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Compare storage performance

Choose two Models, then select Compare. You can compare different storage capacities.

Model A

OPPO PGJM10

128 GB · Android

Sample count: 3

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Model B

samsung SM-T865

256 GB · Android

Sample count: 2

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Your comparison

Storage performance

Swap A & B

Sequential read

MiB/s · higher is faster
A OPPO PGJM10 · 128 GB1,156.69
B samsung SM-T865 · 256 GB1,157.39

B is 0.06% higher than A

Sequential write

MiB/s · higher is faster
A OPPO PGJM10 · 128 GB700.12
B samsung SM-T865 · 256 GB337.51

B is 51.79% lower than A

4 KiB random read

MiB/s · higher is faster
A OPPO PGJM10 · 128 GB48.26
B samsung SM-T865 · 256 GB36.29

B is 24.81% lower than A

4 KiB random write

MiB/s · higher is faster
A OPPO PGJM10 · 128 GB34.28
B samsung SM-T865 · 256 GB31.81

B is 7.22% lower than A

Configuration details

DetailA · OPPO PGJM10 · 128 GBB · samsung SM-T865 · 256 GB
PlatformAndroidAndroid
Sample count32
Latest measurement2026-03-112024-04-07
Random read IOPS12,3549,289
Random write IOPS8,7778,143
All capacitiesView 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.

How the tests work · Browse all results