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Compare storage performance

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

Model A

Google Pixel 7

128 GB · Android

Sample count: 119

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Model B

OPPO CPH2743

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 Google Pixel 7 · 128 GB1,159.56
B OPPO CPH2743 · 256 GB1,159.71

B is 0.01% higher than A

Sequential write

MiB/s · higher is faster
A Google Pixel 7 · 128 GB204.12
B OPPO CPH2743 · 256 GB804.53

B is 294.14% higher than A

4 KiB random read

MiB/s · higher is faster
A Google Pixel 7 · 128 GB47.86
B OPPO CPH2743 · 256 GB42.00

B is 12.25% lower than A

4 KiB random write

MiB/s · higher is faster
A Google Pixel 7 · 128 GB46.21
B OPPO CPH2743 · 256 GB46.06

B is 0.31% lower than A

Configuration details

DetailA · Google Pixel 7 · 128 GBB · OPPO CPH2743 · 256 GB
PlatformAndroidAndroid
Sample count1192
Latest measurement2026-06-302025-10-21
Random read IOPS12,25310,752
Random write IOPS11,82911,792
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