- 4,453,800 unit(s) sold
- Switzerland ()
Based on research conducted on 3 December 2018, the best-selling in-car navigation brand - retail current is Garmin (Switzerland) with estimated retail sales of 4,453,800 units in 2018.
The second best-selling in-car navigation brand - retail current is TomTom (Netherlands) with estimated retail sales of 3,017,900 units in 2018. This record is based on estimates provided by market research.