Corsair
Corsair RM1000x Shift
1000 W · 80+ Gold · ATX 3.1
92
/ 100
From $229
VS
EcoFlow
EcoFlow Delta Pro 3
Portable power station · 2024
92
/ 100
From $3,699
Specdex verdict
Dead heat — it comes down to priorities.
In our weighted Specdex score, Corsair RM1000x Shift lands at 92 and EcoFlow Delta Pro 3 at 92. With scores tied, the decision hinges on which sub-scores matter most to you.
Pick Corsair RM1000x Shift if…
- ✓ATX 3.1 + 12V-2x6
- ✓Side-mounted cables
- ✓Quiet zero-RPM
Pick EcoFlow Delta Pro 3 if…
- ✓LiFePO4 chemistry on modern SKUs (4000+ cycles)
- ✓Solar input
- ✓Multiple AC/DC/USB-C outputs
Corsair RM1000x Shift 92
vs 92 EcoFlow Delta Pro 3
Score breakdown
Corsair RM1000x Shift
92 efficiency 90
noise 94
cables 96
value 88
EcoFlow Delta Pro 3
92 efficiency 87
noise 86
cables 90
value 80
Specs side-by-side
| Spec | Corsair RM1000x Shift | EcoFlow Delta Pro 3 |
|---|---|---|
| Wattage | 1000 W | — |
| Efficiency | 80+ Gold | — |
| Standard | ATX 3.1 | — |
| Connectors | 1× 12V-2x6 (600W) | — |
| Fan | 135 mm FDB | — |
| Type | — | Portable power station |
| Release year | — | 2024 |
Corsair RM1000x Shift
Pros
- +ATX 3.1 + 12V-2x6
- +Side-mounted cables
- +Quiet zero-RPM
Cons
- −Bulky side depth
- −Price creep
- −Gold not Platinum
EcoFlow Delta Pro 3
Pros
- +LiFePO4 chemistry on modern SKUs (4000+ cycles)
- +Solar input
- +Multiple AC/DC/USB-C outputs
Cons
- −Heavy
- −Pricey per Wh
- −Shipping restrictions (Li-ion)
FAQ: Corsair RM1000x Shift vs EcoFlow Delta Pro 3
Which is better, Corsair RM1000x Shift or EcoFlow Delta Pro 3? +
Both score 92 on our weighted rubric — tied. Your best pick depends on the sub-scores above.
Is Corsair RM1000x Shift worth the price? +
At $229, Corsair RM1000x Shift delivers a Specdex score of 92 — strongest in cables.
Is EcoFlow Delta Pro 3 worth the price? +
At $3,699, EcoFlow Delta Pro 3 delivers a Specdex score of 92 — strongest in cables.
Does Corsair RM1000x Shift or EcoFlow Delta Pro 3 last longer? +
Based on our long-term update and support ratings, both ship with multi-year support. Battery and reliability scores are visible in the breakdown above.