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Storage performance
Sequential read
MiB/s · higher is fasterB is 0.06% lower than A
Sequential write
MiB/s · higher is fasterB is 23.63% lower than A
4 KiB random read
MiB/s · higher is fasterB is 3.53% lower than A
4 KiB random write
MiB/s · higher is fasterB is 86.94% lower than A
Configuration details
| Detail | A · vivo V2059 · 128 GB | B · samsung SM-G965F · 128 GB |
|---|---|---|
| Platform | Android | Android |
| Sample count | 3 | 9 |
| Latest measurement | 2026-07-07 | 2024-05-24 |
| Random read IOPS | 5,163 | 4,981 |
| Random write IOPS | 4,190 | 547 |
| 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.