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Models with the most samples
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Storage performance
Sequential read
MiB/s · higher is fasterB is 0.19% lower than A
Sequential write
MiB/s · higher is fasterB is 92.64% higher than A
4 KiB random read
MiB/s · higher is fasterB is 30.41% lower than A
4 KiB random write
MiB/s · higher is fasterB is 27.41% lower than A
Configuration details
| Detail | A · iPad17,2(iPad17,2) · 1024 GB | B · Mac14,5 · 1858 GB |
|---|---|---|
| Platform | iOS | macOS |
| Sample count | 101 | 1 |
| Latest measurement | 2026-05-25 | 2025-08-19 |
| Random read IOPS | 13,504 | 9,397 |
| Random write IOPS | 10,497 | 7,620 |
| All capacities | View Model → | View Model → |
Results checked · Speeds in MiB/s · About these measurements
Four tests. A clearer comparison.
Compare sequential and 4 KiB random read/write speeds side by side. Every option includes its Model, capacity and platform. You can compare 512 GB with 256 GB, including two capacities of the same Model.