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Models with the most samples
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Storage performance
Sequential read
MiB/s · higher is fasterB is 0.60% lower than A
Sequential write
MiB/s · higher is fasterB is 166.04% higher than A
4 KiB random read
MiB/s · higher is fasterB is 291.46% higher than A
4 KiB random write
MiB/s · higher is fasterB is 28.58% lower than A
Configuration details
| Detail | A · ADATA SU630 · 223 GB | B · OPPO OPD2419 · 128 GB |
|---|---|---|
| Platform | Windows | Android |
| Sample count | 1 | 2 |
| Latest measurement | 2023-08-23 | 2026-05-22 |
| Random read IOPS | 2,622 | 10,264 |
| Random write IOPS | 11,872 | 8,479 |
| 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.