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Compare storage performance

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

Model A

samsung SM-S908E

256 GB · Android

Sample count: 274

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Model B

samsung SM-X706B

256 GB · Android

Sample count: 6

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Your comparison

Storage performance

Swap A & B

Sequential read

MiB/s · higher is faster
A samsung SM-S908E · 256 GB1,436.80
B samsung SM-X706B · 256 GB1,436.36

B is 0.03% lower than A

Sequential write

MiB/s · higher is faster
A samsung SM-S908E · 256 GB546.01
B samsung SM-X706B · 256 GB573.18

B is 4.98% higher than A

4 KiB random read

MiB/s · higher is faster
A samsung SM-S908E · 256 GB38.15
B samsung SM-X706B · 256 GB40.56

B is 6.33% higher than A

4 KiB random write

MiB/s · higher is faster
A samsung SM-S908E · 256 GB34.18
B samsung SM-X706B · 256 GB32.34

B is 5.37% lower than A

Configuration details

DetailA · samsung SM-S908E · 256 GBB · samsung SM-X706B · 256 GB
PlatformAndroidAndroid
Sample count2746
Latest measurement2026-09-092024-03-17
Random read IOPS9,76610,384
Random write IOPS8,7498,279
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