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