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Head to head · Car Accessories

GP4000 Jump Starter vs ET03 2000A Car Jump Starter for 7.5L Gas and

Ravvy scores GP4000 Jump Starter at 93.5 and ET03 2000A Car Jump Starter for 7.5L Gas and at 89.14. GP4000 Jump Starter takes the overall pick, best for owners of large trucks, rvs, and those living in extreme climates.

Ravvy pick

GOOLOO GP4000 Jump Starter - 4000A 12V Car Battery Jumper Starter Portable yellow

$80

The GOOLOO GP4000 is a top-tier choice for those who need raw power for large engines, though users must accept its bulkier 3.9-pound footprint.

S ZEVZO ET03 2000A Car Jump Starter for 7.5L Gas and 6.5L Diesel Engines

$50

The S ZEVZO ET03 is an excellent choice for drivers who want high amperage starting power for large engines at a fraction of the cost of name brands, accepting slower device charging in exchange.

How they score

FactorGP4000 Jump StarterET03 2000A Car Jump Starter for 7.5L Gas and
Portability7894
Build Quality94–
Safety Features95.590
Battery Longevity92–
Engine Compatibility98–
Cranking Power–92
Charging Versatility–75
Cold Weather Performance–88

GP4000 Jump Starter

What owners praise

  • Immense 4000A peak current starts large 10L engines
  • Heavy-duty all-metal clamps provide superior conductivity
  • Boost function bypasses dead battery resistance effectively
  • Sturdy rubberized housing resists drop damage
  • Includes a high-quality EVA carrying case for protection

What to know first

  • Notably heavier than standard portable jump starters
  • Wall charging block is not included in the box
  • USB charging cables could be longer for better reach

Skip it if compact car owners seeking a lightweight glovebox accessory

ET03 2000A Car Jump Starter for 7.5L Gas and

What owners praise

  • Powerful 2000A peak current for large engines
  • Smart clamps with audible error alerts
  • Impressive 24 month standby battery life
  • Includes a rugged protective storage case
  • Integrated 400 lumen emergency flashlight

What to know first

  • USB charging is limited to 10W speeds
  • Brand is less established than industry leaders
  • Full recharge of the unit can be slow

Skip it if users requiring ultra fast pd laptop charging

Specs side by side

SpecGP4000 Jump StarterET03 2000A Car Jump Starter for 7.5L Gas and
ASINB09HJH1S41B0CNRDP27B
BrandGOOLOOS ZEVZO
Voltage12 volts12 volts
Amperage4000 A2000 A
Brand NameGOOLOOS ZEVZO
Unit Count1 Count1 Count
Item Weight3.9 pounds1.2 pounds
Battery TypeLithium PolymerLithium Ion
ManufacturerGOOLOODONGGUAN CHUANGYI NEW ENERGY TECHNOLOGY CO., LTD
Model NumberGP4000ET03
Battery Capacity24000 milliamp_hours16000 milliamp_hours
Customer Reviews4.6 4.6 out of 5 stars (8,901) 4.6 out of 5 stars4.6 4.6 out of 5 stars (195) 4.6 out of 5 stars

Other options in this category

Anker 75W Fast Charging USB C Car Charger with Retractable Built-in Cable
93.4

Best for professionals who work from their car and owners of modern usb-c laptops

  • Built-in 29.5-inch retractable cable
  • 45W + 30W independent charging lanes
  • Universal USB-C Power Delivery compatibility
Price unavailable