Lokithor J401
A cheap, compact pack that covers most cars and gas pickups, with a boost mode and fast USB-C recharging. Worth it for anyone who wants a capable starter without paying brand-name prices.
Amazon $79.95$79.95
The Lokithor J401 is the better jump starter overall, rated 4.2 to 4.1. The Lokithor J401 leads on features. The GOOLOO GP3000 wins on value and warranty. The GOOLOO GP3000 costs $20 less ($59.95 vs $79.95).
GOOLOO GP3000
A slim, inexpensive pack that covers most cars and gas pickups. A good value if you can live with a slow recharge.
Amazon $59.95$59.95
Prices were last checked October 22, 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 Lokithor J401 for features (manual override, rated to -4 °F, USB-C charging, IP65 vs manual override, rated to -4 °F, USB-C charging).
- Choose the GOOLOO GP3000 for value ($59.95 for its size vs $79.95 for its size) and warranty (1.5-year warranty vs 1-year warranty).
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 | Lokithor J401 | GOOLOO GP3000 |
|---|---|---|
| Overall rating | 4.2/5 | 4.1/5 |
| Value 40% | 90 $79.95 for its size | 100 $59.95 for its size |
| Features 35% | 90 manual override, rated to -4 °F, USB-C charging, IP65 | 70 manual override, rated to -4 °F, USB-C charging |
| Capacity 15% | 73 74 Wh battery | 50 capacity not published in Wh (neutral score used) |
| Warranty 10% | 0 1-year warranty | 25 1.5-year warranty |
Specifications
| Lokithor J401 | GOOLOO GP3000 | |
|---|---|---|
| Starting | ||
| Rated engines | 8.5 L gas, 6.5 L diesel | 9 L gas, 7 L diesel |
| Peak amps (maker) | 2,500 A | 3,000 A |
| Cranking amps | 1,500 A | - |
| Voltage | 12 V | 12 V |
| Manual override | Yes | Yes |
| Lowest operating temperature | -4 °F | -4 °F |
| Battery and charging | ||
| Chemistry | Lithium-ion | Lithium-ion |
| Capacity | 74 Wh | - |
| Capacity (mAh) | - | 16,000 mAh |
| USB-C input | 60 W | 15 W |
| Recharge time | 0.8 hours | 5 hours |
| USB outputs | USB-C 60 W, USB-A 18 W | USB-C 15 W, USB-A QC 3.0, USB-A 5 V/2.1 A, 15 V DC 10 A |
| Build | ||
| Flashlight | Yes | Yes |
| Air compressor | No | No |
| Water resistance | IP65 | - |
| Dimensions | 9.45 x 4.19 x 2.36 in | 8.97 x 3.92 x 1.29 in |
| Weight | - | 1.4 lb |
| Warranty | 1 year | 1.5 years |