fio comparisons
fio is compared head-to-head with CrystalDiskMark, HD Tune Pro and AJA System Test and more: 7 head-to-heads in Disk Benchmark Software, each with the specs and prices we checked.
fio head-to-head
- fio vs CrystalDiskMark
- fio vs HD Tune Pro
- fio vs AJA System Test
- fio vs DiskSpd
- fio vs Modern FS Benchmark
- fio vs Filebench
- fio vs AS SSD Benchmark
fio vs each of them
| # | Tool | Free plan | Paid from | Random I/O tests | Sequential tests | IOPS measurement | Latency measurement | Score |
|---|---|---|---|---|---|---|---|---|
| 2 | fio | Yes | Free | Yes | Yes | Yes | Yes | 8.8 |
| 1 | CrystalDiskMark | Yes | Free | 9.0 | ||||
| 3 | HD Tune Pro | No | $29.95/user one-time | Yes | Yes | Yes | 8.5 | |
| 4 | AJA System Test | Yes | Free | 8.4 | ||||
| 5 | DiskSpd | Yes | Free | Yes | Yes | Yes | Yes | 7.8 |
| 6 | Modern FS Benchmark | Yes | Free | Yes | Yes | Yes | Yes | 7.7 |
| 7 | Filebench | Yes | Free | Yes | Yes | Yes | Yes | 7.6 |
| 8 | AS SSD Benchmark | Yes | Free | Yes | Yes | Yes | Yes | 7.5 |
Compare fio with any disk benchmark
These are the matchups our editors wrote up. The compare tool pairs fio with any other product in Disk Benchmark Software — and up to four at once — from the same checked specs.
Compare fio with any tool side by side →
Every disk benchmark software head-to-head →
Our full fio verdict, pricing and fact sheet →
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Compared by iTechGuides Editors · Editorial team · Updated Oct 2026
Last updated · How we research and update