AVAPOW TJ18 5000A
A big-screen pack for gas and diesel engines up to 8 liters with a force-start mode. Worth a look for diesel pickups, though support runs only through Amazon.
Amazon $89.97$89.97
The AVAPOW TJ18 5000A is the better jump starter overall, rated 3.9 to 3.7. The AVAPOW TJ18 5000A leads on value. The AVAPOW TJ18 5000A costs $30.02 less ($89.97 vs $119.99).
WOLFBOX MegaVolt 16Air
For drivers who want one box for dead batteries and low tires, on cars, SUVs and gas pickups up to 8 liters. Good value for a combo unit.
Amazon $119.99$119.99
Prices were last checked October 30, 2026 and are subject to change; the price and availability shown by the retailer at the time of purchase apply.
Which should you buy?
- Choose the AVAPOW TJ18 5000A for value ($89.97 for its size vs $119.99 for its size).
Scores side by side
Each factor is scored 0-100 against the same fixed reference points for every trucks and v8s jump starter; a clear win is highlighted. How we rank explains each one.
| Factor weight | AVAPOW TJ18 5000A | WOLFBOX MegaVolt 16Air |
|---|---|---|
| Overall rating | 3.9/5 | 3.7/5 |
| Value 40% | 84 $89.97 for its size | 68 $119.99 for its size |
| Features 35% | 67 manual override, USB-C charging | 70 rated to -4 °F, USB-C charging, IP64 |
| Capacity 15% | 50 capacity not published in Wh (neutral score used) | 49 59.2 Wh battery |
| Warranty 10% | 50 2-year warranty | 50 2-year warranty |
Specifications
| AVAPOW TJ18 5000A | WOLFBOX MegaVolt 16Air | |
|---|---|---|
| Starting | ||
| Rated engines | 8 L gas, 8 L diesel | 8 L gas, 6 L diesel |
| Peak amps (maker) | 5,000 A | 3,000 A |
| Voltage | 12 V | 12 V |
| Manual override | Yes | - |
| Lowest operating temperature | - | -4 °F |
| Battery and charging | ||
| Chemistry | Lithium-ion | Lithium-ion |
| Capacity | - | 59.2 Wh |
| Capacity (mAh) | - | 16,000 mAh |
| USB-C input | 18 W | 65 W |
| Recharge time | - | 1.5 hours |
| USB outputs | USB-C 18 W, USB-A 18 W (5 V/3 A, 9 V/2 A, 12 V/1.5 A), 12 V DC 10 A, EC5 | USB-C 65 W, USB-A 18 W, USB-A 12 W |
| Build | ||
| Flashlight | Yes | Yes |
| Air compressor | No | Yes |
| Water resistance | - | IP64 |
| Dimensions | - | 9.37 x 5.28 x 2.17 in |
| Warranty | 2 years | 2 years |
| Released | 2025-11 | - |