Silicon Power UD90 4TB vs Western Digital WD Blue SN5000 4TB — value comparison
One of these solid state drives has left our live dataset, so this head-to-head can no longer be kept current — we've archived it rather than show you stale numbers. Build the comparison you want, with today's data, below.
Western Digital WD Blue SN5000 4TB +10% · Performance index
Capability by task
| Silicon Power UD90 4TB | Western Digital WD Blue SN5000 4TB | |
|---|---|---|
| System Drive | A | A |
| Game & File Storage | S | S |
| Heavy Creative Work | B | A |
Key specifications
| Silicon Power UD90 4TB | Western Digital WD Blue SN5000 4TB | |
|---|---|---|
| Read Speed | 5000 MB/s | 5500 MB/s |
| Sequential write | 3200 MB/s | 5000 MB/s |
| Host interface | M.2 PCIe 4.0 x4 | M.2 PCIe 4.0 x4 |
| Form factor | M.2-2280 | M.2-2280 |
Still shopping the Silicon Power UD90 4TB or Western Digital WD Blue SN5000 4TB? Search either model in the calculator — if it's on the market, you'll find it there with live Scenario Tiers and value. See also the current head-to-heads.
Data snapshot: 2026-09-29 · dataset ssd-market-ca-2026-09-29 · formula ssd-value-v1.5-benefit-cost-product · Value Score is an estimate based on our current dataset, selected weights, market prices and methodology — not an official product rating or a price forecast. Target prices are calculation thresholds, not predictions. Methodology · Report a data error We are not a shop. Affiliate links may earn us a commission; they never change the calculations or the ranking.