NZXT
NZXT C850 Gold
850 W · Gold
85
/ 100
From $149
VS
EcoFlow Delta 2 wins by 3
EcoFlow
EcoFlow Delta 2
Portable power station · 2022
88
/ 100
From $999
Specdex verdict
EcoFlow Delta 2 takes it — here’s why.
In our weighted Specdex score, NZXT C850 Gold lands at 85 and EcoFlow Delta 2 at 88. That puts EcoFlow Delta 2 ahead by 3 points — a narrow margin driven mostly by its strengths in the categories below.
Pick NZXT C850 Gold if…
- ✓Modular cabling on most
- ✓ATX 3.1 / 12V-2x6 support
- ✓10-year warranty on many
Pick EcoFlow Delta 2 if…
- ✓LiFePO4 chemistry on modern SKUs (4000+ cycles)
- ✓Solar input
- ✓Multiple AC/DC/USB-C outputs
NZXT C850 Gold 85
vs 88 EcoFlow Delta 2
Score breakdown
NZXT C850 Gold
85 efficiency 85
noise 86
cables 86
value 84
EcoFlow Delta 2
88 efficiency 83
noise 86
cables 90
value 80
Specs side-by-side
| Spec | NZXT C850 Gold | EcoFlow Delta 2 |
|---|---|---|
| Wattage | 850 W | — |
| Efficiency | Gold | — |
| Type | — | Portable power station |
| Release year | — | 2022 |
NZXT C850 Gold
Pros
- +Modular cabling on most
- +ATX 3.1 / 12V-2x6 support
- +10-year warranty on many
Cons
- −Bulky on higher wattages
- −Fan noise varies by load
- −Cable length may not fit some cases
EcoFlow Delta 2
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: NZXT C850 Gold vs EcoFlow Delta 2
Which is better, NZXT C850 Gold or EcoFlow Delta 2? +
EcoFlow Delta 2 scores 88 on our weighted rubric — ahead by 3. Your best pick depends on the sub-scores above.
Is NZXT C850 Gold worth the price? +
At $149, NZXT C850 Gold delivers a Specdex score of 85 — strongest in noise.
Is EcoFlow Delta 2 worth the price? +
At $999, EcoFlow Delta 2 delivers a Specdex score of 88 — strongest in cables.
Does NZXT C850 Gold or EcoFlow Delta 2 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.