Side by side

Compare storage performance

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

Model B

iPad17,2(iPad17,2)

1024 GB · iOS

Sample count: 101

Change Model

Both Models are ready.

Your comparison

Storage performance

Swap A & B

Sequential read

MiB/s · higher is faster
A Mac14,5 · 1858 GB5,197.97
B iPad17,2(iPad17,2) · 1024 GB5,207.99

B is 0.19% higher than A

Sequential write

MiB/s · higher is faster
A Mac14,5 · 1858 GB3,240.51
B iPad17,2(iPad17,2) · 1024 GB1,682.13

B is 48.09% lower than A

4 KiB random read

MiB/s · higher is faster
A Mac14,5 · 1858 GB36.71
B iPad17,2(iPad17,2) · 1024 GB52.75

B is 43.71% higher than A

4 KiB random write

MiB/s · higher is faster
A Mac14,5 · 1858 GB29.77
B iPad17,2(iPad17,2) · 1024 GB41.01

B is 37.75% higher than A

Configuration details

DetailA · Mac14,5 · 1858 GBB · iPad17,2(iPad17,2) · 1024 GB
PlatformmacOSiOS
Sample count1101
Latest measurement2025-08-192026-05-25
Random read IOPS9,39713,504
Random write IOPS7,62010,497
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