I don't think car costs would be hugely relevant for Berlin, every time I've visited Berlin the U-Bahn / S-Bahn has got me everywhere I wanted to go. Though I

I don't think car costs would be hugely relevant for Berlin, every time I've visited Berlin the U-Bahn / S-Bahn has got me everywhere I wanted to go. Though I can't imagine using a car in SF either - perhaps a BART/Uber vs U-Bahn comparison would be appropriate.