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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% higher than A
Sequential write
MiB/s · higher is fasterB is 62.41% lower than A
4 KiB random read
MiB/s · higher is fasterB is 74.45% lower than A
4 KiB random write
MiB/s · higher is fasterB is 40.01% higher than A
Configuration details
| Detail | A · OPPO OPD2419 · 128 GB | B · ADATA SU630 · 223 GB |
|---|---|---|
| Platform | Android | Windows |
| Sample count | 2 | 1 |
| Latest measurement | 2026-05-22 | 2023-08-23 |
| Random read IOPS | 10,264 | 2,622 |
| Random write IOPS | 8,479 | 11,872 |
| 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.