The Comparative Analysis :
Audi S5 Cabriolet S tronic (11 - 16) vs. BMW 420i Cabrio Steptronic (16 - 17)
€ 63,600
€ 46,900
€ 63,600
Base Price ⓘBase price of a new vehicle with standard equipment in Germany at market launch.
€ 46,900
ⓘBase price of a new vehicle with standard equipment in Germany at market launch. Price Info
Vehicle Dimensions
Тhere is barely any difference in dimensions between the two vehicles. The Audi S5 Cabriolet is just 0.2 cm longer, 2.9 cm wider and 0.4 cm lower than the BMW 420i Cabrio.
Audi S5 Cabriolet
BMW 420i Cabrio
1380
1854
2020
1384
1825
2017
1854 mm
Width
1825 mm
2020 mm
Width Incl. Mirrors
2017 mm
1380 mm
Height
1384 mm
2751
4640
2810
4638
4640 mm
Length
4638 mm
2751 mm
Wheelbase
2810 mm
Vehicle Weight
Audi S5 Cabriolet
BMW 420i Cabrio
1950 kg
Kerb Weight
1790 kg
2375 kg
Gross Vehicle
Weight
Weight
2185 kg
Weight Difference:
160 kg
8.21 %
General
Audi S5 Cabriolet
BMW 420i Cabrio
8F
Generation
F33
Convertible
Car Body Style
Convertible
Unleaded (95 RON)
Fuel Type
Super Unleaded (98 RON)

Permanent all-wheel drive
Drive
Rear-wheel drive

7-speed dual clutch transmission
Transmission
8-speed automatic transmission
Engine
Audi S5 Cabriolet
BMW 420i Cabrio
V6 petrol engine with compressor
Engine Type
Straight-four petrol engine with turbocharger
Engine Series
BMW B48
CAKA, CGWC, CGXC, CREC, CTDA, CTUB
Engine Code
B48-B20

4
Valves
4
6
Cylinders
4
2995 CC
Engine Capacity
1997 CC
328 bhp
at 5500 rpm
Power
181 bhp
at 5000 rpm
Audi S5 Cabriolet
328 bhp
181 bhp
BMW 420i Cabrio
440 NM
at 2900 rpm
Max. Torque
270 NM
at 1350 rpm
Audi S5 Cabriolet
440 NM
270 NM
BMW 420i Cabrio
Performance
Audi S5 Cabriolet
BMW 420i Cabrio
155 mph
Maximum Speed
143 mph
5.6 sec
Acceleration 0 to 62 mph
8.4 sec
62 mph
62
mph
mph
78 m
0.000 sec
Audi S5 Cabriolet
62 mph
62
mph
mph
117 m
0.000 sec
BMW 420i Cabrio
▶ REPLAY
5.95 kg/bhp
Weight-to-Power Ratio
9.89 kg/bhp
Audi S5 Cabriolet
5.95 kg/bhp
9.89 kg/bhp
BMW 420i Cabrio
Fuel Economy / Emissions
Audi S5 Cabriolet
BMW 420i Cabrio
Fuel Economy
33 mpg
combined
49 mpg
Audi S5 Cabriolet
33 mpg
49 mpg
BMW 420i Cabrio
25 mpg
city
37 mpg
No data
motorway
No data
61 L
Fuel Tank Capacity
60 L
446 mi
Range
642 mi
Audi S5 Cabriolet
446 mi
642 mi
BMW 420i Cabrio
Environmental Impact
161.1 kWh
Total Energy Consumption
per 100 miles ⓘThe total energy consumption per 100 miles is the amount of energy consumed by a vehicle when burning fuel or using electricity per 100 miles (final energy), and the energy required to produce the appropriate amount of fuel or electricity (primary energy).
per 100 miles ⓘThe total energy consumption per 100 miles is the amount of energy consumed by a vehicle when burning fuel or using electricity per 100 miles (final energy), and the energy required to produce the appropriate amount of fuel or electricity (primary energy).
109.9 kWh
Audi S5 Cabriolet
161.1 kWh
109.9 kWh
BMW 420i Cabrio
Euro 5
Emission Standard
Euro 6b (NEFZ)
199 g/km (NEFZ)
CO2 Emissions
136 g/km (NEFZ)
Practical Convenience
Audi S5 Cabriolet
BMW 420i Cabrio
2
Doors
2
4
No. of Seats
4
425 kg
Maximum Payload
395 kg
320 L
Boot Capacity
370 L








No data
Boot Capacity (Seats Down)
No data


















