NOCO Boost X GBX45
Best for Trucks and bigger SUVs
Typically £119–£149
Check Price on Amazon Paid linkQuick comparison
| Feature | NOCO Boost Plus GB40 | NOCO Boost X GBX45 |
|---|---|---|
| Verdict | Buy | Buy |
| Typical price | £79–£99 | £119–£149 |
| Best for | Most cars | Trucks and bigger SUVs |
| Key feature | Compact lithium jump starter with spark-proof clamps | More power in a still-compact box |
| Peak current | 1,000 A | 1,250 A |
| Engines | Up to 6.0L gas, 3.0L diesel | Up to 6.5L gas, 4.0L diesel |
| Battery | Lithium-ion | — |
| Charging | — | USB-C |
| Where to buy | Check Price Paid link | Check Price Paid link |
Main differences
Engine size
GB40 covers up to 6.0L gas; GBX45 up to 6.5L gas and 4.0L diesel.
Charging
GBX45 adds USB-C in and out.
Price
GB40 costs about £30 to £50 less.
Safety
Both have spark-proof clamps and reverse-polarity protection.
Which should you choose?
Choose the NOCO Boost Plus GB40 if you
- drive a typical car or small SUV
- want the lowest price
- want a glove-box size
Choose the NOCO Boost X GBX45 if you
- drive a truck or big SUV
- want USB-C charging
- own a small diesel
Which specifications matter?
Focus on the differences above rather than headline numbers. For more options, see our list of the best portable jump starters in the uk.
Not sure about either? Consider these
GOOLOO · Jump Starters
GOOLOO GP4000 Jump Starter
Buy it if You want a lot of rated power for big engines without paying NOCO prices.
- Verdict
- Buy
- Best for
- Value for big engines
- Typical price
- £79–£119
Pros
- Strong value
- Large built-in power bank
Cons
- Peak-amp claims are marketing numbers
Frequently asked questions
Which is better, the NOCO GB40 or the NOCO GBX45?
Choose the NOCO GB40 for most cars and small SUVs; choose the GBX45 if you drive a V8 truck or larger SUV, or want USB-C charging.
Which is better value?
The NOCO GB40 typically costs £79–£99 and the NOCO GBX45 typically costs £119–£149. The better value depends on which differences above matter to you.