Best 250GB PCIe 4.0 M.2 SSDs
There are 6 250GB PCIe 4.0 M.2 SSDs compared here. The fastest is the Samsung 980 PRO at 6400 MB/s read at 250GB. Sequential reads across the group span 4150–6400 MB/s at 250GB.
Why this configuration
A 250GB PCIe 4.0 M.2 SSD is a mainstream Gen4 pick. Gen4 is the current default NVMe tier: about 7,000 MB/s, widely supported, and priced for volume.
250GB covers an OS and core apps with little room for a large game library.
Usually chosen for: most modern desktop and laptop builds.
Good fit: mainstream desktop and laptop builds.
Ranked list
Speeds on this page are the manufacturer's 250GB ratings where published (6 of 6 drives), not the family headline figure. 1 of the 6 are rated slower at 250GB than at their fastest capacity. Rated writes at 250GB run 2700–4900 MB/s.
| # | Model | Tier | Controller | Read MB/s (at 250GB) | TBW | |
|---|---|---|---|---|---|---|
| 1 |  Samsung 980 PRO 250GB, 500GB, 1TB, 2TB | Top-tier | SAMSUNG ELPIS CONTROLLER (Samsung | 6400 | 1200 | Check price on Amazon |
| 2 | Western Digital Black SN770 250GB, 500GB, 1TB, 2TB | Value | SanDisk 20-82-10081-A1 (Polaris MP | 5150 | — | Check price on Amazon |
| 3 | Fanxiang S660 250GB, 500GB, 1TB, 2TB, 4TB | Value | Maxio MAP1602 | 5000 | — | Check price on Amazon |
| 4 | Silicon Power UD90 250GB, 500GB, 1TB, 2TB, 4TB | Value | Phison E21T | 5000 | — | Check price on Amazon |
| 5 | TeamGroup MP44L 250GB, 500GB, 1TB, 2TB | Value | Phison E21T, Maxio MAP1602 | 5000 | — | Check price on Amazon |
| 6 | Western Digital Blue SN580 250GB, 500GB, 1TB, 2TB | Value | SanDisk 20-82-10082 (Polaris MP16+ | 4150 | — | Check price on Amazon |
The parts, explained
250GB fits an OS plus core apps.
PCIe 4.0 x4 delivers roughly 7,000 MB/s, the current price-to-performance sweet spot for most builds.
The M.2 form factor plugs straight into the motherboard with no cables.