be quiet! Straight Power 12 1500W ATX 3.0 vs Lian Li SP850
Prices may vary · We may earn a commission on purchases. Learn more
AI Matrix
Powered by Claude AIbe quiet! Straight Power 12 1500W ATX 3.0 edges out the Lian Li SP850 in the power supplies category, especially in design, scoring 67 vs 57. If you want the better overall power supplies, be quiet! Straight Power 12 1500W ATX 3.0 is the recommended choice.
3 Reasons Why be quiet! Straight Power 12 1500W ATX 3.0 Is Better
- 1.Better performance score: 92 vs 42
- 2.Higher design rating: 90 vs 35
- 3.Higher overall score: 67 vs 57
What are you giving up?
Picking be quiet! Straight Power 12 1500W ATX 3.0 over Lian Li SP850 means trading these off.
You give up
- −$291 cheaper ($139 vs $429.79)
You gain
Specs are roughly matched — winner decided on overall scoring, not a specific spec advantage.
Spec Comparison
be quiet! Straight Power 12 1500W ATX 3.0Lian Li SP850
Score Breakdown
be quiet! Straight Power 12 1500W ATX 3.0Lian Li SP850
16
Price25% weight
80Lian Li SP850 Winner
92
Wattage35% weight
42be quiet! Straight Power 12 1500W ATX 3.0 Winner
90
Noise Level15% weight
35be quiet! Straight Power 12 1500W ATX 3.0 Winner
82
Warranty15% weight
82Tie
46
Fan Size10% weight
46Tie
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.
be quiet! Straight Power 12 1500W ATX 3.0
Winner✓ Pros
- ●Higher performance score
- ●Better design score
✗ Cons
- ●Higher price: $429.79 vs $139
- ●Higher price relative to value
Lian Li SP850
✓ Pros
- ●Lower price: $139 vs $429.79
- ●Better value for money
✗ Cons
- ●Lower performance score
Spec Comparison
| Spec | be quiet! Straight Power 12 1500W ATX 3.0W | Lian Li SP850 |
|---|---|---|
| Price | 429.79$ | 139$✓ |
| Weight | 2200g | — |
| Dimensions | 150 x 86 x 180 mm | 150 x 86 x 160 mm |
| Colors | Black | Black |
Who Should Buy
Buy be quiet! Straight Power 12 1500W ATX 3.0 if…
Buy the be quiet! Straight Power 12 1500W ATX 3.0 if you want the best performance in this comparison. It scores higher overall and is the recommended choice for most buyers.
Buy Lian Li SP850 if…
Choose the Lian Li SP850 if budget is your top priority — it offers competitive specs at a lower price point.
be quiet! Straight Power 12 1500W ATX 3.0 vs Lian Li SP850 — FAQ
be quiet! Straight Power 12 1500W ATX 3.0 vs Lian Li SP850: which is better?
be quiet! Straight Power 12 1500W ATX 3.0 edges out the Lian Li SP850 in the power supplies category, especially in design, scoring 67 vs 57. If you want the better overall power supplies, be quiet! Straight Power 12 1500W ATX 3.0 is the recommended choice.
Is be quiet! Straight Power 12 1500W ATX 3.0 better than Lian Li SP850?
Yes, be quiet! Straight Power 12 1500W ATX 3.0 scores higher overall (92 vs 76).
Which is cheaper, be quiet! Straight Power 12 1500W ATX 3.0 or Lian Li SP850?
Lian Li SP850 is cheaper at $139 vs $429.79 for the be quiet! Straight Power 12 1500W ATX 3.0.
Who should buy the be quiet! Straight Power 12 1500W ATX 3.0?
Buy the be quiet! Straight Power 12 1500W ATX 3.0 if you want the best performance in this comparison. It scores higher overall and is the recommended choice for most buyers.
Who should buy the Lian Li SP850?
Choose the Lian Li SP850 if budget is your top priority — it offers competitive specs at a lower price point.
Related Comparisons
Full be quiet! Straight Power 12 1500W ATX 3.0 review →Full Lian Li SP850 review →All be quiet! Power Supplies →All Lian Li Power Supplies →
Reviewed by VersusMatrix Editorial Team
Last updated: April 25, 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.