Side by side

Compare storage performance

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

Model A

Xiaomi 24069RA21C

256 GB · Android

Sample count: 61

Change Model

Model B

AYANEO Pocket DS

1024 GB · Android

Sample count: 4

Change Model

Both Models are ready.

Your comparison

Storage performance

Swap A & B

Sequential read

MiB/s · higher is faster
A Xiaomi 24069RA21C · 256 GB2,173.40
B AYANEO Pocket DS · 1024 GB2,169.24

B is 0.19% lower than A

Sequential write

MiB/s · higher is faster
A Xiaomi 24069RA21C · 256 GB1,082.45
B AYANEO Pocket DS · 1024 GB899.55

B is 16.90% lower than A

4 KiB random read

MiB/s · higher is faster
A Xiaomi 24069RA21C · 256 GB56.76
B AYANEO Pocket DS · 1024 GB65.65

B is 15.66% higher than A

4 KiB random write

MiB/s · higher is faster
A Xiaomi 24069RA21C · 256 GB40.26
B AYANEO Pocket DS · 1024 GB52.08

B is 29.37% higher than A

Configuration details

DetailA · Xiaomi 24069RA21C · 256 GBB · AYANEO Pocket DS · 1024 GB
PlatformAndroidAndroid
Sample count614
Latest measurement2026-08-052026-05-31
Random read IOPS14,53016,805
Random write IOPS10,30613,333
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