[Escapado]

To be a little more precise about the pricing:

O2 Unlimited:

- 32,99€/month for 4G/5G capped at 3mbit with unlimited data

- 42,99€/month for 4G/5G capped at 15mbit with unlimited data

- 62,99€/month for 4G/5G up to 500mbit with with unlimited data

Vodafone:

- 79,99€/month with 4G/5G up to 500mbit with unlimted data

Telekom:

- 84,99€/month with 4G/5G up to 500mbit with unlimited data

1und1:

- 49,99€/month with 4G/5G capped at 10mbit with unlimited data

- 69,99€/month with 4G/5G up to 500mbit with unlimited data

[r3drock]

Freenet Funk is offering unlimited data with 4G for 0.99€/day. Speeds are up to 250mbit.