be quiet! Straight Power 12 1000W vs Lian Li SP850 850W SFX 80+ Gold
Value Comparison
How they compare across key dimensions
be quiet! Straight Power 12 1000W is stronger at
Efficiency
Lian Li SP850 850W SFX 80+ Gold is stronger at
Silence, Warranty
Very close
Reliability, Modularity, Value
By how much
Pros & Cons
be quiet! Straight Power 12 1000W
Pros
- Strong fit for 80 Plus Platinum
- Clear published specification target: 1000W
- Cross-checked against respected power supply specification and benchmark references
- Easy to compare against same-category alternatives by price, role, and build constraints
- Useful for buyers who want a practical recommendation rather than a single synthetic score
- Amazon search link makes it easier to compare current sellers and variants before checkout
Cons
- Exact performance and acoustics vary by workload, firmware, drivers, cooling, and case airflow
- Compatibility depends on the rest of the build and should be checked before purchase
- Pricing, bundles, and seller availability can change quickly on Amazon
- The best value can shift when nearby alternatives go on sale
- Requires checking native GPU cable support, case depth, warranty length, and connector count
Lian Li SP850 850W SFX 80+ Gold
Pros
- Strong fit for white-themed SFF builds
- Clear published specification target: 850W SFX, 80+ Gold, white
- Cross-checked against respected specification and benchmark references
- Easy to compare against same-category alternatives by price, role, and build constraints
- Useful for buyers who want a practical recommendation rather than a single synthetic score
- Amazon direct link makes it easier to compare current sellers and variants before checkout
Cons
- Leave wattage headroom for transient GPU spikes and future upgrades
- Use only the modular cables supplied with the exact PSU model
- Pricing, bundles, and seller availability can change quickly on Amazon
- The best value can shift when nearby alternatives go on sale
- Fan noise varies by load and ambient temperature
Specs
be quiet! Straight Power 12 1000W
- Price
- ~$199.99
- Rating
- 4.7 / 5.0
- Key Features
- 1000W
- 80 Plus Platinum
- ATX 3.0 support
- Category
- PSUs
- Primary Fit
- 80 Plus Platinum
- Key Specs
- 1000W
- Build Note
- ATX 3.0 support
- Compatibility Reminder
- Verify fit with your exact motherboard, case, PSU, cooling, and firmware before buying.
- Wattage
- Not specified
- Rating
- Not specified
- Modular
- Not specified
Lian Li SP850 850W SFX 80+ Gold
- Price
- ~$139.99
- Rating
- 4.5 / 5.0
- Key Features
- 850W, 80+ Gold
- SFX form factor
- fully modular, white option
- Category
- PSUs
- Primary Fit
- white-themed SFF builds
- Key Specs
- 850W SFX, 80+ Gold, white
- Build Note
- One of few white SFX PSUs — perfect for all-white ITX
- Compatibility Reminder
- Not specified
- Wattage
- 850W
- Rating
- 80+ Gold
- Modular
- Fully Modular
| Feature | be quiet! Straight Power 12 1000W | Lian Li SP850 850W SFX 80+ Gold |
|---|---|---|
| Price | ~$199.99 | ~$139.99 |
| Rating | 4.7 / 5.0 | 4.5 / 5.0 |
| Key Features |
|
|
| Detailed Specifications | ||
| Category | PSUs | PSUs |
| Primary Fit | 80 Plus Platinum | white-themed SFF builds |
| Key Specs | 1000W | 850W SFX, 80+ Gold, white |
| Build Note | ATX 3.0 support | One of few white SFX PSUs — perfect for all-white ITX |
| Compatibility Reminder | Verify fit with your exact motherboard, case, PSU, cooling, and firmware before buying. | Not specified |
| Wattage | Not specified | 850W |
| Rating | Not specified | 80+ Gold |
| Modular | Not specified | Fully Modular |
Recommendations
Quick TakeChoosing between the be quiet! Straight Power 12 1000W and the Lian Li SP850 850W SFX 80+ Gold comes down to workload, compatibility, thermals, power needs, and price. We compare them using wattage specifications, efficiency certifications, connector documentation, and verified-owner acoustic feedback, not guaranteed-performance claims.▾
Who Should Pick the be quiet! Straight Power 12 1000W?The be quiet! Straight Power 12 1000W is the better starting point if you want 1000W, 80 Plus Platinum, ATX 3.0 support. Its clearest advantage is Strong fit for 80 Plus Platinum.▾
Who Should Pick the Lian Li SP850 850W SFX 80+ Gold?The Lian Li SP850 850W SFX 80+ Gold makes more sense if its priorities fit your current build: 850W, 80+ Gold, SFX form factor, fully modular, white option. Its best case is Strong fit for white-themed SFF builds.▾
Specification Fit and Build UseFor psus, specification fit matters more than hype. The be quiet! Straight Power 12 1000W leans on 80 Plus Platinum, while the Lian Li SP850 850W SFX 80+ Gold leans on SFX form factor.▾
Value AnalysisThe Lian Li SP850 850W SFX 80+ Gold is the lower-cost pick at $139.99, saving about $60.00 versus the be quiet! Straight Power 12 1000W. That matters when you are balancing a full parts list.▾
VerdictPick the be quiet! Straight Power 12 1000W if you want the stronger research score and its specification profile fits your build. Pick the Lian Li SP850 850W SFX 80+ Gold if budget matters more and it still satisfies your compatibility checklist.▾
Frequently asked questions
Is the be quiet! Straight Power 12 1000W better than the Lian Li SP850 850W SFX 80+ Gold?▾
Both are excellent picks in the PSUs category. Based on user ratings, the be quiet! Straight Power 12 1000W narrowly edges ahead with a 4.7/5 score. Your best choice depends on which features matter most to you.
Which is cheaper, the be quiet! Straight Power 12 1000W or the Lian Li SP850 850W SFX 80+ Gold?▾
The Lian Li SP850 850W SFX 80+ Gold is currently the more affordable option at $139.99, while the be quiet! Straight Power 12 1000W retails for $199.99.
Where can I buy the be quiet! Straight Power 12 1000W or Lian Li SP850 850W SFX 80+ Gold?▾
Both products are available on Amazon. Use our affiliate links to check the latest prices and current availability.
Verdict
be quiet! Straight Power 12 1000W
be quiet! Straight Power 12 1000W be quiet! Straight Power 12 1000W has the rating edge, while Lian Li SP850 850W SFX 80+ Gold is the lower-cost option. Choose based on whether performance tier, power, platform fit, or savings matters more.
Price
Lian Li SP850 850W SFX 80+ Gold: saves $60.00
Top Rated
be quiet! Straight Power 12 1000W: 4.7 / 5.0
Category
PSUs
On a tight budget? Go with the Lian Li SP850 850W SFX 80+ Gold (saves $60.00). Want the highest-rated pick? The be quiet! Straight Power 12 1000W takes the crown. Both are excellent in the PSUs category — pick based on which features matter most to you.
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