The Comparative Analysis :
Audi A5 Convertible 3.2 FSI multitronic (09 - 11) vs. ALPINA B4 S Bi-Turbo Convertible Edition 99 Switch-Tronic (18 - 19)
€ 50,700

€ 96,100

€ 50,700
Base Price ⓘBase price of a new vehicle with standard equipment in Germany at market launch.
€ 96,100
ⓘ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 A5 Convertible 3.2 FSI is just 0.6 inches shorter, 1.1 inches wider and 0.1 inches taller than the ALPINA B4 S Bi-Turbo Cabrio.
Audi A5 Convertible 3.2 FSI
ALPINA B4 S Bi-Turbo Cabrio
54.4
73
79.5
54.3
71.9
79.7
73 in
Width
71.9 in
79.5 in
Width Incl. Mirrors
79.7 in
54.4 in
Height
54.3 in
108.3
182.1
110.6
182.7
182.1 in
Length
182.7 in
108.3 in
Wheelbase
110.6 in
Vehicle Weight
Audi A5 Convertible 3.2 FSI
ALPINA B4 S Bi-Turbo Cabrio
3935 lb
Curb Weight
4222 lb
4872 lb
Gross Vehicle
Weight
Weight
5071 lb

Weight Difference:
287 lb
6.8 %

General
Audi A5 Convertible 3.2 FSI
ALPINA B4 S Bi-Turbo Cabrio
8F
Generation
F33
Convertible
Car Body Style
Convertible
Mid-Grade Unleaded
Fuel Type
Premium Unleaded

Front-wheel drive
Drivetrain
Rear-wheel drive

Continuously variable transmission (CVT)
Transmission
8-speed automatic transmission
Engine
Audi A5 Convertible 3.2 FSI
ALPINA B4 S Bi-Turbo Cabrio
V6 gasoline engine (naturally aspirated engine)
Engine Type
Straight-six gasoline engine with two turbochargers (biturbo)
CALA
Engine Code
N55-B30
4
Valves
4
6
Cylinders
6
3.2 L / 157 cu in
Displacement
3 L / 147 cu in
261 hp
at 6500 rpm
Power
446 hp
at 5500 rpm
Audi A5 Convertible 3.2 FSI
261 hp
446 hp
ALPINA B4 S Bi-Turbo Cabrio
243 lb‑ft
at 3000 rpm
Max. Torque
502 lb‑ft
at 3000 rpm
Audi A5 Convertible 3.2 FSI
243 lb‑ft
502 lb‑ft
ALPINA B4 S Bi-Turbo Cabrio
Performance
Audi A5 Convertible 3.2 FSI
ALPINA B4 S Bi-Turbo Cabrio
153 mph
Maximum Speed
189 mph
6.9 sec
Acceleration 0 to 62 mph
4.3 sec
62 mph
62
mph
mph
315 ft
0.000 sec

Audi A5 Convertible 3.2 FSI
62 mph
62
mph
mph
197 ft
0.000 sec

ALPINA B4 S Bi-Turbo Cabrio
▶ REPLAY
15.08 lb/hp
Weight-to-Power Ratio
9.47 lb/hp
Audi A5 Convertible 3.2 FSI
15.08 lb/hp
9.47 lb/hp
ALPINA B4 S Bi-Turbo Cabrio
Fuel Economy / Emissions
Audi A5 Convertible 3.2 FSI
ALPINA B4 S Bi-Turbo Cabrio
Fuel Economy
27 mpg
combined
26 mpg
Audi A5 Convertible 3.2 FSI
27 mpg
26 mpg
ALPINA B4 S Bi-Turbo Cabrio
19 mpg
city
19 mpg
No data
highway
No data
17.2 gal
Fuel Tank Capacity
15.9 gal
470 mi
Range
409 mi
Audi A5 Convertible 3.2 FSI
470 mi
409 mi
ALPINA B4 S Bi-Turbo Cabrio
Environmental Impact
162.9 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).
172.4 kWh
Audi A5 Convertible 3.2 FSI
162.9 kWh
172.4 kWh
ALPINA B4 S Bi-Turbo Cabrio
Euro 5
Emission Standard
Euro 6d-TEMP-EVAP (WLTP)
320 g/mi (NEFZ)
CO2 Emissions
333 g/mi (NEFZ)
Practical Convenience
Audi A5 Convertible 3.2 FSI
ALPINA B4 S Bi-Turbo Cabrio
2
Doors
2
4
No. of Seats
4
937 lb
Maximum Payload
849 lb
9.1 cu ft
Trunk Volume
10.5 cu ft








No data
Cargo Volume (Seats Down)
No data