#7 on this list
SOLIX C1000
Anker
The Anker SOLIX C1000 brings heavy-duty industrial design to the mid-tier power station market. Aimed at campers who beat up their gear in dusty environments and demand rapid turnaround times, the C1000 pairs a 1,056Wh LiFePO4 pack with an 1,800-watt continuous pure sine-wave inverter. Anker leverages its power-brick pedigree here to deliver some of the most reliable and efficient charging circuitry in this category. In field trials, the C1000 handles demanding basecamp responsibilities with ease. It runs a 12V overland fridge for upwards of three days on its regulated DC socket and provides roughly four nights of CPAP support without heat. If you need hot water at camp, Anker's SurgePad tech pushes output up to 2,400 watts for resistive heating appliances, boiling water in an electric kettle without overloading the inverter. Its wall recharge is blistering, hitting a full charge in roughly 58 minutes when plugged into AC mains. The unibody construction feels tough enough to withstand tailgate drops, and the flat-top design means you can stack camp bins or gear directly on top of it when cargo space is tight. Anker's companion app allows precise control over recharge rates to prolong battery life when you aren't in a hurry. The primary trade-off is weight: at over 28 pounds, it requires deliberate lifting, and the internal fans whine during max-speed AC recharging. **Highlights** - Robust 1,056Wh LiFePO4 battery pack built for heavy seasonal use - 1,800W continuous output with 2,400W surge overhead for heating gear - Sub-one-hour AC wall recharge via internal HyperFlash technology - Flat-top design allows convenient stacking inside packed vehicles - Integrated LED ambient light strip on the front for dark campsites **Watch-outs** - Cooling fans produce a high-pitched hum during high-wattage charging - Unit feels dense and heavy for solo hand-carries over distance
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#8 on this list
DELTA Pro 3
EcoFlow
The EcoFlow DELTA Pro 3 is not an everyday tent-camping battery; it is an industrial-grade basecamp powerhouse built for wall tents, overland rigs, off-grid cabins, and mobile expedition trailers. Packing a massive 4,096Wh LiFePO4 battery and a 4,000-watt AC inverter, it can run an entire multi-person camp simultaneously. It will power air conditioners, large RV refrigerators, induction cooktops, and high-draw shop tools without strain, operating more like a portable microgrid than a camp accessory. In field applications, runtime measurements shift from hours to days or weeks. A standard 12V overland compressor fridge can run for more than a week straight off this unit without any solar input. CPAP machines, even with full humidification and heated tubing turned to max, can run for over a week without needing a recharge. Charging capabilities are equally extreme: it accepts high-wattage solar arrays, plugs into standard RV hookup pedestals, and can even charge at Level 2 EV charging stations with an optional adapter. The obvious constraint is sheer physical mass. Weighing roughly 114 pounds, it is not a unit you hike away from your vehicle. EcoFlow integrated heavy-duty luggage-style rear wheels and a telescoping handle to help roll it across packed dirt, but lifting it into a lifted truck bed demands two capable adults. For users needing massive, quiet power without hauling a noisy gas generator, however, the Pro 3 is unmatched. **Highlights** - Massive 4,096Wh LiFePO4 capacity supports extended multi-day basecamps - Tremendous 4,000W AC output runs virtually any home or RV appliance - Integrated wheels and pull handle ease transport over level terrain - Supports multiple charging sources including solar, wall, and EV stations - Whisper-quiet operation relative to its enormous inverter capacity **Watch-outs** - Enormous 114-pound weight makes vehicle loading a strict two-person job - Physical dimensions consume substantial rear cargo and bed space
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Specs side by side
| Spec | SOLIX C1000 | DELTA Pro 3 |
|---|---|---|
| Battery Capacity | 1,056Wh (expandable to 2,112Wh) | — |
| Battery Chemistry | LiFePO4 (3,000+ cycles to 80% capacity) | LiFePO4 (4,000+ cycles to 80% capacity) |
| Continuous Output | 1,800W continuous pure sine (2,400W SurgePad) | 4,000W (Surge 8,000W, 120V/240V split-phase) |
| Unit Weight | 28.4 lbs (12.9 kg) | — |
| Wall Recharge Time | 58 minutes (HyperFlash AC input) | — |
| Max Solar Input | 600W (XT60 connector, 11-60V) | 2,600W (Dual ports: 1,600W high-PV + 1,000W low-PV) |
| Total Capacity | — | 4,096 Wh |
| Total Weight | — | 113.5 lbs (51.5 kg) |
| AC Recharge Time | — | Roughly 1.5 to 2 hours from wall outlet |
What our reviewers liked and didn't
SOLIX C1000
- Sub-one-hour AC wall recharge provides rapid turnaround between camping trips.
- LFP battery chemistry delivers more than 3,000 cycles to 80% original capacity.
- Flat-top chassis design easily nests beneath cargo bins in crowded vehicles.
- Inverter sustains 1,800 watts continuously with a 2,400-watt resistive surge mode.
- Cooling fans produce an audible high-pitched hum during high-wattage charging.
- At 28.4 pounds, the dense unit is unwieldy for long single-handed hauls.
- 12V car socket rubber weather flap can be difficult to seat firmly.
DELTA Pro 3
- Massive 4,096Wh capacity sustains heavy multi-day basecamp power demands
- 4,000W continuous output effortlessly runs induction stoves and RV AC units
- Dual solar ports accept up to 2,600W for remarkably fast off-grid charging
- LiFePO4 battery chemistry offers over 4,000 cycles to 80% health
- Weighs nearly 114 pounds, demanding two people for vehicle loading
- Substantial external dimensions take up major cargo space in truck beds
- Higher idle inverter draw requires mindful power management when dormant
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