The Heidelberger funicular is the electric mountain railway. It consists of two cable cars, which travel in two sections from the Kornmarkt past the Heidelberg castle with a transfer at the station Molkenkur to the Königstuhl. The mountain railway is operated by Heidelberg Straßen- und Bergbahn AG (HSB). Both tracks have a track width of 1,000 mm.

The altitude difference from the valley station Kornmarkt to Molkenkur is 173 m, the length 454,6 m and a ride time of 5 minutes with a high speed of 5 meter per second.

The route altitude difference from Molkenkur to Königstuhl is 260,5 m, the length 974,5 m and a ride time of 9 Minutes with a high speed of 2 meter per second.