Android upgrade downslide: 4 years of damning data in 3 crazy charts
Android upgrades have been a source of frustration for years now — but it's rare to get a glimpse at just how extensively the various manufacturers' performance has been degrading over the past few years.
I've been tracking Android upgrade progress closely since the platform's earliest days. Each year, I publish the results in an Android Upgrade Report Card that measures how long different device-makers take to get the most recent major Android OS update onto their current and previous-gen flagship phones (using the first availability of the software in the U.S. as a metric).