Best 250GB QLC SSDs
There are 4 250GB QLC SSDs compared here. The fastest is the Intel OPTANE MEMORY H10 at 2400 MB/s read, and the highest-rated for endurance is the ADATA SU630 (400 TBW). Sequential reads across the group span 520–2400 MB/s at 250GB.
Why this configuration
A 250GB QLC SSD is a capacity-per-dollar configuration. QLC packs more gigabytes per dollar in exchange for lower rated endurance.
250GB covers an OS and core apps with little room for a large game library.
Usually chosen for: bulk storage and read-heavy media libraries.
Good fit: read-heavy storage — media libraries and game installs you rarely rewrite.
Look elsewhere for: heavy sustained writes or a video-editing scratch disk.
Ranked list
Speeds on this page are the manufacturer's 250GB ratings where published (2 of 4 drives), not the family headline figure. 1 of the 4 are rated slower at 250GB than at their fastest capacity. Rated writes at 250GB run 500–1150 MB/s.
| # | Model | Tier | Controller | Read MB/s (at 250GB) | TBW | |
|---|---|---|---|---|---|---|
| 1 |  Intel OPTANE MEMORY H10 250GB, 500GB, 1TB | High-end | Silicon Motion SM2263 + Intel SLL3 | 2400* | 300 | Find on Amazon |
| 2 |  Crucial P2 250GB, 500GB | Value | Phison’s PS5013-E13T | 2100 | 300 | Find on Amazon |
| 3 |  ADATA SU630 250GB, 500GB, 960GB, 1.92TB | Low-end | SILICON MOTION SM2259XT (1-Core, 4 | 520* | 400 | Check price on Amazon |
| 4 |  Acer GTi 715 250GB, 500GB, 1TB | Low-end | PHISON PS3111-S11-13 (1-Core 40nm, | 560 | 300 | Find on Amazon |
* family rating — the manufacturer does not publish a 250GB figure for this drive.
The parts, explained
250GB fits an OS plus core apps.
QLC NAND stores more per cell for a lower price per terabyte, but sustained writes and rated endurance are lower, so it suits read-heavy storage.
Common questions
Is QLC reliable at 250GB?
QLC is fine for typical and read-heavy use; just expect a lower rated endurance (TBW) than a comparable TLC drive, and slower writes once the SLC cache fills.