The Comparative Analysis :

BMW 428i Convertible (14 - 15) vs. Audi S4 Convertible tiptronic (05 - 09)

€ 48,200
BMW 428i Convertible (14 - 15) BMW 428i Cabrio
€ 67,000
 Audi S4 Convertible tiptronic (05 - 09) Audi S4 Convertible
€ 48,200
Base Price ⓘBase price of a new vehicle with standard equipment in Germany at market launch.
€ 67,000

ⓘBase price of a new vehicle with standard equipment in Germany at market launch. Price Info

Vehicle Dimensions

The dimensions of these vehicles differ slightly. The BMW 428i Cabrio is 2.6 inches longer, 1.9 inches wider and 0.3 inches lower than the Audi S4 Convertible.
BMW 428i Cabrio
Audi S4 Convertible
54.5
Blueprint BMW 428i Convertible (14 - 15)
71.9
79.4
54.8
Blueprint Audi S4 Convertible tiptronic (05 - 09)
70
76.1
71.9 in
Width
70 in
79.4 in
Width Incl. Mirrors
76.1 in
54.5 in
Height
54.8 in
Blueprint BMW 428i Convertible (14 - 15)
110.6
182.6
Blueprint Audi S4 Convertible tiptronic (05 - 09)
104.3
180
182.6 in
Length
180 in
110.6 in
Wheelbase
104.3 in

Vehicle Weight

BMW 428i Cabrio
Audi S4 Convertible
3869 lb
Curb Weight
4343 lb
4718 lb
Gross Vehicle
Weight
5192 lb
BMW 428i Convertible (14 - 15)
Weight Difference:
474 lb
10.91 %
Audi S4 Convertible tiptronic (05 - 09)

General

BMW 428i Cabrio
Audi S4 Convertible
F33
Generation
B7 (8E)
Convertible
Car Body Style
Convertible
Premium Unleaded
Fuel Type
Premium Unleaded
Rear-wheel drive
Drivetrain
Permanent all-wheel drive (AWD)
6-speed manual transmission
Transmission
6-speed automatic transmission

Engine

BMW 428i Cabrio
Audi S4 Convertible
Straight-four gasoline engine with tur­bo­charger
Engine Type
V8 gasoline engine (nat­u­ral­ly as­pi­rat­ed engine)
BMW N20
Engine Series
N20-B20
Engine Code
BBK
4
Valves
5
4
Cylinders
8
2 L / 98 cu in
Displacement
4.2 L / 206 cu in
242 hp
at 5000 rpm
Power
339 hp
at 7000 rpm
BMW 428i Cabrio
242 hp
339 hp
Audi S4 Convertible
258 lb‑ft
at 1250 rpm
Max. Torque
302 lb‑ft
at 3500 rpm
BMW 428i Cabrio
258 lb‑ft
302 lb‑ft
Audi S4 Convertible

Performance

BMW 428i Cabrio
Audi S4 Convertible
155 mph
Maximum Speed
155 mph
6.4 sec
Acceleration 0 to 62 mph
6.2 sec
62 mph 62
mph

292 ft
0.000 sec

BMW 428i Cabrio

62 mph 62
mph

282 ft
0.000 sec

Audi S4 Convertible

▶ REPLAY
15.99 lb/hp
Weight-to-Power Ratio
12.81 lb/hp
BMW 428i Cabrio
15.99 lb/hp
12.81 lb/hp
Audi S4 Convertible

Fuel Economy / Emissions

BMW 428i Cabrio
Audi S4 Convertible
Fuel Economy
35 mpg
combined
19 mpg
BMW 428i Cabrio
35 mpg
19 mpg
Audi S4 Convertible
27 mpg
city
13 mpg
No data
highway
No data
Kraftstoffanzeige
15.9 gal
Fuel Tank Capacity
16.6 gal
Kraftstoffanzeige
548 mi
Range
311 mi
BMW 428i Cabrio
548 mi
311 mi
Audi S4 Convertible
Environmental Impact
128.7 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).
238.7 kWh
BMW 428i Cabrio
128.7 kWh
238.7 kWh
Audi S4 Convertible
Euro 6b (NEFZ)
Emission Standard
Euro 4
256 g/mi (NEFZ)
CO2 Emissions
486 g/mi (NEFZ)

Practical Convenience

BMW 428i Cabrio
Audi S4 Convertible
2
Doors
2
4
No. of Seats
4
849 lb
Maximum Payload
849 lb
10.5 cu ft
Trunk Volume
8.9 cu ft
No data
Cargo Volume (Seats Down)
No data