SK Hynix Gold S31 vs Western Digital Black SN770
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AI Matrix
Powered by Claude AIWestern Digital Black SN770 edges out the SK Hynix Gold S31 in the ssd storage category, especially in performance, scoring 41 vs 27. If you want the better overall ssd storage, Western Digital Black SN770 is the recommended choice.
5 Reasons Why Western Digital Black SN770 Is Better
- 1.Faster read speed: 5,000MB/s vs 560MB/s
- 2.Faster write speed: 4,000MB/s vs 520MB/s
- 3.Higher endurance: 500 TBW vs 480 TBW
- 4.Better performance score: 35 vs 3
- 5.Better display rating: 32 vs 3
What are you giving up?
Picking Western Digital Black SN770 over SK Hynix Gold S31 means trading these off.
You give up
- −$40 cheaper ($89 vs $129)
You gain
Specs are roughly matched — winner decided on overall scoring, not a specific spec advantage.
Spezifikationsvergleich
SK Hynix Gold S31Western Digital Black SN770
Punktaufteilung
SK Hynix Gold S31Western Digital Black SN770
3
Read Speed30% weight
35Western Digital Black SN770 Gewinner
94
Price20% weight
88SK Hynix Gold S31 Gewinner
3
Write Speed20% weight
32Western Digital Black SN770 Gewinner
35
Capacity15% weight
35Unentschieden
11
Endurance15% weight
11Unentschieden
Scores are relative within the ssd storagecategory. Percentages show each dimension's weight in the overall score. A difference of less than 0.5 points is considered a tie.
SK Hynix Gold S31
✓ Pros
- ●Lower price: $89 vs $129
- ●Better value for money
✗ Cons
- ●Lower display score
- ●Lower performance score
Western Digital Black SN770
Gewinner✓ Pros
- ●Higher performance score
- ●Better display score
✗ Cons
- ●Higher price: $129 vs $89
- ●Higher price relative to value
Spezifikationsvergleich
| Spec | SK Hynix Gold S31 | Western Digital Black SN770W |
|---|---|---|
| Price | 89$✓ | 129$ |
Wer sollte kaufen
Buy SK Hynix Gold S31 if…
Choose the SK Hynix Gold S31 if budget is your top priority — it offers competitive specs at a lower price point.
Buy Western Digital Black SN770 if…
Buy the Western Digital Black SN770 if you want the best performance in this comparison. It scores higher overall and is the recommended choice for most buyers.
SK Hynix Gold S31 vs Western Digital Black SN770 — FAQ
SK Hynix Gold S31 vs Western Digital Black SN770: which is better?
Western Digital Black SN770 edges out the SK Hynix Gold S31 in the ssd storage category, especially in performance, scoring 41 vs 27. If you want the better overall ssd storage, Western Digital Black SN770 is the recommended choice.
Is SK Hynix Gold S31 better than Western Digital Black SN770?
No, Western Digital Black SN770 scores higher (51 vs 44).
Which is cheaper, SK Hynix Gold S31 or Western Digital Black SN770?
SK Hynix Gold S31 is cheaper at $89 vs $129 for the Western Digital Black SN770.
Who should buy the SK Hynix Gold S31?
Choose the SK Hynix Gold S31 if budget is your top priority — it offers competitive specs at a lower price point.
Who should buy the Western Digital Black SN770?
Buy the Western Digital Black SN770 if you want the best performance in this comparison. It scores higher overall and is the recommended choice for most buyers.
Ähnliche Vergleiche
Full SK Hynix Gold S31 review →Full Western Digital Black SN770 review →All SK Hynix SSD Storage →All WD SSD Storage →
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.