The Comparative Analysis :
BMW 420i Convertible (14 - 16) vs. Audi S5 Convertible S tronic (11 - 16)
€ 43,900

€ 63,600

€ 43,900
Base Price ⓘBase price of a new vehicle with standard equipment in Germany at market launch.
€ 63,600
ⓘ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 BMW 420i Cabrio is just 0.1 inches shorter, 1.1 inches narrower and 0.2 inches taller than the Audi S5 Convertible.
BMW 420i Cabrio
Audi S5 Convertible
54.5
71.9
79.4
54.3
73
79.5
71.9 in
Width
73 in
79.4 in
Width Incl. Mirrors
79.5 in
54.5 in
Height
54.3 in
110.6
182.6
108.3
182.7
182.6 in
Length
182.7 in
110.6 in
Wheelbase
108.3 in
Vehicle Weight
BMW 420i Cabrio
Audi S5 Convertible
3803 lb
Curb Weight
4299 lb
4674 lb
Gross Vehicle
Weight
Weight
5236 lb

Weight Difference:
496 lb
11.54 %

General
BMW 420i Cabrio
Audi S5 Convertible
F33
Generation
8F
Convertible
Car Body Style
Convertible
Premium Unleaded
Fuel Type
Mid-Grade Unleaded

Rear-wheel drive
Drivetrain
Permanent all-wheel drive (AWD)

6-speed manual transmission
Transmission
7-speed dual clutch transmission
Engine
BMW 420i Cabrio
Audi S5 Convertible
Straight-four gasoline engine with turbocharger
Engine Type
V6 gasoline engine with compressor
BMW N20
Engine Series
N20-B20
Engine Code
CAKA, CGWC, CGXC, CREC, CTDA, CTUB

4
Valves
4
4
Cylinders
6
2 L / 98 cu in
Displacement
3 L / 147 cu in
181 hp
at 5000 rpm
Power
328 hp
at 5500 rpm
BMW 420i Cabrio
181 hp
328 hp
Audi S5 Convertible
199 lb‑ft
at 1250 rpm
Max. Torque
325 lb‑ft
at 2900 rpm
BMW 420i Cabrio
199 lb‑ft
325 lb‑ft
Audi S5 Convertible
Performance
BMW 420i Cabrio
Audi S5 Convertible
143 mph
Maximum Speed
155 mph
8.2 sec
Acceleration 0 to 62 mph
5.6 sec
62 mph
62
mph
mph
374 ft
0.000 sec

BMW 420i Cabrio
62 mph
62
mph
mph
256 ft
0.000 sec

Audi S5 Convertible
▶ REPLAY
21.01 lb/hp
Weight-to-Power Ratio
13.11 lb/hp
BMW 420i Cabrio
21.01 lb/hp
13.11 lb/hp
Audi S5 Convertible
Fuel Economy / Emissions
BMW 420i Cabrio
Audi S5 Convertible
Fuel Economy
36 mpg
combined
28 mpg
BMW 420i Cabrio
36 mpg
28 mpg
Audi S5 Convertible
26 mpg
city
21 mpg
No data
highway
No data
15.9 gal
Fuel Tank Capacity
16.1 gal
565 mi
Range
446 mi
BMW 420i Cabrio
565 mi
446 mi
Audi S5 Convertible
Environmental Impact
125 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).
161.1 kWh
BMW 420i Cabrio
125 kWh
161.1 kWh
Audi S5 Convertible
Euro 6b (NEFZ)
Emission Standard
Euro 5
248 g/mi (NEFZ)
CO2 Emissions
320 g/mi (NEFZ)
Practical Convenience
BMW 420i Cabrio
Audi S5 Convertible
2
Doors
2
4
No. of Seats
4
871 lb
Maximum Payload
937 lb
10.5 cu ft
Trunk Volume
9.1 cu ft








No data
Cargo Volume (Seats Down)
No data