Head-to-head · Jump Starters
GOOLOO GP4000 vs NOCO Boost X GBX155
Both products side by side: five criteria scores, manufacturer list price and published specs. The conclusion below is generated from the scores — no opinions added.
What the scores say
On overall score, GOOLOO GP4000 ranks higher: 4.3 vs 3.9.
- GOOLOO GP4000 leads on fit & compatibility (4.5 vs 4.0), warranty & support (4.5 vs 3.0), value (4.5 vs 3.0).
- NOCO Boost X GBX155 leads on spec strength (5.0 vs 4.5), build quality (4.5 vs 3.5).
- Lower manufacturer list price: GOOLOO GP4000 ($189.99 vs $369.95, a $179.96 gap).
| Criterion | GOOLOO GP4000 | NOCO Boost X GBX155 |
|---|---|---|
| Scores | ||
| Overall | 4.3/5 | 3.9/5 |
| Spec strength | 4.5 4000 A and 24,000 mAh for 10 L engines, within a hair of the NOCO GBX155's 4250 A; GOOLOO does not publish Wh or USB-C wattage. | 5.0 4250 A and 99 Wh — the most amps and the biggest pack in this group; GOOLOO's GP4000 is rated 4000 A. |
| Build quality | 3.5 Rated -4°F to 140°F, but no IP rating or weight on the product page — NOCO publishes IP65 and 5.82 lb for the GBX155. | 4.5 IP65, -4°F to 122°F operating range and a published charging range, which GOOLOO does not provide. |
| Fit & compatibility | 4.5 10.0 L gas and diesel coverage, the same ceiling as the GBX155 and far above the GB40's 6.0 L / 3.0 L. | 4.0 Covers 8.0 L diesels (Power Stroke, Duramax, Cummins) but at 5.82 lb and 12 inches long it will not fit a glovebox like the 2.45 lb GB40. |
| Warranty & support | 4.5 Up to 30 months vs 12 on NOCO and 24 on HULKMAN. | 3.0 1 year on a $370 tool, vs 24 months on HULKMAN and up to 30 on GOOLOO. |
| Value | 4.5 $189.99 list for 4000 A — about half the GBX155's $369.95 for a similar amp class. | 3.0 $369.95 is nearly double the GOOLOO GP4000's $189.99 list for a similar 4000-amp-class rating. |
| Manufacturer list price | ||
| MSRP | $189.99 as of Oct 16, 2026 | $369.95 as of Oct 16, 2026 |
| Published specs | ||
| Peak amps | 4000 A | 4250 A |
| Battery | 24,000 mAh lithium polymer (Wh not published) | 99 Wh lithium-ion |
| Engine size | Gas and diesel up to 10.0 L (12 V) | Gas up to 10.0 L / diesel up to 8.0 L (12 V lead-acid batteries only) |
| Flashlight | LED with flashlight, strobe and SOS modes | 500 lumens with strobe and SOS |
| Safety | Reverse-polarity, over-current, overload, over-voltage, overcharge protection; over-start cutoff after more than 4 starts in 2 minutes | UltraSafe 2.0 spark-proof + reverse-polarity protection; starts batteries down to about 3 V, manual override below that |
| IP rating | Not published | IP65 (port covers closed) |
| Operating temperature | -4°F to 140°F (-20°C to 60°C) | -4°F to 122°F (-20°C to 50°C); charging 32°F to 104°F (0°C to 40°C) |
| Weight | Not published on the product page | 5.82 lb (2.64 kg) |
| Warranty | Up to 30 months per GOOLOO US store | 1-year limited |
| Jumps per charge | 60+ per GOOLOO | Not published |
| Ports | USB-C in/out, 2× USB-A (one fast-charge); wattage per port not itemized | Not published |
| Recharge | About 5 h via USB-C wall charger (not included) or 12 V car outlet | Not published |
| Standby | Holds charge about 2 years | Not published |
| USB c | Not published | USB-C PD 3.0 in/out, up to 20 V 3 A (60 W); full recharge about 2.7 h at 60 W (about 64 h at 2.5 W) |
| USB a | Not published | 5 V 2.1 A (10 W) |
| Dimensions | Not published | 12.03 × 6.89 × 2.72 in |
| Best for | ||
| Best for | Truck and SUV owners who want big-engine coverage without NOCO prices; Road-trippers who also want a large USB power bank | Diesel truck, RV and boat owners; Shops and fleets that jump big engines regularly |
Scores are calculated from the manufacturers' published specifications. BaniCar has not handled either unit. Specs and availability change — verify on the listing.
GOOLOO GP4000 on Amazon NOCO Boost X GBX155 on Amazon
Full reviews: GOOLOO GP4000 · NOCO Boost X GBX155. Updated Oct 16, 2026.