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Ultrastar DC HC680 vs Exos X24

RANKED BY CAPACITY PER DRIVE #6 VS #9 CHECKED 06 SEPT 2026

Side by side

Verdict

Ultrastar DC HC680 ranks #6 of 14 on Capacity per drive (28 TB); Exos X24 ranks #9 (24 TB).

Rank 06 of 14 · leads

Ultrastar DC HC680

Capacity per drive

28 TB

MakerWestern Digital

Date2025

Verified04 Sept 2026

Evidence

WD Ultrastar DC HC680 product page and official datasheet: UltraSMR capacities 28 / 27 / 26 TB. This row uses the 28 TB SKU. Recording technology is SMR; formatted capacity is still the published number.

Rank 09 of 14

Exos X24

Capacity per drive

24 TB

MakerSeagate

Date2025

Verified04 Sept 2026

Evidence

Seagate Exos datasheet: EXOS 24 TB / Exos X24, models including ST24000NM002H. CMR. Tied on capacity with Toshiba MG11 and WD HC580.

Try another pair

More Ultrastar DC HC680 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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