THERMOHAMMER Get the app

iPhone 14 Pro Max vs iPhone 15 Pro Max

iOS

iPhone 14 Pro Max

80.8%speed held · 5 min · multi-thread
VS
iOS

iPhone 15 Pro Max

82.5%speed held · 5 min · multi-thread

iPhone 15 Pro Max holds its speed better under sustained load

80.8% against 82.5% of full speed

Under sustained load

iPhone 15 Pro Max keeps 82.5% of its speed, iPhone 14 Pro Max 80.8%.

Throughput ribbonshare of full speed over time
Throughput over time: iPhone 14 Pro Max against iPhone 15 Pro Max25%50%75%100%0:001:002:003:004:005:00Throughput over time: iPhone 14 Pro Max against iPhone 15 Pro Max25%50%75%100%0:001:002:003:004:005:00
iPhone 14 Pro MaxMeasureiPhone 15 Pro Max
5 min · multi-threadTest5 min · multi-thread
1.90 GIPSFastest sample1.90 GIPS
1.53 GIPSSecond-half average1.57 GIPS
74%Lowest 5-second average79%
FairHottest state reportedNominal

The devices

iPhone 14 Pro MaxMeasureiPhone 15 Pro Max
iOSPlatformiOS
–Chip–
–GPU–
iOS 26.5.2OSiOS 26.6.1

iPhone 14 Pro Max iPhone 15 Pro Max

Where does yours land?

Run the benchmark on your own device and compare it with either of these in the app.

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