Clore Automotive JNC325 vs NOCO GBX155
Clore Automotive JNC325
The short answer
NOCO GBX155 comes out ahead overall with 7.8/10 against 6.9/10 for the Clore Automotive JNC325. Clore Automotive JNC325 is stronger on ease of use & safety features, build quality & durability and battery safety & sustainability. NOCO GBX155 is stronger on starting power, battery capacity & standby and versatility. At current verified prices, the Clore Automotive JNC325 costs about $175.96 less.
- Choose the Clore Automotive JNC325 if: Buyers who want long heavy-gauge leads, full-size clamps and a maker-stated UL 2743 safety certification over headline amps.
- Choose the NOCO GBX155 if: Owners of large V8s, diesels or fleets who want the most proven power and capacity and will pay a premium.
Scores by criterion
| Criterion | Clore Automotive JNC325 | NOCO GBX155 |
|---|---|---|
| Starting Power | 7.5450 start-assist amps, rated 8L gas/6L diesel; based on Car and Driver's qualitative test, which needed the override. | 9.34250A; best results in TechGearLab's test. |
| Battery Capacity & Standby | 5.5Capacity not published or measured. | 9.086.1 Wh measured, the most usable energy in the pool. |
| Ease of Use & Safety Features | 8.8Longest, heaviest-gauge leads and best clamps among the lithium packs. | 7.0Buttons and indicators are less clear than rivals' (TechGearLab). |
| Build Quality & Durability | 8.0Pro build; replacement cable/clamp sets and charging kit available; 1-year warranty. | 7.5Solid build but 5.8 lb, no case, no IP rating confirmed. |
| Versatility | 4.5USB-A only (2.4A/1.0A); no USB-C PD. | 7.560W USB-C PD; no compressor. |
| Battery Safety & Sustainability | 7.5Maker states SGS certification to UL 2743 (not registry-verified); replaceable parts. | 6.0Spark-proof and reverse-polarity protection; 99 Wh; no UL 2743 confirmed. |
| Value | 5.8About $194 with fewer extras than $120 rivals. | 5.5About $370, roughly 3x the MV24's price. |
Specifications
| Spec | Clore Automotive JNC325 | NOCO GBX155 |
|---|---|---|
| Peak Current | 2,000 A | 4,250 A |
| Max Gas Engine (rated) | 8 L | 10 L |
| Max Diesel Engine (rated) | 6 L | 8 L |
| Battery Chemistry | Lithium | Lithium-ion |
| Rated Capacity | — | 99 Wh |
| Measured Usable Capacity (TechGearLab) | — | 86.1 Wh |
| Weight | 4.3 lb | 5.8 lb |
| Built-in Air Compressor | No | No |
| Max USB Output | — | 60 W |
| Water/Dust Rating | — | IP65 (ports closed) |
| UL 2743 Stated by Manufacturer | Maker-stated (SGS to UL 2743); registry not verified | — |
| Min Operating Temperature (rated) | — | -4 °F |
| Automatic Cell Preheat for Extreme Cold | — | No |
Clore Automotive JNC325
Pros
- 24-inch #6 AWG leads and full-size clamps
- Car and Driver's 2026 Best Overall
- Maker-stated UL 2743 certification via SGS
- Replacement charging and cable parts available
- Sold directly by Amazon
Cons
- Costs much more than the MV24 for less power
- USB-A outputs are weak (2.4A and 1.0A), with no USB-C
- No published capacity
- 1-year limited warranty
A good fit if clamp and cable quality and a named safety certification matter more to you than extras or headline amps.
Full Clore Automotive JNC325 review →NOCO GBX155
Pros
- Highest-scoring unit in TechGearLab's test
- Rated for 10L gas and 8L diesel
- 86.1 Wh measured usable battery
- Spark-proof and reverse-polarity protection
- Sold directly by Amazon
Cons
- Premium price
- Heavy at 5.8 lb, with no storage case
- Buttons and indicators are less clear than rivals'
- No air compressor
The pick for owners of large diesels and fleet vehicles who value proven power over price. Most drivers get more for their money elsewhere.
Full NOCO GBX155 review →Both products are part of our guide The Best Jump Starters of 2026, where you can see every pick, how we score and current prices from each retailer.