Dodge Caliber advice

Hi together I’m looking for a replacement for my Twingo 1,3L I know a Dodge Caliber is a big caliber but the purchase costs from 16000 CHF are cheap. So my questions: Is a performance distinguished two of the 1,8L benziber and the 2,0 liter diesel detectable. which drives günstieger? Diesel costs at the moment in CH 1,90 CHF/l gasoline 95 1,66 CHF/l How about the reliability and maintenance costs like new tire service maintenance etc. thanks for your help MFG Toby-ch