The Comparative Analysis :
Audi S4 Convertible tiptronic (05 - 09) vs. ALPINA D4 Bi-Turbo Convertible Switch-Tronic (17 - 18)
€ 67,000

€ 69,500

€ 67,000
Base Price ⓘBase price of a new vehicle with standard equipment in Germany at market launch.
€ 69,500
ⓘ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 Audi S4 Convertible is 2.6 inches shorter, 1.9 inches narrower and 0.5 inches taller than the ALPINA D4 Bi-Turbo Cabrio.
Audi S4 Convertible
ALPINA D4 Bi-Turbo Cabrio
54.8
70
76.1
54.3
71.9
79.7
70 in
Width
71.9 in
76.1 in
Width Incl. Mirrors
79.7 in
54.8 in
Height
54.3 in
104.3
180
110.6
182.7
180 in
Length
182.7 in
104.3 in
Wheelbase
110.6 in
Vehicle Weight
Audi S4 Convertible
ALPINA D4 Bi-Turbo Cabrio
4343 lb
Curb Weight
4167 lb
5192 lb
Gross Vehicle
Weight
Weight
4993 lb

Weight Difference:
176 lb
4.05 %

General
Audi S4 Convertible
ALPINA D4 Bi-Turbo Cabrio
B7 (8E)
Generation
F33
Convertible
Car Body Style
Convertible
Premium Unleaded
Fuel Type
Diesel

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

6-speed automatic transmission
Transmission
8-speed automatic transmission
Engine
Audi S4 Convertible
ALPINA D4 Bi-Turbo Cabrio
V8 gasoline engine (naturally aspirated engine)
Engine Type
Straight-six diesel engine with two turbochargers (biturbo)
BBK
Engine Code
N57-D30
5
Valves
4
8
Cylinders
6
4.2 L / 206 cu in
Displacement
3 L / 147 cu in
339 hp
at 7000 rpm
Power
345 hp
at 4000 rpm
Audi S4 Convertible
339 hp
345 hp
ALPINA D4 Bi-Turbo Cabrio
302 lb‑ft
at 3500 rpm
Max. Torque
516 lb‑ft
at 1500 rpm
Audi S4 Convertible
302 lb‑ft
516 lb‑ft
ALPINA D4 Bi-Turbo Cabrio
Performance
Audi S4 Convertible
ALPINA D4 Bi-Turbo Cabrio
155 mph
Maximum Speed
171 mph
6.2 sec
Acceleration 0 to 62 mph
5 sec
62 mph
62
mph
mph
282 ft
0.000 sec

Audi S4 Convertible
62 mph
62
mph
mph
226 ft
0.000 sec

ALPINA D4 Bi-Turbo Cabrio
▶ REPLAY
12.81 lb/hp
Weight-to-Power Ratio
12.08 lb/hp
Audi S4 Convertible
12.81 lb/hp
12.08 lb/hp
ALPINA D4 Bi-Turbo Cabrio
Fuel Economy / Emissions
Audi S4 Convertible
ALPINA D4 Bi-Turbo Cabrio
Fuel Economy
19 mpg
combined
40 mpg
Audi S4 Convertible
19 mpg
40 mpg
ALPINA D4 Bi-Turbo Cabrio
13 mpg
city
36 mpg
No data
highway
No data
16.6 gal
Fuel Tank Capacity
15.9 gal
311 mi
Range
632 mi
Audi S4 Convertible
311 mi
632 mi
ALPINA D4 Bi-Turbo Cabrio
Environmental Impact
238.7 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).
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).
121.3 kWh
Audi S4 Convertible
238.7 kWh
121.3 kWh
ALPINA D4 Bi-Turbo Cabrio
Euro 4
Emission Standard
Euro 6b (NEFZ)
486 g/mi (NEFZ)
CO2 Emissions
249 g/mi (NEFZ)
Practical Convenience
Audi S4 Convertible
ALPINA D4 Bi-Turbo Cabrio
2
Doors
2
4
No. of Seats
4
849 lb
Maximum Payload
827 lb
8.9 cu ft
Trunk Volume
10.5 cu ft








No data
Cargo Volume (Seats Down)
No data