The ecosystem may give you a choice in size, but that has an impact on power. Take the Tipo, woeful screen and battery life as well as being desperately underpo

The ecosystem may give you a choice in size, but that has an impact on power. Take the Tipo, woeful screen and battery life as well as being desperately underpowered. So, no, there isn't really a choice. If you want a useable device, these days you are looking at 4" plus.