Seagate IronWolf 4TB
Seagate · MPN ST4000VN006
Why this NAS-Safe score? (90/100 — Excellent for NAS)▾
The NAS-Safe Score rates suitability for 24×7 multi-bay NAS / RAID use on a 0–100 scale. It is additive and fully transparent — every point is attributable to a named factor below. Medium confidence — 1 input unverified, scored with neutral partial credit (never guessed).
- Recording technology35/35
CMR — safe for RAID rebuilds
- Vendor NAS endorsement15/15
Marketed for multi-bay NAS
- Rotational-vibration sensors15/15
Has RV sensors for multi-bay stability
- Rated workload12/15
180 TB/yr — NAS tier
- MTBF rating5/10
MTBF unknown — partial credit
- Warranty8/10
3-year warranty
Sources
- Seagate CMR/SMR product list — IronWolf row lists 4TB under CMR · verified 2026-07-29
Specs
- Capacity
- 4 TB
- Class
- NAS
- Recording
- CMR
- RPM
- 5,400
- Cache
- 256 MB
- Form factor
- 3.5"
- Interface
- SATA 6Gb/s
- Warranty
- 3 years
- Workload
- 180 TB/yr rated
Use-case fit
- nas
- backup
- plex
Live offers(3 retailers)
Price ratings compare a drive against its own price history and the other listings of that same drive — not against other drives. The $/TB badge is the cross-drive comparison. Neither is a compatibility or reliability recommendation.
- eBayOpen boxSeller risk: lowExcellent pricefor this drive· 83
Why this DealScore? (83/100 — Excellent price for this drive)▾
DealScore rates only whether the price is good right now (0–100), and only for this drive: it blends this listing's own price history with the other live listings of the same model. It is not a comparison against other drives — the $/TB badge does that — and use-case fit (NAS-Safe) and seller risk are scored separately.
Price assessment only — not a compatibility or reliability recommendation.
- Historical price positionn/a×60%
insufficient history (<3 points)
- Market price position83/100×40%
3 comparable listings
$45.00/TB — limited price history; beats 83% of comparable listings on $/TB.
—$180.00$45.00/TB - eBayNewSeller risk: lowAverage pricefor this drive· 50
Why this DealScore? (50/100 — Average price for this drive)▾
DealScore rates only whether the price is good right now (0–100), and only for this drive: it blends this listing's own price history with the other live listings of the same model. It is not a comparison against other drives — the $/TB badge does that — and use-case fit (NAS-Safe) and seller risk are scored separately.
Price assessment only — not a compatibility or reliability recommendation.
- Historical price positionn/a×60%
insufficient history (<3 points)
- Market price position50/100×40%
3 comparable listings
$47.24/TB — limited price history; beats 50% of comparable listings on $/TB.
—$188.97$47.24/TB - eBayNewSeller risk: lowAverage pricefor this drive· 37
Why this DealScore? (37/100 — Average price for this drive)▾
DealScore rates only whether the price is good right now (0–100), and only for this drive: it blends this listing's own price history with the other live listings of the same model. It is not a comparison against other drives — the $/TB badge does that — and use-case fit (NAS-Safe) and seller risk are scored separately.
Price assessment only — not a compatibility or reliability recommendation.
- Historical price position50/100×60%
7 price points
- Market price position17/100×40%
3 comparable listings
$47.25/TB — cheaper than 50% of its own price history; beats 17% of comparable listings on $/TB.
flat · 7 snapshots$188.99$47.25/TB
Prices snapshotted daily. See our scoring methodology.