GOOLOO A3
A low-cost combined jump starter and tire inflator that handles most cars and gas pickups. A sensible single roadside tool for most drivers.
Amazon $69.96$69.96
The GOOLOO A3 is the better jump starter overall, rated 4.0 to 3.2. The GOOLOO A3 leads on value and warranty. The Lokithor JA3000 Pro wins on features. The GOOLOO A3 costs $99.99 less ($69.96 vs $169.95).
Lokithor JA3000 Pro
#10 in Trucks and V8sFull review
For drivers of trucks and large SUVs who want a jump starter and tire inflator in one box. The LiFePO4 battery should outlast ordinary lithium packs.
Amazon $169.95$169.95
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 GOOLOO A3 for value ($69.96 for its size vs $169.95 for its size) and warranty (1.5-year warranty vs 1-year warranty).
- Choose the Lokithor JA3000 Pro for features (manual override, rated to -4 °F, USB-C charging vs manual override, rated to -4 °F).
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 | GOOLOO A3 | Lokithor JA3000 Pro |
|---|---|---|
| Overall rating | 4.0/5 | 3.2/5 |
| Value 40% | 95 $69.96 for its size | 42 $169.95 for its size |
| Features 35% | 70 manual override, rated to -4 °F | 80 manual override, rated to -4 °F, USB-C charging |
| Capacity 15% | 50 capacity not published in Wh (neutral score used) | 27 46.1 Wh battery |
| Warranty 10% | 25 1.5-year warranty | 0 1-year warranty |
Specifications
| GOOLOO A3 | Lokithor JA3000 Pro | |
|---|---|---|
| Starting | ||
| Rated engines | 9 L gas, 6.5 L diesel | 9 L gas, 7 L diesel |
| Peak amps (maker) | 3,000 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 iron phosphate (LiFePO4) |
| Capacity | - | 46.1 Wh |
| USB-C input | - | 60 W |
| Recharge time | - | 1 hours |
| USB outputs | USB-C 5 V/2 A, USB-A 5 V/2.4 A | USB-C 60 W, USB-A 18 W |
| Build | ||
| Flashlight | Yes | Yes |
| Air compressor | Yes | Yes |
| Dimensions | 5.87 x 4.96 x 2.3 in | 9.99 x 5.57 x 4.07 in |
| Warranty | 1.5 years | 1 year |