Weekly notes on capacity moves, current best-value drives, market lows, and original storage-pricing findings from the ListofDisks dataset.
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Each issue is public and indexable so the findings can compound over time.
This week's read: 18TB still leads the index, and its median rose 46.7% since the prior issue. The sharpest named row is Seagate Exos ST28000NM000C 28TB recert at ServerPartDeals for $610.00 ($21.79/TB); capacity tiers explain market shape, while listing rows show what is actually buyable. Data through Jun 12, 2026.
This week's read: capacity medians and buyable listings split. 18TB is the best capacity tier by median $/TB, while the sharpest named row is Seagate Exos ST28000NM000C 28TB recert at ServerPartDeals for $610.00 ($21.79/TB). Capacity tiers are index medians; named rows are current buyable listings with condition data. Data through Jun 5, 2026.
This week's read: capacity medians and buyable listings split. 18TB is the best capacity tier by median $/TB, while the sharpest named row is Seagate Exos ST28000NM000C 28TB recert at ServerPartDeals for $610.00 ($21.79/TB). Capacity tiers are index medians; named rows are current buyable listings with condition data. Data through May 29, 2026.
This week's read: capacity medians and buyable listings split. 22TB is the best capacity tier by median $/TB, while the sharpest named row is Seagate Expansion STKP16000400 16TB new at BestBuy for $317.99 ($19.87/TB). Capacity tiers are index medians; named rows are current buyable listings with condition data. Data through May 19, 2026.
This week's read: the index signal is large-capacity HDDs. 20TB is the best capacity tier by median $/TB, while the sharpest named row is Seagate Expansion STKP16000400 16TB new at BestBuy for $294.14 ($18.38/TB). Capacity tiers are index medians; named rows are current buyable listings with condition data. Data through May 15, 2026.
This week's read: 25TB is the best capacity tier by median $/TB, while the sharpest named row is Seagate ST26000NM000C 26TB recert CMR at B&H Photo Video for $399.99 ($15.38/TB). Data through 2026-05-08.
This week's read: 28TB is the best capacity tier by median $/TB, while the sharpest named row is a recertified 26TB Seagate enterprise CMR drive. Data through April 29, 2026.