6 used Smart 2005 have been price checked

139 g CO2/km comb. - 150 HP (110 kW) - 5.3 Mpg

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

118 g CO2/km comb. - 75 HP (55 kW) - 5.1 Mpg

120 g CO2/km comb. - 65 HP (47 kW) - 5.1 Mpg

99 g CO2/km comb. - 101 HP (74 kW) - 4.3 Mpg

109 g CO2/km comb. - 116 HP (85 kW) - 4.2 Mpg

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

128 g CO2/km comb. - 60 HP (44 kW) - 5.5 Mpg