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Compare storage performance

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

Model A

samsung SM-G998U1

256 GB · Android

Sample count: 4

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Model B

vivo V2364A

512 GB · Android

Sample count: 1

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Your comparison

Storage performance

Swap A & B

Sequential read

MiB/s · higher is faster
A samsung SM-G998U1 · 256 GB1,307.04
B vivo V2364A · 512 GB1,306.12

B is 0.07% lower than A

Sequential write

MiB/s · higher is faster
A samsung SM-G998U1 · 256 GB396.07
B vivo V2364A · 512 GB786.48

B is 98.57% higher than A

4 KiB random read

MiB/s · higher is faster
A samsung SM-G998U1 · 256 GB43.15
B vivo V2364A · 512 GB33.63

B is 22.05% lower than A

4 KiB random write

MiB/s · higher is faster
A samsung SM-G998U1 · 256 GB39.13
B vivo V2364A · 512 GB43.01

B is 9.92% higher than A

Configuration details

DetailA · samsung SM-G998U1 · 256 GBB · vivo V2364A · 512 GB
PlatformAndroidAndroid
Sample count41
Latest measurement2026-05-242024-06-10
Random read IOPS11,0458,610
Random write IOPS10,01711,011
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