VAZ 2101 and VAZ 2103 have the same engine power, the torque is the same for both cars. VAZ 2101 reaches 100 km/h speed 1 seconds faster.
Fuel consumption
Fuel consumption (l/100km):
8.0
8.2
VAZ 2101 consumes 0.2 litres less fuel per 100 km than the VAZ 2103, which means that by driving the VAZ 2101 over 15,000 km in a year you can save 30 litres of fuel.
Dimensions
Length:
4.07 m
4.12 m
Width:
1.61 m
1.61 m
Height:
1.44 m
1.44 m
Both cars are similar in size. VAZ 2101 is 4 cm shorter than the VAZ 2103, width is practically the same also the height of the cars does not differ significantly.