Top 10 eco-friendly cars: best ratio of fuel consumption to CO2 emissions

These 10 cars are the environmental leaders. They may seem worse than the others, but we have worked out that they have the highest score in terms of fuel consumption to CO2 emissions. By burning fuel more efficiently, they naturally become the eco-friendly choice!

Volvo XC90 2.0 T8 2018

94 mpg
2.5 L/100
90 g/mile
volvo-xc90-2015-2.jpg

Audi A8 60 TFSI e 2019

94 mpg
2.5 L/100
92 g/mile
audi-a8-2018-d5-2017.jpg

Volkswagen Up! 1.0 EcoFuel 2018

81 mpg
2.9 L/100
130 g/mile
volkswagen-up-2016-facelift-2016.jpg

Citroen DS3 1.6 BlueHDi 2014

78 mpg
3 L/100
127 g/mile
citroen-ds3-2014-ds-3-facelift-2-2014.jpg

DS 3 1.6 BlueHDi 2016

78 mpg
3 L/100
127 g/mile
ds-3-2016-3.jpg

Citroen C3 1.6 BlueHDi 2015

78 mpg
3 L/100
127 g/mile
citroen-c3-2014--2-facelift-2-2013.jpg

Audi A2 1.2 TDI 2000

78 mpg
3 L/100
130 g/mile
audi-a2-2000-typ-8z.jpg

Aixam SENSATION 0.5d 2016

76 mpg
3.1 L/100
129 g/mile
aixam-sensation-2016-sansation-compact.jpg

Aixam MINAUTO 0.5d 2018

76 mpg
3.1 L/100
129 g/mile
aixam-minauto-2018-access.jpg

Citroen C4 1.6 BlueHDi 2014

76 mpg
3.1 L/100
132 g/mile
citroen-c4-2014-cactus.jpg