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Compare storage performance

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

Model A

MacBookPro17,1

228 GB · macOS

Sample count: 13

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Model B

MacBookPro15,1

465 GB · macOS

Sample count: 2

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Your comparison

Storage performance

Swap A & B

Sequential read

MiB/s · higher is faster
A MacBookPro17,1 · 228 GB2,716.00
B MacBookPro15,1 · 465 GB2,736.79

B is 0.77% higher than A

Sequential write

MiB/s · higher is faster
A MacBookPro17,1 · 228 GB1,738.64
B MacBookPro15,1 · 465 GB1,368.13

B is 21.31% lower than A

4 KiB random read

MiB/s · higher is faster
A MacBookPro17,1 · 228 GB43.14
B MacBookPro15,1 · 465 GB38.82

B is 10.03% lower than A

4 KiB random write

MiB/s · higher is faster
A MacBookPro17,1 · 228 GB32.27
B MacBookPro15,1 · 465 GB188.42

B is 483.91% higher than A

Configuration details

DetailA · MacBookPro17,1 · 228 GBB · MacBookPro15,1 · 465 GB
PlatformmacOSmacOS
Sample count132
Latest measurement2026-05-202026-08-23
Random read IOPS11,0459,937
Random write IOPS8,26148,234
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