Seagate Exos 7E8 vs Western Digital Re
Both lines are on Synology's and QNAP's official compatibility lists — this is not a "which works" question, but a "which fits your machine and workload" one. Everything below is read from the vendors' own HCLs, refreshed daily.
Seagate Exos 7E8 prices Western Digital Re prices
Head-to-head on the official list
| Seagate Exos 7E8 | Western Digital Re | |
|---|---|---|
| Listed on official HCLs | 539 models ✓ | 398 models |
| Largest listed capacity | 8 TB ✓ | 6 TB |
| Smallest listed capacity | 1 TB | 0.2 TB |
| Part numbers on list | 21 ✓ | 11 |
| Product line | Enterprise | Enterprise |
Which should you buy?
Coverage-wise, Seagate Exos 7E8 appears on more NAS machines (539 vs 398) — for an older or unusual model that margin can matter. Within the same tier, the honest answer is: pick the cheaper part number at your target capacity, then verify it on your exact model's page.
Both lines overlap on 267 NAS models — if yours is one of them, either drive is officially supported.
Popular part numbers (most-listed 12 of 21 / 11)
Seagate Exos 7E8
- ST6000NM021A — 6TB, 389 models
- ST4000NM002A — 4TB, 346 models
- ST2000NM001A — 2TB, 338 models
- ST2000NM0125 — 2TB, 320 models
- ST4000NM0115 — 4TB, 320 models
- ST8000NM000A — 8TB, 303 models
- ST8000NM0055 — 8TB, 232 models
- ST3000NM000A — 3TB, 182 models
- ST6000NM002A — 6TB, 182 models
- ST4000NM000A — 4TB, 182 models
- ST4000NM0035 — 4TB, 155 models
- ST6000NM0115 - 1YZ110 — 6TB, 140 models
Western Digital Re
- WD2000FYYZ — 2TB, 282 models
- WD3000FYYZ — 3TB, 268 models
- WD5003ABYZ — 500GB, 236 models
- WD5001FSYZ - 01SS7B1 — 5TB, 122 models
- WD6001FSYZ - 01SS7B1 — 6TB, 122 models
- WD4000FYYZ - 01UL1B1 — 4TB, 108 models
- WD2004FBYZ - 01YCBB0 — 2TB, 106 models
- WD1004FBYZ - 01YCBB1 — 1TB, 106 models
- WD4000FYYZ - 01UL1B0 — 4TB, 87 models
- WD2503ABYZ — 250GB, 78 models
- WD1003FBYZ - 010FB0 — 1TB, 78 models
NAS models that list both lines
These machines officially support both Seagate Exos 7E8 and Western Digital Re — your real decision is workload and price, not compatibility.