Compare · Storage
IronWolf Pro vs Ultrastar DC HC670
RANKED BY CAPACITY PER DRIVE
#3 VS #7
CHECKED 06 SEPT 2026
Side by side
Verdict
IronWolf Pro ranks #3 of 14 on Capacity per drive (32 TB); Ultrastar DC HC670 ranks #7 (26 TB).
Rank 03 of 14 · leads
Capacity per drive
32 TB
MakerSeagate
Date2026
Verified04 Sept 2026
Evidence
Seagate IronWolf Pro product page: "up to 32TB of massive capacity". Same 32 TB CMR point as Exos, in Seagate's NAS line. Official Seagate announcement confirms 32 TB IronWolf Pro is shipping.Rank 07 of 14
Capacity per drive
26 TB
MakerWestern Digital
Date2024
Verified04 Sept 2026
Evidence
WD product page titled "26TB Ultrastar DC HC670 Data Center Hard Drive". Recording technology listed as SMR / UltraSMR.Try another pair
More IronWolf Pro matchups
- IronWolf Pro vs Exos (Mozaic platform)
- IronWolf Pro vs Ultrastar DC HC690
- IronWolf Pro vs Exos 30 TB
- IronWolf Pro vs Exos 28 TB
- IronWolf Pro vs Ultrastar DC HC680
- IronWolf Pro vs MG11
- IronWolf Pro vs Exos X24
- IronWolf Pro vs Ultrastar DC HC580
- IronWolf Pro vs MG10F
- IronWolf Pro vs MG10
- IronWolf Pro vs MG09
- IronWolf Pro vs MG08
Source Manufacturer product pages and datasheets (Seagate Exos / IronWolf Pro, Western Digital Ultrastar DC HC690 / HC680 / HC670 / HC580,…
Last checked 06 Sept 2026