As you might guess from the name, a novelty in phones became 4G support. The models also support VoLTE and HD technology for calls.
The cases of both phones are made of polycarbonate. Nokia 215 4G and 225 4G have FM radio, LED flashlight and microSD slot.
The Nokia 225 4G also has a VGA camera on the back. Compared to Nokia 215 4G, this model has the advantage of a more energy efficient processor.