Although the theoretical limit is higher I think 25 mbps ± a few is what you can expect in most of the world.
Here are some speed tests by country https://www.opensignal.com/reports/2018/02/state-of-lte
Here are some speed tests by country https://www.opensignal.com/reports/2018/02/state-of-lte
the average results are off for Serbia. Our regulatory body for electronic communications does mandatory speed and quality testing for 4G networks of all 3 cell providers, and the results:
http://benchmark.ratel.rs/public/lp2018/src/measurement-scop...
Show that the maximum speed is 90 Mb/s and minimum speed is ~40-50 Mb/s. This is a chart for big cities, however, here are real-life some results:
That said, my plan has a limit of 2GB a month (which is rather low; most people have around 7-10GB), so I can use a month of usage in less than three minutes.