Compare · Storage
Exos 30 TB vs Ultrastar DC HC670
RANKED BY CAPACITY PER DRIVE
#4 VS #7
CHECKED 06 SEPT 2026
Side by side
Verdict
Exos 30 TB ranks #4 of 14 on Capacity per drive (30 TB); Ultrastar DC HC670 ranks #7 (26 TB).
Rank 04 of 14 · leads
Capacity per drive
30 TB
MakerSeagate
Date2026
Verified04 Sept 2026
Evidence
Seagate Exos datasheet and spec listing: EXOS 30 TB, model ST30000NM004K. CMR.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 Exos 30 TB matchups
Source Manufacturer product pages and datasheets (Seagate Exos / IronWolf Pro, Western Digital Ultrastar DC HC690 / HC680 / HC670 / HC580,…
Last checked 06 Sept 2026