Drivers caught by cameras watching bus lanes in Cardiff had to fork out over £1.85M last year, said comparethemarket insurance.
But that contrasts with nearly £8.4M in penalty charges imposed in Manchester and around £14M for London boroughs.
As they move closer together the next generation small cars from Fiat Chrysler will be developed from the floorpans used by PSA Group marques.
That includes Vauxhall, Peugeot, Citroen and DS brands but they will differentiate their designs and characteristics for drivers.