Windscreen mount- TomTom XL IQ Routes

ElaineN Registered Users Posts: 1
New Traveler
edited January 2019 in Devices using TomTom HOME
I have an old TomTom XL IQ Routes and need to buy a new windscreen mount for my car.
Does anyone know if the circle at the back (that fits into the ring on the mount) is the same size as the circle on the back of the larger screened XXL?