Portable Jump Starters · Rank #4 of 5
NOCO Boost GB70 — 2000A UltraSafe
$91.21★4.7 (127,879 ratings)Fits: Universal
Best for
2000A peak starts up to ~8L gas / 6L diesel engines
Not for
$199.95 is roughly double a 1000A unit
Key compromise
Charging is USB-A only, no USB-C PD in/out
Closest cheaper option
GOOLOO GT4000S saves $11 at $79.99.
Retailer price checked 2 days ago. As an Amazon Associate we earn from qualifying purchases.
79
Grade B+ · ranked #4 in category.
Scored on 6 public criteria, weighted 55% category-specific, 25% owner satisfaction, 20% value.
Scored on 6 public criteria, weighted 55% category-specific, 25% owner satisfaction, 20% value.
Cranking Power
85
Capacity & Charging
82
Safety Features
88
Build Quality
76
Value
65
Owner Satisfaction
83
Portable Jump Starters · Rank #4 of 5
NOCO Boost GB70 — 2000A UltraSafe
$91.21★4.7 (127,879 ratings)Fits: Universal
OUR VERDICT
The unit we'd hand a stranger without instructions: 2000A of spark-proof, reverse-polarity-protected output that starts big gas and diesel engines, backed by the largest review base in the category. You pay for the safety engineering and the amp headroom.
WHAT IT GETS RIGHT
2000A peak starts up to ~8L gas / 6L diesel engines
Spark-proof + reverse-polarity protection makes misconnection hard to get wrong
127,000+ ratings at 4.7 stars — the most-vetted unit here
KNOW BEFORE YOU BUY
$199.95 is roughly double a 1000A unit
Charging is USB-A only, no USB-C PD in/out
Peak Amps
2000A
Capacity
~55.6Wh internal lithium
USB Output
USB-A (no PD)
Price checked Jul 10, 2026 · As an Amazon Associate we earn from qualifying purchases.
What buyers say
22,027 buyer mentionsBuyers praise functionality, quality, ease of use and compact size. Mixed feedback on battery life.
↑ Functionality↑ Quality↑ Ease Of Use↑ Compact Size↕ Battery Life
But if you’d rather…
…GET THE WINNER · Hulkman Alpha Pro — $119.99 · 83
Buy on AmazonThe value pick for people who want the pack to double as a phone/laptop bank: 1500A of starting power plus a 65W USB-C PD port that charges in and out. Full-color display shows exact charge and boost status instead of guessing at LED bars.
…SPEND LESS · GOOLOO GT4000S — $79.99 · 81
Buy on AmazonThe most amps per dollar we found: 4000A and a ~99.9Wh pack for about a hundred bucks, with 100W two-way USB-C so it recharges fast and powers a laptop. Priced like a mid-range unit, spec'd like a premium one.
As an Amazon Associate we earn from qualifying purchases.