GOOLOO GP2000
A small, very cheap pack for cars, SUVs and gas pickups up to 8 liters. A good glovebox spare if you don’t need fast charging.
Amazon $49.96$49.96
The GOOLOO GP2000 and the GOOLOO A3 are evenly matched, rated 3.9 and 3.9. The GOOLOO A3 wins on capacity. The GOOLOO GP2000 costs $20 less ($49.96 vs $69.96).
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
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 GOOLOO A3 for capacity (44.4 Wh battery vs 37 Wh battery).
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 GP2000 | GOOLOO A3 |
|---|---|---|
| Overall rating | 3.9/5 | 3.9/5 |
| Value 40% | 100 $49.96 for its size | 95 $69.96 for its size |
| Features 35% | 70 manual override, rated to -4 °F, USB-C charging | 67 manual override, rated to -4 °F, USB-C charging |
| Capacity 15% | 12 37 Wh battery | 24 44.4 Wh battery |
| Warranty 10% | 25 1.5-year warranty | 25 1.5-year warranty |
Specifications
| GOOLOO GP2000 | GOOLOO A3 | |
|---|---|---|
| Starting | ||
| Rated engines | 8 L gas, 6 L diesel | 9 L gas, 6.5 L diesel |
| Peak amps (maker) | 2,000 A | 3,000 A |
| Cranking amps | 400 A | 400 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 | 37 Wh | 44.4 Wh |
| USB-C input | 15 W | 10 W |
| Recharge time | 4 hours | - |
| USB outputs | USB-A QC 3.0 18 W, USB-A 5 V/2.4 A | USB-C 5 V/2 A, USB-A 5 V/2.4 A |
| Build | ||
| Flashlight | Yes | Yes |
| Air compressor | No | Yes |
| Dimensions | 7.39 x 3.87 x 1.50 in | 8.2 x 5.2 x 2.3 in |
| Weight | 1.2 lb | 2.2 lb |
| Warranty | 1.5 years | 1.5 years |
| Released | 2023-08 | 2025-04 |