Start with your situation
RV & trailer
Boondocking without running a generator all day: fridge, fans, furnace blower, CPAP, and recharging from solar.
RV guide →Van life
Small space, weight limits, and recharging while you drive. When a portable unit beats a built-in system.
Van guide →Home outage backup
Keeping the fridge, Wi-Fi, lights and a furnace blower going through a winter storm or a utility shutoff.
Outage guide →Camping
Weekend trips: lights, phones, a 12V cooler, a CPAP. Often a smaller (cheaper) unit is enough.
Camping guide →Cold weather & high altitude
Why lithium batteries won't charge below freezing, what thin air does to cooling, and how solar behaves up high.
Cold & altitude →How to size one
Watts vs. watt-hours, surge, inverter losses, and how many days you need to ride out, in five steps.
Sizing guide →The three numbers that matter
Most buying mistakes come from mixing up the first two. A unit with 1,800 W of output but only 1,000 Wh of storage can run a 1,500 W kettle, but only for about half an hour.
Quick look: six current models
Prices and specs are from each manufacturer's US site on Oct 17, 2026. Full details and sources are on the comparison page.
| Model | Capacity | AC output | Surge | Weight | Price* | |
|---|---|---|---|---|---|---|
| Jackery Explorer 240 v2 | 256 Wh | 300 W | unverified | 7.7 lb | $249 | Check price |
| BLUETTI AC70 | 768 Wh | 1,000 W | 1,500 W | 22.5 lb | $359 | Check price |
| Jackery Explorer 1000 v2 | 1,070 Wh | 1,500 W | unverified | unverified | $519 | Check price |
| BLUETTI AC180 | 1,152 Wh | 1,800 W | 2,700 W | 35.3 lb | $499 | Check price |
| EcoFlow DELTA 3 Plus | 1,024 Wh | 1,800 W | 3,600 W | 27.6 lb | $719 | Check price |
| Jackery Explorer 2000 v2 | 2,042 Wh | 2,200 W | 4,400 W | 39.5 lb | $899 | Check price |
Featured model notes
We wrote a deeper page on one popular mid-size unit: EcoFlow DELTA 3 Plus, specs and who it fits.