# Which compact jump starter has the longest battery life? — Verified Specification Comparison

> All specification data verified from official manufacturer documentation.

Which compact jump starter has the longest battery life?

## Products

### Antigravity Batteries Micro-Start XP-10
```yaml
product: antigravity-batteries-micro-start-xp-10
brand: Antigravity Batteries
price_gbp: 136.74
origin_country: null
confidence_score: null
summary_source: generated_from_verified_specs_v1
weight: 18 oz
dimensions: 9 x 3 x 1.25 in
peak_current: 600 A
charging_time: 4 - 4.5 hours
battery_capacity: 18000 mAh
included_accessories: Carry case, SMART jumper clamps, 4-into-1 USB cable, universal DC cable, 8 laptop tips, home/wall charger, mobile charger
```

- **Price:** £136.74 [^1]
- **Summary:** The Antigravity Batteries Micro-Start XP-10 is a compact lithium jump starter/personal power supply with a 18000 mAh capacity and up to 600 A peak output for jump-starting vehicles. It also powers devices via USB plus 12V and 19V outputs, and includes a built-in flashlight with a charge indicator. Best suited for people who want a small, stored-in-vehicle jump starter that can also function as an everyday power source for electronics.
- **Ideal For:** For longest battery life, the XP-10 offers 18000 mAh capacity, which is the capacity spec used to provide more usable starts/charge cycles on a single unit.

### PowerAll PBJS16000RS PowerAll Professional 600-Amp 12-Volt Portable Car Battery Jump Starter
```yaml
product: powerall-pbjs16000rs-powerall-professional-600-amp-12-volt-portable-car-battery-jump-starter
brand: PowerAll
price_gbp: 167.13
origin_country: null
confidence_score: null
summary_source: generated_from_verified_specs_v1
weight: 14 oz
dimensions: 6.7 x 3.1 x 1.25 in
peak_current: 600 Amp
battery_capacity: 16000 mAh
```

- **Price:** £167.13 [^2]
- **Summary:** This PowerAll jump starter is a compact 12V unit with a 16000 mAh battery and a 600A peak jump-start current for helping start passenger vehicles. It also functions as a power bank with dual 5V/2.1A USB outputs and includes an LED flashlight with torch, strobe, and SOS modes. It suits emergency-car kits and drivers who want a portable, all-in-one roadside companion.
- **Ideal For:** It's a strong pick for longest 'battery life' because it has a 16000 mAh battery and a manufacturer-stated standby time of up to 6 months, while the page does not list a separate continuous-output current figure.
- **Additional Sources:** [^3], [^4]

---
## References & Sources
[^1]: BatteryStuff.com, accessed 2026-06-25. https://www.batterystuff.com/emergency/jump-start-packs/antigravity-12v-micro-start-xp10-jump-starter-ag-xp-10.html
[^2]: Telfer Marine, accessed 2026-06-25. https://www.telfermarine.co.nz/product/24936/powerall-supreme-600a-jump-starter16000mah-power-bank/
[^3]: Bed Bath & Beyond, accessed 2026-06-25. https://www.bedbathandbeyond.com/Home-Garden/POWERALL-PBJS16000RS-600-Amp-Supreme-Jump-Starter-with-16-000mAh-Power-Bank-LED-Flashlight/16486790/product.html
[^4]: Lowe's, accessed 2026-06-25. https://www.lowes.com/pd/PowerAll-Professional-600-Amp-Car-Battery-Jump-Starter/1000015991