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Compare storage performance

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

Model A

realme RMX1991

128 GB · Android

Sample count: 1

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Model B

OnePlus GM1905

256 GB · Android

Sample count: 1

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Your comparison

Storage performance

Swap A & B

Sequential read

MiB/s · higher is faster
A realme RMX1991 · 128 GB472.32
B OnePlus GM1905 · 256 GB472.32

Same measured average

Sequential write

MiB/s · higher is faster
A realme RMX1991 · 128 GB133.47
B OnePlus GM1905 · 256 GB90.30

B is 32.35% lower than A

4 KiB random read

MiB/s · higher is faster
A realme RMX1991 · 128 GB27.30
B OnePlus GM1905 · 256 GB16.31

B is 40.25% lower than A

4 KiB random write

MiB/s · higher is faster
A realme RMX1991 · 128 GB8.73
B OnePlus GM1905 · 256 GB5.07

B is 41.92% lower than A

Configuration details

DetailA · realme RMX1991 · 128 GBB · OnePlus GM1905 · 256 GB
PlatformAndroidAndroid
Sample count11
Latest measurement2024-02-242024-03-18
Random read IOPS6,9904,176
Random write IOPS2,2341,297
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