Western Digital Gold vs Toshiba MG04ACA****
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.
Western Digital Gold prices Toshiba MG04ACA**** prices
Head-to-head on the official list
| Western Digital Gold | Toshiba MG04ACA**** | |
|---|---|---|
| Listed on official HCLs | 545 models ✓ | 454 models |
| Largest listed capacity | 24 TB ✓ | 6 TB |
| Smallest listed capacity | 1 TB | 1 TB |
| Part numbers on list | 32 ✓ | 11 |
| Product line | Enterprise | Enterprise |
Which should you buy?
Coverage-wise, Western Digital Gold appears on more NAS machines (545 vs 454) — 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 326 NAS models — if yours is one of them, either drive is officially supported.
Popular part numbers (most-listed 12 of 32 / 11)
Western Digital Gold
- WD2005VBYZ — 2TB, 451 models
- WD1005VBYZ — 1TB, 451 models
- WD121KRYZ — 12TB, 381 models
- WD4003FRYZ — 4TB, 324 models
- WD6003FRYZ — 6TB, 324 models
- WD2005FBYZ — 2TB, 320 models
- WD8004FRYZ — 8TB, 318 models
- WD1005FBYZ — 1TB, 308 models
- WD102KRYZ — 10TB, 289 models
- WD121VRYZ — 12TB, 278 models
- WD141KRYZ — 14TB, 245 models
- WD161KRYZ — 16TB, 224 models
Toshiba MG04ACA****
- MG04ACA400E — 4TB, 451 models
- MG04ACA300E — 3TB, 418 models
- MG04ACA200E — 2TB, 416 models
- MG04ACA600E — 6TB, 382 models
- MG04ACA100N — 1TB, 358 models
- MG04ACA200N — 2TB, 357 models
- MG04ACA400N — 4TB, 353 models
- MG04ACA500E — 5TB, 348 models
- MG04ACA300A — 3TB, 115 models
- MG04ACA200A — 2TB, 102 models
- MG04ACA50DE — 5TB, 77 models
NAS models that list both lines
These machines officially support both Western Digital Gold and Toshiba MG04ACA**** — your real decision is workload and price, not compatibility.