NAS hard drives / Comparison

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New internal 3.5-inch SATA hard drives for US NAS buyers. Enclosures, SSD cache and tested interoperability are separate buying tasks.

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Documented specifications and exact purchase packages
Compare the details	Red Plus WD60EFPX (6 TB) (US single drive)	IronWolf ST8000VN004 (8 TB) (US single drive)
Community reviews	No community reviews yet. Purchase packages of the same model share one community score. Read all reviews Write a review	No community reviews yet. Purchase packages of the same model share one community score. Read all reviews Write a review
US purchase package	WD60EFPX, 6 TB, new single internal drive; not recertified, used, a multi-pack or a NAS enclosure. Product & sources Select the exact part number and capacity. A different suffix, condition or seller can change the hardware and warranty scope. No enclosure, drive-pair compatibility result, current price or available-stock claim is included. Confirm any cables or mounting accessories with the seller. Source · 2026-10-13 Western Digital: WD60EFPX exact-model specificationsChecked 2026-10-13. We reviewed the official page text on the check date. Checkout options were not verified.	ST8000VN004, 8 TB, new single internal drive; not recertified, used, a multi-pack or a NAS enclosure. Product & sources Select the exact part number and capacity. A different suffix, condition or seller can change the hardware and warranty scope. No enclosure, drive-pair compatibility result, current price or available-stock claim is included. Confirm any cables or mounting accessories with the seller. Sources · 2026-10-13 Seagate: ST8000VN004 exact-model specificationsChecked 2026-10-13. Read the original source and its check date before relying on this value.B&H Photo Video: ST8000VN004 US seller selectionChecked 2026-10-13. Read the original source and its check date before relying on this value.
Where to buy	Select: WD60EFPX, 6 TB, new single internal drive; not recertified, used, a multi-pack or a NAS enclosure. View at Western Digital — Red Plus WD60EFPX (6 TB) (US single drive); opens in a new tab The link may open several packages. Check current price and availability with the seller. Opens in a new tab.	Select: ST8000VN004, 8 TB, new single internal drive; not recertified, used, a multi-pack or a NAS enclosure. View at B&H Photo Video — IronWolf ST8000VN004 (8 TB) (US single drive); opens in a new tab The link may open several packages. Check current price and availability with the seller. Opens in a new tab.
Nominal capacity Manufacturer capacity of the exact drive model. Formatting, storage layout and system overhead reduce usable capacity; a mirror does not add both drive capacities.	6 TB Source · 2026-10-13 Western Digital: WD60EFPX exact-model specificationsChecked 2026-10-13. We reviewed the official page text on the check date. Checkout options were not verified.	8 TB Source · 2026-10-13 Seagate: ST8000VN004 exact-model specificationsChecked 2026-10-13. Read the original source and its check date before relying on this value.
Physical format and interface Documented drive size and connection family. Check the NAS bay and interface. SATA hardware alone does not establish an approved drive and firmware pairing.	3.5-inch SATA Source · 2026-10-13 Western Digital: WD60EFPX exact-model specificationsChecked 2026-10-13. We reviewed the official page text on the check date. Checkout options were not verified.	3.5-inch SATA Source · 2026-10-13 Seagate: ST8000VN004 exact-model specificationsChecked 2026-10-13. Read the original source and its check date before relying on this value.
Recording method The recording method explicitly stated for this part number. CMR is a recording technology, not a measured reliability score or a NAS compatibility certificate.	CMR Source · 2026-10-13 Western Digital: WD60EFPX exact-model specificationsChecked 2026-10-13. We reviewed the official page text on the check date. Checkout options were not verified.	CMR Source · 2026-10-13 Seagate: ST8000VN004 exact-model specificationsChecked 2026-10-13. Read the original source and its check date before relying on this value.
Spindle speed Manufacturer-reported rotational speed for the exact capacity and model. Do not transfer a speed from another capacity in the same family or use RPM alone to predict noise or application performance.	5400 rpm Source · 2026-10-13 Western Digital: WD60EFPX exact-model specificationsChecked 2026-10-13. We reviewed the official page text on the check date. Checkout options were not verified.	7200 rpm Source · 2026-10-13 Seagate: ST8000VN004 exact-model specificationsChecked 2026-10-13. Read the original source and its check date before relying on this value.
Drive cache Cache capacity listed for the exact model. Cache size does not measure sustained file-transfer speed; similarly named drives may use different cache capacities.	256 MB Source · 2026-10-13 Western Digital: WD60EFPX exact-model specificationsChecked 2026-10-13. We reviewed the official page text on the check date. Checkout options were not verified.	256 MB Source · 2026-10-13 Seagate: ST8000VN004 exact-model specificationsChecked 2026-10-13. Read the original source and its check date before relying on this value.
Rated annual workload The manufacturer annual workload rating, not a lifetime write allowance. Keep the source definition and operating conditions. A higher rating does not guarantee a longer life or replace a backup.	180 TB/year Source · 2026-10-13 Western Digital: WD60EFPX exact-model specificationsChecked 2026-10-13. We reviewed the official page text on the check date. Checkout options were not verified.	180 TB/year Source · 2026-10-13 Seagate: ST8000VN004 exact-model specificationsChecked 2026-10-13. Read the original source and its check date before relying on this value.
Limited warranty term Published manufacturer limited-warranty duration for the reviewed new-drive scope. Check seller, condition, region and serial-number eligibility; used, refurbished and OEM offers can have different coverage.	3 yearsLimited manufacturer warranty; verify the eligibility of the delivered new-drive serial number and seller. Source · 2026-10-13 Western Digital: WD60EFPX exact-model specificationsChecked 2026-10-13. We reviewed the official page text on the check date. Checkout options were not verified.	3 yearsLimited manufacturer warranty; verify the eligibility of the delivered new-drive serial number and seller. Source · 2026-10-13 Seagate: ST8000VN004 exact-model specificationsChecked 2026-10-13. Read the original source and its check date before relying on this value.
Published maximum transfer rate A source-specific maximum sequential or sustained transfer figure. Manufacturer methods differ. This is not a CompareFoundry benchmark, network rate or guaranteed speed throughout the disk.	180 MB/sManufacturer maximum for this exact part; not a measured NAS or network result. Source · 2026-10-13 Western Digital: WD60EFPX exact-model specificationsChecked 2026-10-13. We reviewed the official page text on the check date. Checkout options were not verified.	210 MB/sManufacturer maximum for this exact part; not a measured NAS or network result. Source · 2026-10-13 Seagate: ST8000VN004 exact-model specificationsChecked 2026-10-13. Read the original source and its check date before relying on this value.
Drive weight The published weight of the drive, not its shipping package. Use the NAS installation instructions; a weight figure does not describe operating clearance, vibration or supplied mounting hardware.	750 g Source · 2026-10-13 Western Digital: WD60EFPX exact-model specificationsChecked 2026-10-13. We reviewed the official page text on the check date. Checkout options were not verified.	720 g Source · 2026-10-13 Seagate: ST8000VN004 exact-model specificationsChecked 2026-10-13. Read the original source and its check date before relying on this value.
Verified NAS and firmware pairing An exact enclosure, drive and firmware compatibility result, when separately established. An unknown entry means this catalogue has not established the pairing. It does not mean that the drive is incompatible.	Not verified We have not verified this value. It is not a confirmed no or zero. Check the original source or ask the manufacturer if it affects your choice. No exact NAS model, operating-system version and drive-firmware pairing was established in this category review.	Not verified We have not verified this value. It is not a confirmed no or zero. Check the original source or ask the manufacturer if it affects your choice. No exact NAS model, operating-system version and drive-firmware pairing was established in this category review.
Questions to check before buying	Read the source notes for the exact package and operating conditions.	Read the source notes for the exact package and operating conditions.

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