Cheap iPhone SE 2nd generation and iPhone 11 - differences

What are the differences between released cheap iPhone SE 2nd generation and iPhone 11 ? Is iPhone SE 2 based on recent technologies ? What makes it so cheap ?

iPhone SE 2nd generation is cheaper, because it is not as good as iPhone 11. The main differences between these phones are, that iPhone SE 2 is lighter, has smaller display with similar pixel density, has lower battery capacity and only 3 GB of RAM. There are also other differences like number of cameras, camera quality etc.