The FritzFon C6 is only slightly inferior to the new X6: The call quality is also great, the features and range of functions are virtually identical. However, the display is a little smaller, the battery life shorter and the charging time longer. If that doesn't bother you, the older FritzFon is a great device with a great feel.

The FritzFon C6 scores points in the test with its extensive features and practical functions. It has a large colour display, an illuminated keypad and a long-lasting battery. In addition, it can be used as a baby monitor, holds 300 phonebook entries, allows MP3 ringtones to be uploaded and synchronises contact data with Google or GMX...

Its ease of use, great voice quality, long battery life and high display brightness make the Fon C6 a top performer.

Test winner for the FritzBox router. The best overall cordless telephone for operation with a FritzBox router. The FritzFon is specially adapted to the FritzBox, good voice quality in HD, good hands-free function and good answering machine in the FritzBox router, which can be operated directly via the menu in the phone...