Question 1

Which is better, NOCO Boost Plus GB40 or NOCO Boost X GBX75?

Accepted Answer

Based on our testing, the NOCO Boost Plus GB40 scores higher overall at 9/10. The NOCO Boost Plus GB40 scored 9/10 and the NOCO Boost X GBX75 scored 8.9/10 in our Best Lithium Jump Starters 2026 evaluation.

Question 2

Is the NOCO Boost Plus GB40 worth it over the NOCO Boost X GBX75?

Accepted Answer

The NOCO Boost Plus GB40 scores 9/10 while the NOCO Boost X GBX75 scores 8.9/10. The NOCO Boost Plus GB40 is our "Best Overall" pick in the Best Lithium Jump Starters 2026 category.

NOCO Boost Plus GB40 vs NOCO Boost X GBX75: Which to Buy?