The difference between the TechniSat DigitRadio 110 IR and the TechniSat DigitRadio 11 IR can be seen in several aspects:

## Design and size
- The DigitRadio 110 IR has a size of 13 x 9 x 4.5 centimetres, while specific dimensions for the DigitRadio 11 IR are not mentioned in the sources provided.

## Operation and control
- The DigitRadio 11 IR is controlled exclusively via the remote control or the Technisat app, as the device has no buttons. In contrast, there is no specific information about the operation of the DigitRadio 110 IR that would indicate that it is significantly different.

## Connections and features
- Both devices offer similar connections such as RCA audio cables and optical connections (S/PDIF), but the DigitRadio 11 IR also explicitly mentions the optical connection, which is not specifically emphasised on the DigitRadio 110 IR.

## Functions and reception
- Both the DigitRadio 110 IR and the DigitRadio 11 IR support DAB+, Internet radio, FM radio and Bluetooth. However, the DigitRadio 11 IR offers additional functions such as Spotify Connect and Amazon Music, which are not explicitly mentioned on the DigitRadio 110 IR.

## Display and user-friendliness
- The DigitRadio 110 IR has a comparatively large display of 8.1 centimetres, on which radio text panels and cover images are clearly visible. A sufficiently large display is mentioned for the DigitRadio 11 IR, but no specific size is mentioned.

## Price and availability
- The price of the DigitRadio 11 IR is around 144 euros, while no current price range is given in the sources for the DigitRadio 110 IR.

Overall, the DigitRadio 11 IR offers some additional functions and more modern features, especially with regard to the integration of streaming services and operation via an app.