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Exos (Mozaic platform) vs Ultrastar DC HC670

RANKED BY CAPACITY PER DRIVE #1 VS #7 CHECKED 06 SEPT 2026

Side by side

Verdict

Exos (Mozaic platform) ranks #1 of 14 on Capacity per drive (32 TB); Ultrastar DC HC670 ranks #7 (26 TB).

Rank 01 of 14 · leads

Exos (Mozaic platform)

Capacity per drive

32 TB

MakerSeagate

Date2026

Verified04 Sept 2026

Evidence

Seagate Exos product page: "Up to 32 TB per drive". Exos datasheet lists CMR 32 TB model ST32000NM004K. Official Seagate blog 12 Jan 2026 confirms 32TB CMR Exos is shipping.

Rank 07 of 14

Ultrastar DC HC670

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 (Mozaic platform) matchups

Source Manufacturer product pages and datasheets (Seagate Exos / IronWolf Pro, Western Digital Ultrastar DC HC690 / HC680 / HC670 / HC580,… Last checked 06 Sept 2026

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