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Models with the most samples
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Storage performance
Sequential read
MiB/s · higher is fasterB is 0.10% higher than A
Sequential write
MiB/s · higher is fasterB is 69.45% higher than A
4 KiB random read
MiB/s · higher is fasterB is 5.47% higher than A
4 KiB random write
MiB/s · higher is fasterB is 9.42% higher than A
Configuration details
| Detail | A · iPad Pro 11-inch Wi-Fi + Cellular(iPad8,3) · 256 GB | B · iPad Pro 12.9-inch (3rd generation) Wi-Fi + Cellular(iPad8,7) · 512 GB |
|---|---|---|
| Platform | iOS | iOS |
| Sample count | 84 | 20 |
| Latest measurement | 2026-06-09 | 2025-03-23 |
| Random read IOPS | 5,113 | 5,392 |
| Random write IOPS | 3,910 | 4,278 |
| 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.