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Storage performance
Sequential read
MiB/s · higher is fasterSame measured average
Sequential write
MiB/s · higher is fasterB is 24.57% lower than A
4 KiB random read
MiB/s · higher is fasterB is 17.91% lower than A
4 KiB random write
MiB/s · higher is fasterB is 8.11% lower than A
Configuration details
| Detail | A · NEO-J5-SSD-256GB · 238 GB | B · Xiaomi 2201117SG · 128 GB |
|---|---|---|
| Platform | Windows | Android |
| Sample count | 2 | 1 |
| Latest measurement | 2023-11-08 | 2026-05-13 |
| Random read IOPS | 10,064 | 8,262 |
| Random write IOPS | 9,717 | 8,929 |
| 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.