Audi A1 1.4 TFSI (92 kW):
Combined fuel consumption in l/100 km: 5.1 – 4.9** (46.1 – 48.0 US mpg);
Combined CO2 emissions in g/km: 120 – 115** (193.1 – 185.1 g/mi)

Audi A1 1.4 TFSI S tronic (92 kW):
Combined fuel consumption in l/100 km: 5.1 – 4.9** (46.1 – 48.0 US mpg);
Combined CO2 emissions in g/km: 117 – 112** (188.3 – 180.2 g/mi)

Audi A1 1.4 TFSI COD (110 kW):
Combined fuel consumption in l/100 km: 5.0 – 4.7** (47.0 – 50.0 US mpg);
Combined CO2 emissions in g/km: 117 – 109** (188.3 – 175.4 g/mi)

Audi A1 1.4 TFSI COD S tronic (110 kW):
Combined fuel consumption in l/100 km: 5.0 – 4.7** (47.0 – 50.0 US mpg);
Combined CO2 emissions in g/km: 116 – 109** (188.3 – 175.4 g/mi)

Audi A1 1.8 TFSI S tronic (141 kW):
Combined fuel consumption in l/100 km: 5.8 – 5.6** (40.6 – 42.0 US mpg);
Combined CO2 emissions in g/km: 134 – 129** (215.7 – 207.6 g/mi)

Audi A1 1.4 TDI ultra (66 kW):
Combined fuel consumption in l/100 km: 3.5 – 3.4** (67.2 – 69.2 US mpg);
Combined CO2 emissions in g/km: 93 – 89** (149.7 – 143.2 g/mi)

Audi A1 1.4 TDI ultra S tronic (66 kW):
Combined fuel consumption in l/100 km: 3.8 – 3.6** (61.9 – 65.3 US mpg);
Combined CO2 emissions in g/km: 99 – 94** (159.3 – 151.3 g/mi)

Audi A1 1.6 TDI (85 kW):
Combined fuel consumption in l/100 km: 3.7 – 3.5** (63.6 – 67.2 US mpg);
Combined CO2 emissions in g/km: 97 – 92** (156.1 – 148.1 g/mi)

Audi A1 1.6 TDI S tronic (85 kW):
Combined fuel consumption in l/100 km: 3.9 – 3.7** (60.3 – 63.6 US mpg);
Combined CO2 emissions in g/km: 103 – 97** (165.8 – 156.1 g/mi)

Audi A1 Sportback 1.4 TFSI (92 kW):
Combined fuel consumption in l/100 km: 5.2 – 5.1** (45.2 – 46.1 US mpg);
Combined CO2 emissions in g/km: 123 – 118** (197.9 – 189.9 g/mi)

Audi A1 Sportback 1.4 TFSI S tronic (92 kW):
Combined fuel consumption in l/100 km: 5.1 – 4.9** (46.1 – 48.0 US mpg);
Combined CO2 emissions in g/km: 117 – 112** (188.3 – 180.2 g/mi)

Audi A1 Sportback 1.4 TFSI COD (110 kW):
Combined fuel consumption in l/100 km: 5.0 – 4.7** (47.0 – 50.0 US mpg);
Combined CO2 emissions in g/km: 117 – 109** (188.3 – 175.4 g/mi)

Audi A1 Sportback 1.4 TFSI COD S tronic (110 kW):
Combined fuel consumption in l/100 km: 5.0 – 4.7** (47.0 – 50.0 US mpg);
Combined CO2 emissions in g/km: 116 – 109** (186.7 – 175.4 g/mi)

Audi A1 Sportback 1.8 TFSI S tronic (141 kW):
Combined fuel consumption in l/100 km: 5.8 – 5.6** (40.6 – 42.0 US mpg);
Combined CO2 emissions in g/km: 134 – 129** (215.7 – 207.6 g/mi)

Audi A1 Sportback 1.4 TDI ultra (66 kW):
Combined fuel consumption in l/100 km: 3.6 – 3.4** (65.3 – 69.2 US mpg);
Combined CO2 emissions in g/km: 95 – 91** (152.9 – 146.5 g/mi)

Audi A1 Sportback 1.4 TDI ultra S tronic (66 kW):
Combined fuel consumption in l/100 km: 3.8 – 3.6** (61.9 – 65.3 US mpg);
Combined CO2 emissions in g/km: 99 – 94** (159.3 – 151.3 g/mi)

Audi A1 Sportback 1.6 TDI (85 kW):
Combined fuel consumption in l/100 km: 3.7 – 3.5** (63.6 – 67.2 US mpg);
Combined CO2 emissions in g/km: 97 – 92** (156.1 – 148.1 g/mi)

Audi A1 Sportback 1.6 TDI (85 kW):
Combined fuel consumption in l/100 km: 3.9 – 3.7** (60.3 – 63.6 US mpg);
Combined CO2 emissions in g/km: 103 – 97** (165.8 – 156.1 g/mi)

Audi S1:
Combined fuel consumption in l/100 km: 7.2 – 7.0** (32.7 – 33.6 US mpg);
Combined CO2 emissions in g/km: 166 – 162** (267.2 – 260.7 g/mi)

Audi S1 Sportback:
Combined fuel consumption in l/100 km: 7.3 – 7.1** (32.2 – 33.1 US mpg);
Combined CO2 emissions in g/km: 168 – 166** (270.4 – 267.2 g/mi)

**The fuel consumption and the CO2 emissions of a vehicle vary due to the choice of wheels and tires. They not only depend on the efficient utilization of the fuel by the vehicle, but are also influenced by driving behavior and other non-technical factors.