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Model B

MacBookPro18,4

926 GB · macOS

Sample count: 3

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Your comparison

Storage performance

Swap A & B

Sequential read

MiB/s · higher is faster
A Mac16,5 · 926 GB5,675.10
B MacBookPro18,4 · 926 GB5,688.04

B is 0.23% higher than A

Sequential write

MiB/s · higher is faster
A Mac16,5 · 926 GB2,313.45
B MacBookPro18,4 · 926 GB2,262.17

B is 2.22% lower than A

4 KiB random read

MiB/s · higher is faster
A Mac16,5 · 926 GB34.93
B MacBookPro18,4 · 926 GB38.92

B is 11.43% higher than A

4 KiB random write

MiB/s · higher is faster
A Mac16,5 · 926 GB29.24
B MacBookPro18,4 · 926 GB31.27

B is 6.92% higher than A

Configuration details

DetailA · Mac16,5 · 926 GBB · MacBookPro18,4 · 926 GB
PlatformmacOSmacOS
Sample count173
Latest measurement2025-10-082024-11-19
Random read IOPS8,9419,963
Random write IOPS7,4868,004
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