Corsair HX1000i
1000 W · Platinum
Corsair SF1000L
1000 W · Gold
Corsair HX1000i takes it — here’s why.
In our weighted Specdex score, Corsair HX1000i lands at 92 and Corsair SF1000L at 91. That puts Corsair HX1000i ahead by 1 points — a narrow margin driven mostly by its strengths in the categories below.
Pick Corsair HX1000i if…
- ✓Modular cabling on most
- ✓ATX 3.1 / 12V-2x6 support
- ✓10-year warranty on many
Pick Corsair SF1000L if…
- ✓Modular cabling on most
- ✓ATX 3.1 / 12V-2x6 support
- ✓10-year warranty on many
Winner by scenario
Derived from the sub-score breakdown · not a separate testEfficiency
TieCompared on the efficiency sub-score
Effectively tied — neither pulls a 2-point weighted lead.
Noise
TieCompared on the noise sub-score
Effectively tied — neither pulls a 2-point weighted lead.
Cables
TieCompared on the cables sub-score
Effectively tied — neither pulls a 2-point weighted lead.
Value for money
TieSpecdex score per dollar at MSRP
Effectively tied — similar score-per-dollar at MSRP.
Score breakdown
Specs side-by-side
| Spec | Corsair HX1000i | Corsair SF1000L |
|---|---|---|
| Wattage | 1000 W | 1000 W |
| Efficiency | Platinum | Gold |
Corsair HX1000i
- +Modular cabling on most
- +ATX 3.1 / 12V-2x6 support
- +10-year warranty on many
- −Bulky on higher wattages
- −Fan noise varies by load
- −Cable length may not fit some cases
Corsair SF1000L
- +Modular cabling on most
- +ATX 3.1 / 12V-2x6 support
- +10-year warranty on many
- −Bulky on higher wattages
- −Fan noise varies by load
- −Cable length may not fit some cases
FAQ: Corsair HX1000i vs Corsair SF1000L
Which is better, Corsair HX1000i or Corsair SF1000L? +
Corsair HX1000i scores 92 on our weighted rubric — ahead by 1. Your best pick depends on the sub-scores above.
Is Corsair HX1000i worth the price? +
At $279, Corsair HX1000i delivers a Specdex score of 92 — strongest in efficiency.
Is Corsair SF1000L worth the price? +
At $299, Corsair SF1000L delivers a Specdex score of 91 — strongest in efficiency.
Does Corsair HX1000i or Corsair SF1000L 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.