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Models with the most samples
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Storage performance
Sequential read
MiB/s · higher is fasterB is 0.18% higher than A
Sequential write
MiB/s · higher is fasterB is 21.23% higher than A
4 KiB random read
MiB/s · higher is fasterB is 50.72% lower than A
4 KiB random write
MiB/s · higher is fasterB is 13.40% lower than A
Configuration details
| Detail | A · Xiaomi 2512BPNDAC · 1024 GB | B · SAMSUNG MZVLB512HAJQ-000L7 · 476 GB |
|---|---|---|
| Platform | Android | Windows |
| Sample count | 3 | 3 |
| Latest measurement | 2026-04-29 | 2023-05-05 |
| Random read IOPS | 24,544 | 12,096 |
| Random write IOPS | 25,467 | 22,054 |
| 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.