Crucial T500 vs WD_BLACK SN7100 at every capacity: prices, $/TB, speeds, endurance. Which to buy in July 2026 — full family comparison.
This page compares the Crucial T500 and WD_BLACK SN7100 product families across all capacities we track. Per-capacity pricing changes the verdict more often than specs do, so start with the capacity table and then check the spec differences below.
On paper, the Crucial T500 family leads on sequential read (7,400 vs 7,250 MB/s). In practice, both saturate typical consumer workloads — the speed gap matters mainly for sustained multi-GB transfers.
Per-terabyte economics favor the WD_BLACK SN7100: $142.50/TB at its best capacity, against $184.50/TB for the Crucial T500. If budget drives the decision, the WD_BLACK SN7100 is the default.
Architecturally, the Crucial T500 family uses a dedicated DRAM cache while the WD_BLACK SN7100 relies on HMB (Host Memory Buffer). For OS and gaming duty they behave identically; sustained random writes favor DRAM.
| Capacity | Crucial T500 | WD_BLACK SN7100 | |
|---|---|---|---|
| 1 TB | $275 · $275.00/TB | — | |
| 2 TB | $369 · $184.50/TB | $290 · $145.00/TB | Full comparison → |
| 4 TB | — | $570 · $142.50/TB |