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Spec-Based Comparison

EcoFlow DELTA 2 vs. Anker SOLIX C1000

Two 1,800W, 6-outlet power stations compared on surge, solar input, UPS speed and expansion.

Winner for Home Blackouts
Anker SOLIX C1000 for UPS speed; DELTA 2 for expansion ceiling
Winner for Portability
EcoFlow DELTA 2 (1.4 lbs lighter)
Overall Edge
Very close; pick by solar (Anker) vs. expansion and surge (EcoFlow)
The 30-Second Bottom Line

Both deliver 1,800W continuous and 6 AC outlets. The Anker SOLIX C1000 has faster solar input (600W vs. 500W) and faster UPS switchover (<20ms vs. 30ms). The EcoFlow DELTA 2 has a higher surge rating (2,700W vs. 2,400W), a higher expansion ceiling (3,040Wh vs. 2,112Wh), and is slightly lighter.

Best All-Round 1kWh Pick
EcoFlowLiFePO4 (LFP) • 3,000 rated cycles

EcoFlow DELTA 2

Full-size refrigerators, coffee makers, microwaves & 1-day home blackouts

Capacity
1,024 Wh
AC Output
1,800W (2700W surge)
Max Solar
500W
Weight / AC
27 lbs • 6 AC

A balanced 1kWh-class unit: a 1,800W inverter (2,700W surge) covers most single household appliances, it weighs 27 lbs, and it can expand to 3,040Wh later with an extra battery.

  • 1,800W continuous / 2,700W surge handles fridges, coffee makers and microwaves (one at a time)
  • 0–80% wall charge in about 50 minutes (EcoFlow spec)
  • Expandable to 3,040Wh with an extra battery
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Fastest Solar Charging (1kWh Class)
Anker SOLIXLiFePO4 (LFP) • 3,000 rated cycles

Anker SOLIX C1000

Solar recharging, kitchen appliances & expandable home backup

Capacity
1,056 Wh
AC Output
1,800W (2400W surge)
Max Solar
600W
Weight / AC
28.4 lbs • 6 AC

A 1,056Wh unit with the highest solar input in its class on our list (600W), UPS switchover under 20ms, and expansion to 2,112Wh with Anker's BP1000 battery.

  • 600W max solar input, the highest of the 1kWh-class units on our list
  • UPS mode with <20ms switchover
  • Expandable to 2,112Wh with the BP1000 expansion battery
Check Price on Amazon

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Real-World Appliance Runtime Comparison: EcoFlow DELTA 2 vs. Anker SOLIX C1000

Household / Off-Grid ApplianceWattage (Surge)EcoFlow DELTA 2Anker SOLIX C1000
Full-Size Fridge160W (650W)12.6 hrs13 hrs
Chest Freezer120W (550W)18.9 hrs19.5 hrs
CPAP Machine45W (60W)16.4 hrs16.9 hrs
Sump Pump (1/3 HP)800W (1800W)6.8 hrs7 hrs
Pellet Stove135W (450W)7.1 hrs7.3 hrs
Gas Furnace Blower550W (1200W)3.8 hrs3.9 hrs
Starlink Internet65W (110W)11.9 hrs12.3 hrs
12V Camping Fridge45W (90W)36.3 hrs (~1.5 days)37.4 hrs (~1.6 days)
Wi-Fi Router & Modem25W (35W)26.4 hrs (~1.1 days)27.2 hrs (~1.1 days)
Microwave Oven1500W (1800W)0.6 hrs0.6 hrs
Coffee Maker / Keurig1200W (1450W)0.7 hrs0.7 hrs
Electric Blanket65W (75W)16.1 hrs16.6 hrs
Well Pump (1/2 HP)950W (2200W)5.8 hrs5.9 hrs
Space Heater (Low 750W)750W (850W)1.5 hrs1.6 hrs
Window AC (6,000 BTU)550W (1400W)2.6 hrs2.7 hrs
Oxygen Concentrator320W (500W)2.7 hrs2.7 hrs
Air Fryer / Toaster Oven1500W (1650W)0.7 hrs0.7 hrs
Induction Cooktop1300W (1600W)0.7 hrs0.8 hrs
Aquarium Heater & Filter180W (250W)9.8 hrs10.1 hrs
Garage Door Opener550W (1100W)1.6 hrs1.6 hrs
Laptop + Monitor85W (120W)10.9 hrs11.2 hrs
Lights, Phones & Fan75W (110W)10.5 hrs10.8 hrs