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Models with the most samples
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Storage performance
Sequential read
MiB/s · higher is fasterB is 0.13% higher than A
Sequential write
MiB/s · higher is fasterB is 24.34% lower than A
4 KiB random read
MiB/s · higher is fasterB is 21.11% higher than A
4 KiB random write
MiB/s · higher is fasterB is 65.71% higher than A
Configuration details
| Detail | A · realme RMX3850 · 256 GB | B · Xiaomi 2311DRK48C · 512 GB |
|---|---|---|
| Platform | Android | Android |
| Sample count | 4 | 19 |
| Latest measurement | 2024-11-01 | 2026-07-25 |
| Random read IOPS | 15,864 | 19,214 |
| Random write IOPS | 9,804 | 16,246 |
| 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.