Hard drive catalog
74 internal hard drives, hand-researched from official datasheets and manufacturer spec sheets — every model links to its sources.
26 shown · $ = price tracked
| HGST Ultrastar 7K6000 $HGST | SATA | 4TB, 6TB | 7200 RPM | 245 MB/s |
| Seagate BarraCuda 2.5-inch HDD $Seagate | SATA | 1TB, 2TB, 4TB | 5400 RPM | 140 MB/s |
| Seagate BarraCuda 3.5-inch HDD $Seagate | SATA | 1TB, 2TB, 4TB, 8TB | 7200 RPM | 210 MB/s |
| Seagate Exos X18 $Seagate | SATA | 16TB, 18TB | 7200 RPM | 270 MB/s |
| Seagate Exos X20 $Seagate | SATA | 20TB | 7200 RPM | 285 MB/s |
| Seagate IronWolf HDD $Seagate | SATA | 4TB, 8TB, 12TB | 5400 RPM | 202 MB/s |
| Seagate IronWolf Pro HDD $Seagate | SATA | 8TB, 12TB, 16TB, 20TB, 4TB | 7200 RPM | 255 MB/s |
| Seagate SkyHawk AI $Seagate | SATA | 8TB, 12TB, 16TB | 7200 RPM | 250 MB/s |
| Seagate SkyHawk HDD $Seagate | SATA | 4TB, 8TB | — | 180 MB/s |
| Toshiba L200 $Toshiba | SATA | 1TB, 2TB | 5400 RPM | 150 MB/s |
| Toshiba MG08 HDD $Toshiba | SATA | 8TB, 14TB, 16TB | 7200 RPM | 275 MB/s |
| Toshiba MG09 HDD $Toshiba | SATA | 18TB | 7200 RPM | 281 MB/s |
| Toshiba N300 HDD $Toshiba | SATA | 4TB, 8TB, 12TB, 16TB | 7200 RPM | 281 MB/s |
| Toshiba P300 $Toshiba | SATA | 2TB | 7200 RPM | 200 MB/s |
| Toshiba X300 HDD $Toshiba | SATA | 4TB, 8TB | 7200 RPM | 250 MB/s |
| WD Black HDD $Western Digital | SATA | 1TB, 2TB, 4TB, 6TB | 7200 RPM | 150 MB/s |
| WD Blue 2.5-inch HDD $Western Digital | SATA | 1TB, 2TB | 5400 RPM | 150 MB/s |
| WD Blue 3.5-inch HDD $Western Digital | SATA | 1TB, 2TB, 4TB, 6TB | 7200 RPM | 150 MB/s |
| WD Gold HDD $Western Digital | SATA | 4TB, 8TB, 10TB, 12TB, 16TB | 7200 RPM | 255 MB/s |
| WD Purple HDD $Western Digital | SATA | 2TB, 4TB, 8TB, 12TB | 5400 RPM | 145 MB/s |
| WD Purple Pro HDD $Western Digital | SATA | 12TB, 22TB | 7200 RPM | 267 MB/s |
| WD Red HDD $Western Digital | SATA | 2TB, 3TB, 4TB, 6TB | 5400 RPM | 180 MB/s |
| WD Red Plus HDD $Western Digital | SATA | 8TB, 10TB, 12TB | 5640 RPM | 215 MB/s |
| WD Red Pro HDD $Western Digital | SATA | 8TB, 12TB, 14TB, 16TB, 20TB | 7200 RPM | 267 MB/s |
| WD Ultrastar DC HC550 $Western Digital | SATA | 16TB, 18TB | 7200 RPM | 262 MB/s |
| WD Ultrastar DC HC560 $Western Digital | SATA | 20TB | 7200 RPM | 291 MB/s |
Guides for this category
How much hard drive you actually needWhat a mechanical drive is still for beside an SSD, how to size it for the pile you are offloading, and why a cheap high-capacity drive can be slow.Portable vs desktop hard driveWhat the enclosure decides between a bus-powered 2.5-inch drive and a mains-powered 3.5-inch one, and why an external listing carries fewer numbers.