Looking for an honest be quiet! Straight Power 12 1500W ATX vs MSI Mag A850gl 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 be quiet! Straight Power 12 1500W ATX comes out ahead 66/100 to 57/100 — a 9-point gap. The widest gap is in performance, where the be quiet! Straight Power 12 1500W ATX pulls noticeably ahead. On price the MSI Mag A850gl undercuts the be quiet! Straight Power 12 1500W ATX by 115% ($139 vs $298.99), which materially changes the value calculus for budget-conscious buyers.
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be quiet! Straight Power 12 1500W ATX edges out the MSI Mag A850gl in the power supplies category, especially in performance, scoring 66 vs 57. If you want the better overall power supplies, be quiet! Straight Power 12 1500W ATX is the recommended choice.
Picking be quiet! Straight Power 12 1500W ATX over MSI Mag A850gl means trading these off.
Specs are roughly matched — winner decided on overall scoring, not a specific spec advantage.
✓ Pros
✗ Cons
✓ Pros
✗ Cons
| Spec | be quiet! Straight Power 12 1500W ATXW | MSI Mag A850gl |
|---|---|---|
| Price | 298.99$ | 139$✓ |
| Weight | 2200g | — |
| Dimensions | 150 x 86 x 160 mm | 150 x 86 x 160 mm |
| Colors | Black | Black |
Buy be quiet! Straight Power 12 1500W ATX if…
Buy the be quiet! Straight Power 12 1500W ATX if you want the best performance in this comparison. It scores higher overall and is the recommended choice for most buyers.
Buy MSI Mag A850gl if…
Choose the MSI Mag A850gl if budget is your top priority — it offers competitive specs at a lower price point.
be quiet! Straight Power 12 1500W ATX edges out the MSI Mag A850gl in the power supplies category, especially in performance, scoring 66 vs 57. If you want the better overall power supplies, be quiet! Straight Power 12 1500W ATX is the recommended choice.
Yes, be quiet! Straight Power 12 1500W ATX scores higher overall (66 vs 82).
MSI Mag A850gl is cheaper at $139 vs $298.99 for the be quiet! Straight Power 12 1500W ATX.
Buy the be quiet! Straight Power 12 1500W ATX if you want the best performance in this comparison. It scores higher overall and is the recommended choice for most buyers.
Choose the MSI Mag A850gl if budget is your top priority — it offers competitive specs at a lower price point.
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.
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.