5 drives tracked. From $32.67/TB. Updated every 4 hours.
At $32.67/TB, WD 3TB SATA drives are $19.65/TB cheaper than the 3TB SATA category average of $52.32/TB — strong value at this capacity.
WD 3TB SATA drives include the Ultrastar DC enterprise line and Red Pro NAS series. Both use CMR recording and carry 5-year warranties. From $32.67/TB.
3TB costs $30.54/TB right now against $19.00/TB at 2TB, today's best-value capacity - a 61% premium per terabyte. See the full value-frontier curve for the arithmetic, including when the premium is still the right buy for a fixed bay count.
| $/TB ▲ | Brand / Model | Cap | Interface | Tech | Cache | Sector | Wty | Price | Cond. | 90D | Buy | |
|---|---|---|---|---|---|---|---|---|---|---|---|---|
👑$32.67 ↓ vs 30d avg | WD WD Purple 3TB WD30PURX WD30PURX Refurb · | 3TB | SATA-6G | — | — | — | — | $98.00 | REFURB | Buy →Details | ▼ | |
$36.00 ↓ vs 30d avg | WD WD Purple 3TB WD30PURZ WD30PURZ Refurb · 3yr | 3TB | SATA-6G 5,400 RPM | — | 64MB | — | 3yr | $108.00 | REFURB | Buy →Details | ▼ | |
$51.66 ~ 30d avg | WD WD Red Legacy 3TB WD30EFRX WD30EFRX Refurb · CMR · | 3TB | SATA-6G | CMR | — | — | — | $154.99 | REFURB | Buy →Details | ▼ | |
$65.66 ↑ vs 30d avg | WD WD Purple 3TB WD30PURX WD30PURX | 3TB | SATA-6G | — | — | — | — | $196.99 | new | Buy →Details | ▼ | |
$71.00 ↑ vs 30d avg | WD WD Purple 3TB WD30PURZ WD30PURZ 3yr | 3TB | SATA-6G 5,400 RPM | — | 64MB | — | 3yr | $213.00 | new | Buy →Details | ▼ |
WD enterprise SATA drives (Ultrastar, Gold) use CMR. WD Red non-Pro models in some capacities use SMR - always verify the model number. Red Pro and Red Plus are CMR.
WD 3TB SATA drives are compatible with all major NAS platforms including Synology DiskStation, QNAP, TrueNAS, UnRAID, and any server with SATA ports. Check your NAS manufacturer's compatibility list for confirmed models.
Both are available. New drives carry full manufacturer warranty. Refurbished units are datacenter pulls with low hours - excellent value for secondary storage and backup targets.