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Models with the most samples
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Storage performance
Sequential read
MiB/s · higher is fasterB is 0.37% higher than A
Sequential write
MiB/s · higher is fasterB is 116.54% higher than A
4 KiB random read
MiB/s · higher is fasterB is 19.19% lower than A
4 KiB random write
MiB/s · higher is fasterB is 105.61% higher than A
Configuration details
| Detail | A · samsung SM-G955U · 64 GB | B · iPhone 11 Pro Max(iPhone12,5) · 64 GB |
|---|---|---|
| Platform | Android | iOS |
| Sample count | 1 | 95 |
| Latest measurement | 2024-08-28 | 2026-08-08 |
| Random read IOPS | 6,517 | 5,266 |
| Random write IOPS | 1,317 | 2,708 |
| 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.