Looking for an honest be quiet! Straight Power 12 1500W ATX vs Corsair HX1500i comparison in 2026? We scored both power supplies on the same six-dimension framework — performance, battery, display, camera, design and value — using identical methodology, so the numbers below are directly comparable. In our overall scoring the Corsair HX1500i comes out ahead 66/100 to 72/100 — a 6-point gap. The widest gap is in battery life, where the Corsair HX1500i pulls noticeably ahead. On price the Corsair HX1500i undercuts the be quiet! Straight Power 12 1500W ATX by 7% ($279.99 vs $298.99), which materially changes the value calculus for budget-conscious buyers.
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Corsair HX1500i narrowly beats the be quiet! Straight Power 12 1500W ATX in the power supplies category, especially in battery life, scoring 72 vs 66. If you want the better overall power supplies, Corsair HX1500i is the recommended choice.
Picking Corsair HX1500i over be quiet! Straight Power 12 1500W ATX means trading these off.
Nichts Wesentliches — die Spezifikationen sind ungefähr gleich
be quiet!
$299
Scores are relative within the power suppliescategory. Percentages show each dimension's weight in the overall score. A difference of less than 0.5 points is considered a tie.
✓ Pros
✗ Cons
✓ Pros
| Spec | be quiet! Straight Power 12 1500W ATX | Corsair HX1500iW |
|---|---|---|
| Price | 298.99$ | 279.99$✓ |
| Weight | 2200g | 2200g |
| Dimensions | 150 x 86 x 160 mm | 150 x 86 x 200 mm |
| Colors | Black | Black |
Buy be quiet! Straight Power 12 1500W ATX if…
The be quiet! Straight Power 12 1500W ATX is worth considering if you prefer its specific design, ecosystem, or brand — though it scores lower overall in our comparison.
Buy Corsair HX1500i if…
Buy the Corsair HX1500i if you want the best overall value in this comparison. It scores higher overall and is the recommended choice for most buyers.
Corsair HX1500i narrowly beats the be quiet! Straight Power 12 1500W ATX in the power supplies category, especially in battery life, scoring 72 vs 66. If you want the better overall power supplies, Corsair HX1500i is the recommended choice.
No, Corsair HX1500i scores higher (72 vs 66).
Corsair HX1500i is cheaper at $279.99 vs $298.99 for the be quiet! Straight Power 12 1500W ATX.
The be quiet! Straight Power 12 1500W ATX is worth considering if you prefer its specific design, ecosystem, or brand — though it scores lower overall in our comparison.
Buy the Corsair HX1500i if you want the best overall value in this comparison. It scores higher overall and is the recommended choice for most buyers.
Reviewed by VersusMatrix Editorial Team
Last updated: May 31, 2026
Methodology: AI-powered analysis of technical specifications from manufacturer data. Scores are calculated by comparing products across multiple dimensions and normalized relative to the full category database. Our editorial process is independent and not influenced by affiliate partnerships.
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