vehicles or heavy machinery. The AOBEN, while less powerful, is still adequate for everyday household maintenance and light construction projects. Users should consider their specific needs; those requiring extreme torque for professional jobs will find the kelyee's capabilities more aligned with their requirements, whereas casual users might find the AOBEN sufficient.
Battery Life and Capacity
Both tools are equipped with 4.0Ah lithium-ion batteries, but the kelyee comes with two batteries, offering extended runtime and less downtime during projects. The AOBEN's single battery can be fully charged in a few hours, which also enhances work efficiency but may require more frequent recharges for intensive tasks. The inclusion of a fast charger with both models ensures quick battery restoration. Users who prioritize uninterrupted work sessions may prefer the kelyee, while those engaged in lighter tasks could manage adequately with the AOBEN's single battery configuration.
Motor Technology
The kelyee features an upgraded brushless motor that enhances performance by reducing heat build-up and ensuring a longer lifespan compared to traditional brushed motors. This innovation allows the kelyee to deliver stable power output, especially during demanding tasks. In contrast, the AOBEN does not specify the type of motor used, which could imply it utilizes a more conventional design. For users who anticipate prolonged use and prefer a tool that maintains efficiency over time, the kelyee's advanced motor technology may be a critical deciding factor.
Design and Ergonomics
When it comes to design, both impact wrenches prioritize user comfort. The kelyee includes a rubberized grip handle and shock-absorbing foot joint that reduce vibration and hand fatigue, making it more comfortable for extended periods of use. The AOBEN also features a lightweight design with a soft grip handle, which is aimed at minimizing discomfort. However, the kelyee's ergonomic considerations, paired with its LED work light for visibility in dark areas, may provide a more user-friendly experience overall, especially for those working in less-than-ideal conditions.
Accessories and Tool Kit
The AOBEN comes with a comprehensive set that includes six impact sockets, a fast charger, and a tool bag, making it an excellent choice for users who appreciate having all necessary accessories in one package. The kelyee, while also offering a complete toolkit, includes four sockets, two batteries, and a user manual, catering well to a variety of tasks. Users should weigh the importance of included accessories; if a broader range of sockets is essential, the AOBEN may be more appealing. However, the kelyee's additional battery provides a distinct advantage for continuous work.
Sales Rank and Popularity
The kelyee has a higher sales rank at 18,443 compared to the AOBEN's rank of 46,178. This indicates that the kelyee may be more popular among consumers, likely due to its robust performance and professional-grade specifications. A higher sales rank can often correlate with better customer satisfaction and trust in the product, which might influence potential buyers. Those seeking a tool that has garnered more positive feedback from a larger audience may lean toward the kelyee.
Which should you buy?
In conclusion, the decision between the AOBEN 21V Cordless Impact Wrench and the kelyee Cordless Impact Wrench largely depends on individual needs and budget. The AOBEN is a more affordable option, ideal for casual users or those needing a reliable tool for light to moderate tasks. In contrast, the kelyee offers superior torque, battery life, and advanced motor technology, making it more suitable for professionals or serious DIY enthusiasts. Ultimately, buyers should assess their specific requirements, such as the types of projects they'll be tackling and how often they'll use the tool, to make the best choice for their needs.

