A new study by OpenSignal published today looks at the mobile performance of the most popular iPhones dating back to 2013. While not too surprising in the findings, it nails exactly what average speeds each model sees , how much older iPhone owners are missing out, how much iPhone mobile speeds have grown over the years, and some other interesting details.
For those with and iPhone 5s, 6 or 6 Plus, the research shows that these models are capable of about half of the mobile speeds of the new iPhone XS and XS Max.
Another interesting treat was that the iPhone mobile performance didn't really change between 2015-2017 from the iPhone 6s and 6s Plus until the iPhone 8 and 8 as well. Finally watched a bump in with the iPhone X release and another boost with the iPhone XS and XS Max.
Here are the numbers of average American mobile speeds on the iPhone model:
As for the newer iPhones, the numbers match up with the device's specifications, with the iPhone XR coming a little slower than X, XS and XS Max, which has several compatible modems. For the iPhone9 Series in 2019, the next generation of iPhone XR can fit the iPhone 11 with cellular performance.
In terms of upload speeds, XR almost matched X, but was still farther behind XS and XS Max, as expected
For the iPhone mobile performance has grown Over the years, OpenSignal shared a graph that highlights 83% growth from the iPhone 5s and 6 to today's selection.