THERMOHAMMER Get the app

iPhone 11 vs iPhone 15

iOS

iPhone 11

77.5%speed held · 5 min · multi-thread
VS
iOS

iPhone 15

77.3%speed held · 5 min · multi-thread

Dead heat: both hold their speed equally well

77.5% against 77.3% of full speed

Under sustained load

Both hold their speed about equally: 77.5% and 77.3%.

Throughput ribbonshare of full speed over time
Throughput over time: iPhone 11 against iPhone 1525%50%75%100%0:001:002:003:004:005:00Throughput over time: iPhone 11 against iPhone 1525%50%75%100%0:001:002:003:004:005:00
iPhone 11MeasureiPhone 15
5 min · multi-threadTest5 min · multi-thread
1.20 GIPSFastest sample1.82 GIPS
0.93 GIPSSecond-half average1.41 GIPS
65%Lowest 5-second average76%
SeriousHottest state reportedSerious

The devices

iPhone 11MeasureiPhone 15
iOSPlatformiOS
–Chip–
–GPU–
iOS 27.0OSiOS 27.0.1

iPhone 11 iPhone 15

Where does yours land?

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

Get it onGoogle Play Download on theApp Store Windows: on its way to the Microsoft Store