BMW 3 series and BMW Z3 have the same engine power, but BMW 3 series torque is 35 NM more than BMW Z3. BMW 3 series reaches 100 km/h speed 0.1 seconds later.
Fuel consumption
Fuel consumption (l/100km):
10.0
9.6
BMW 3 series consumes 0.4 litres more fuel per 100 km than the BMW Z3, which means that if you drive 15,000 km in a year, the BMW 3 series could require 60 litres more fuel.
Fuel tank capacity:
63 litres
51 litres
Full fuel tank distance:
630 km in combined cycle
530 km in combined cycle
BMW 3 series gets more mileage on one fuel tank.
Dimensions
Length:
4.49 m
4.05 m
Width:
1.76 m
1.74 m
Height:
1.37 m
1.29 m
BMW 3 series is larger. BMW 3 series is 44 cm longer than the BMW Z3, 2 cm wider, while the height of BMW 3 series is 8 cm higher.
Trunk capacity:
300 litres
165 litres
Trunk max capacity: with rear seats folded down
300 litres
no data
BMW 3 series has more luggage capacity. BMW 3 series has 135 litres more trunk space than the BMW Z3.
BMW Z3 has fewer problems. According to annual technical inspection data BMW 3 series has serious deffects in 45 percent more cases than BMW Z3, so BMW Z3 quality is probably significantly better
