# Which compact jump starter has the smallest and lightest design? — Verified Specification Comparison

> All specification data verified from official manufacturer documentation.

Which compact jump starter has the smallest and lightest design?

## Products

### Antigravity Batteries XP-10 Micro-Start (Gen 2) (XP-10-G2)
```yaml
product: antigravity-batteries-xp-10-micro-start-gen-2-xp-10-g2
brand: Antigravity Batteries
price_gbp: 150.15
origin_country: null
confidence_score: null
summary_source: generated_from_verified_specs_v1
weight: 27.2 oz
dimensions: 9.6 x 4 x 1.4 in
peak_current: 3000A
charging_time: 3 hr
battery_capacity: 16,000 mAh
included_accessories: Carry Case, set of Jumper Clamps, USB-A to USB-C Cable, Wall Charger, Instruction Manual
```

- **Price:** £150.15 [^1]
- **Summary:** The Antigravity XP-10-G2 is a compact lithium jump starter with 600A starting current and 3000A peak. It also includes PD 30W USB-C charging for fast recharging (about 3 hours) and has a built-in LED flashlight with digital display. It suits everyday drivers and compact toolkits for jump-starting vehicles and charging electronics on the go.
- **Ideal For:** With dimensions of 9.6 x 4 x 1.4 in and a product weight of 27.2 oz, the XP-10-G2 is designed to be among the smallest and lightest compact jump starters in its class.
- **Additional Sources:** [^2], [^1], [^2]

### HULKMAN Alpha 85s (HULKMAN Alpha 85s)
```yaml
product: hulkman-alpha-85s-hulkman-alpha-85s
brand: HULKMAN
price_gbp: 227.5
origin_country: null
confidence_score: null
summary_source: generated_from_verified_specs_v1
weight: 2.57 lbs
dimensions: 9.64*4.05*1.81 in
peak_current: 2,000 Amps
battery_capacity: 20,000mAh
included_accessories: Alpha 85S Jump Starter;Booster Clamps;USB-C Cable;DC 12V Cigarette Lighter Adapter;Warranty Card
```

- **Price:** £227.5 [^3]
- **Summary:** HULKMAN Alpha 85s is a compact jump starter with a 2,000A peak output and a 20,000mAh 74Wh battery. It supports fast charging at up to 65W and uses Pre-Heat technology for cold-weather starts down to -40°F. It's designed for 12V gas and diesel vehicles and also works as a power bank for USB charging.
- **Ideal For:** It has a small 9.64*4.05*1.81 in size and 2.57 lbs weight while still offering 2,000 Amps peak and a 20,000mAh battery.
- **Additional Sources:** [^3]

### Strauto Strauto Emergency Jump Starter (83603)
```yaml
product: strauto-strauto-emergency-jump-starter-83603
brand: Strauto
price_gbp: 30.33
origin_country: null
confidence_score: null
summary_source: generated_from_verified_specs_v1
peak_current: 1,200A peak
battery_capacity: 37Wh rechargeable Li-ion battery
included_accessories: jumper cables, USB-C charging cable, user manual, storage case
```

- **Price:** £30.33 [^4]
- **Summary:** Strauto's Emergency Jump Starter is a compact 12V jump starter rated at 600A starting current and 1,200A peak power, with a boost button for dead and very low-voltage batteries. It includes a built-in LED flashlight with SOS mode and provides USB-A power for phones and small accessories. Charging uses a 5V/2A minimum USB-A power source (not included).
- **Ideal For:** It's compact and light-design oriented for trunk storage while still delivering 600A starting current and 1,200A peak power, and it packs into a case (but exact dimensions/weight weren't found online).
- **Additional Sources:** [^5], [^4], [^5]

---
## References & Sources
[^1]: Antigravity Batteries, accessed 2026-06-26. https://antigravitybatteries.com/products/micro-starts/xp-10-g2/
[^2]: Hyper Racing, accessed 2026-06-26. https://www.hyperracing.com/XP-10-Micro-Start-Gen-2
[^3]: HULKMAN Direct, accessed 2026-06-26. https://www.hulkman.com/products/alpha85s
[^4]: Strauto, accessed 2026-06-26. https://strauto.com/products/strauto-emergency-jump-starter-with-air-compressor
[^5]: Jasco, accessed 2026-06-26. https://byjasco.com/products/strauto-emergency-jump-starter-black