93.5
Best for organized drivers who want quick access to paperwork
- Hidden magnetic closure
- Eco friendly PU leather
- Six transparent compartments
$8
Head to head · Car Accessories
Jump Starter A9 12V 4000A UltraSafe Portable vs ET03 2000A Car Jump Starter for 7.5L Gas and
Ravvy scores Jump Starter A9 12V 4000A UltraSafe Portable at 89.19 and ET03 2000A Car Jump Starter for 7.5L Gas and at 89.14. Jump Starter A9 12V 4000A UltraSafe Portable takes the overall pick, best for budget conscious drivers and outdoor adventurers.
Ravvy pick
89.2
$42
A high value emergency kit essential that balances extreme peak power with a compact form factor, though it requires periodic maintenance charging to remain reliable.
89.1
$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
| Factor | Jump Starter A9 12V 4000A UltraSafe Portable | ET03 2000A Car Jump Starter for 7.5L Gas and |
|---|---|---|
| Peak Power | 94 | – |
| Portability | 96 | 94 |
| Versatility | 85 | – |
| Charge Speed | 82 | – |
| Safety Features | 90 | 90 |
| Cranking Power | – | 92 |
| Charging Versatility | – | 75 |
| Cold Weather Performance | – | 88 |
Jump Starter A9 12V 4000A UltraSafe Portable
What owners praise
- Powerful 4000A peak current for large engines
- Ultra compact design fits in small storage compartments
- Smart LCD screen provides precise battery monitoring
- QC3.0 fast charging for mobile devices
- Comprehensive 10 point safety protection system
What to know first
- Lower total Wh capacity compared to larger units
- Requires recharging every 3 months for peak health
- Charging cable is included but wall adapter is not
Skip it if commercial heavy duty truck fleets requiring high cycle frequency
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
| Spec | Jump Starter A9 12V 4000A UltraSafe Portable | ET03 2000A Car Jump Starter for 7.5L Gas and |
|---|---|---|
| ASIN | B0FLDV9RYC | B0CNRDP27B |
| Brand | VACASSO | S ZEVZO |
| Voltage | 12 volts | 12 volts |
| Amperage | 4000 A | 2000 A |
| Brand Name | VACASSO | S ZEVZO |
| Unit Count | 1 Count | 1 Count |
| Battery Type | Lithium Polymer | Lithium Ion |
| Manufacturer | DONGGUAN CHUANGYI NEW ENERGY TECHNOLOGY CO., LTD | DONGGUAN CHUANGYI NEW ENERGY TECHNOLOGY CO., LTD |
| Model Number | A9 | ET03 |
| Number of Items | 1 | 1 |
| Number of Packs | 1 | – |
| Battery Capacity | 10000 milliamp_hours | 16000 milliamp_hours |
Other options in this category
93.5
Best for organized drivers and new car owners
- Premium PU leather construction
- Dual large document pockets
- Hidden magnetic seal
$6
93.5
GOOLOO
GP4000 Jump Starter
Best for owners of large trucks, rvs, and those living in extreme climates
- 4000A Peak Current
- 10.0L Gas/Diesel Engine Capacity
- 24,000mAh Power Bank Capacity
$80