Consider fuel costs alone, and it's clear how recent fuel price hikes have changed the equation. Many diesel drivers will have to cover serious mileage before they start saving.
If fuel prices continue to soar at the current rate, and diesel resale values start to fall, many motorists will be better off with a petrol car.
May 2007Price of petrol Price of diesel96.5p 97.1p
Make/model List price
Av. mpg Diesel break-even mileage
Citroen C1 1.0 Rhythm 5dr £7835
61.4Citroen C1 HDi Rhythm 5dr £8825
68.9 134,150
VW Golf TSI 170 GT Sport 5dr £19,022
38.2VW Golf TDI 170 GT Sport 5dr £20,012
46.3 50,776
BMW 320i ES £22,385 38.2
BMW 320d ES £24,255 49.6 72,371
Mercedes E200K Classic ££27,790 £34.4
Mercedes E220 CDI Classic ££29,180 £44.8 47,949
May 2008
Price of petrol Price of diesel
115.0p 127.9p
Make/model List price Av. mpg> Diesel break-even mileage
Citroen C1 1.0 Rhythm 5dr £8135 61.4
Citroen C1 HDi Rhythm 5dr £9125 68.9 1,308,186
VW Golf TSI 170 GT Sport 5dr £19,220 38.7
VW Golf TDI 170 GT Sport 5dr £20,210 47.9 72,263
BMW 320i ES £22,795 46.3
BMW 320d ES £25,020 58.9 156,744
Mercedes E200K Classic £28,150 34.4
Mercedes E220 CDI Classic £29,510 44.8 61,303