Compare drives
Side-by-side comparisons of the drive families we test and sell, with a short verdict, a spec table, which to pick for which build, and our own test data and stock for each model.
Seagate Exos X16 vs X18: which to buy used
Seagate Exos X16 vs X18 side by side: capacities, cache, workload, power and part numbers, with our tested units, hours and live stock for each.
WD Ultrastar HC530 vs HC550 vs HC570
WD Ultrastar DC HC530, HC550 and HC570 compared: capacity, platters, recording, transfer and part numbers, with our tested units and live stock.
Used enterprise drive vs new NAS drive
Five-year cost per TB of a used enterprise drive vs a new NAS drive, with dated example prices, power, workload rating, warranty and noise compared.
Atomic Racks vs ServerPartDeals vs goHardDrive
What you get from Atomic Racks, ServerPartDeals and goHardDrive: test reports, hours disclosure, sanitization, warranty and returns, as of November 2026.