5 used Porsche have been price checked in Hertfordshire

201 g CO2/km comb. - 300 HP (220 kW) - 8.9 Mpg

104 g CO2/km comb. - 82 HP (60 kW) - 4.5 Mpg

111 g CO2/km comb. - 69 HP (50 kW) - 4.7 Mpg

133 g CO2/km comb. - 98 HP (72 kW) - 5.7 Mpg

120 g CO2/km comb. - 90 HP (66 kW) - 5.2 Mpg

104 g CO2/km comb. - 105 HP (77 kW) - 4.0 Mpg

132 g CO2/km comb. - 69 HP (50 kW) - 5.6 Mpg

104 g CO2/km comb. - 68 HP (50 kW) - 4.5 Mpg