Buy the Anker Solix C1000 if value matters most; buy the EcoFlow Delta 3 Plus if you care more about lower weight, quieter fans, and stronger UPS performance. Both sit near the top of our best portable power stations list, and this comparison makes more sense if you also skim the Anker Solix C1000 review, the EcoFlow Delta 3 Plus review, and the portable power station sizing guide.
What Changed in This Update
- Tightened the opening verdict so buyers can sort by price-first versus performance-first priorities immediately.
- Added decision paths to the emergency preparedness guide, the best power stations under $1,000 list, and the refrigerator guide.
- Kept the page focused on the gaps that matter in real use: carry weight, fan noise, UPS behavior, and price.
Specs at a Glance
| Spec | Solix C1000 | Delta 3 Plus |
|---|---|---|
| Capacity | 1,056Wh | 1,024Wh |
| Output | 1,800W (2,400W surge) | 1,800W (2,700W surge) |
| Weight | 30.9 lbs | 25.4 lbs |
| AC Charge | ~58 minutes | ~56 minutes |
| Solar Input | Up to 600W | Up to 500W |
| Battery | LFP, 3,000+ cycles | LFP, 4,000+ cycles |
| UPS | Yes, ~20ms | Yes, under 10ms |
| Expandable | Yes (BP1000) | Yes (Delta 3 batteries) |
| Warranty | 5 years | 5 years |
| Price | $649 | $999 |
The Price Gap
The most striking difference is price. The Solix C1000 at $649 is $350 less than the Delta 3 Plus at $999. That is 35% cheaper for nearly identical capacity and output. The Anker frequently goes on sale under $500, widening the gap further.
For buyers on a budget, this gap is hard to ignore. You could buy the C1000 and a decent 200W solar panel for less than the Delta 3 Plus alone. If your main question is what size you actually need, work through the portable power station sizing guide before paying for the nicer EcoFlow fit and finish.
Charging Speed
Both charge impressively fast: 58 minutes for the Anker, 56 minutes for the EcoFlow. In practical use, the difference is negligible. Both can go from empty to full during a lunch break.
Solar input slightly favors the Anker at 600W versus 500W, though this only matters if you have a very large panel array.
Weight and Noise
The EcoFlow wins here convincingly. At 25.4 lbs, it is over 5 lbs lighter than the 30.9 lb Anker. The Delta 3 Plus is also significantly quieter, staying under 30dB at low-to-medium loads while the C1000 is noticeably louder.
For camping and portable use, those 5 lbs and the quieter fans add up.
UPS Performance
Both units offer UPS functionality, but the EcoFlow's sub-10ms switchover is faster than the Anker's approximately 20ms. For most devices, 20ms is fast enough. But for extremely sensitive equipment, the EcoFlow provides an extra margin of safety. That matters most if this purchase is really about home backup or outage readiness, not just camping.
Expandability
Both support expansion batteries. The Anker's BP1000 ($599) brings total capacity to 2,112Wh. EcoFlow's expansion options are similarly priced. Neither has a significant advantage here.
Who This Is For
- Buyers cross-shopping the two best 1000Wh-class stations in the current market
- People deciding whether the EcoFlow premium is justified for UPS behavior and quieter operation
- Anyone comparing a value-first buy against a polished all-rounder before moving into larger home backup picks
Who Should Skip This
- Buyers who only need occasional phone, light, and laptop charging should start with smaller options, not these two premium 1000Wh units.
- Shoppers who know they want the cheapest workable backup station should go straight to the best under $1,000 list.
- Anyone solving a narrow appliance question should start with the 1000W appliance guide or the fridge guide.
Which Should You Buy?
Choose the Solix C1000 if:
- Value is your top priority
- You want the longest warranty in the class
- Solar input capacity matters (600W)
- Weight is not a major concern
Choose the Delta 3 Plus if:
- Noise levels matter (camping, bedroom use)
- You need the fastest possible UPS switchover
- You prefer a lighter unit for frequent transport
- You value the EcoFlow app ecosystem
There is no wrong choice here. The Anker delivers 95% of the EcoFlow experience at 65% of the price. The EcoFlow polishes the remaining 5% with better weight, noise, and UPS performance.
Related Reading
- Full Anker Solix C1000 review
- Full Anker Solix C300 review
- Full Anker Solix F1200 review
- Full Anker Solix F2000 review
- Full EcoFlow Delta 2 review
- Full EcoFlow Delta 3 Plus review
- Full EcoFlow Delta Pro 3 review
- Full Jackery Explorer 1000 v2 review
- Our picks for the best EcoFlow power stations
- Guide: how to charge a portable power station