The Comparative Analysis :
Audi A5 Convertible 40 TDI S tronic (20 - ..) vs. ALPINA B4 S Bi-Turbo Convertible Edition 99 Switch-Tronic (18 - 19)
€ 53,200

€ 96,100

€ 53,200
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
The Audi A5 Convertible 40 TDI is a little bigger in every dimension. It's 2.2 inches longer, 0.8 inches wider and 0.2 inches taller than the ALPINA B4 S Bi-Turbo Cabrio.
Audi A5 Convertible 40 TDI
ALPINA B4 S Bi-Turbo Cabrio
54.5
72.7
79.9
54.3
71.9
79.7
72.7 in
Width
71.9 in
79.9 in
Width Incl. Mirrors
79.7 in
54.5 in
Height
54.3 in
108.8
184.9
110.6
182.7
184.9 in
Length
182.7 in
108.8 in
Wheelbase
110.6 in
Vehicle Weight
Audi A5 Convertible 40 TDI
ALPINA B4 S Bi-Turbo Cabrio
3891 lb
Curb Weight
4222 lb
4883 lb
Gross Vehicle
Weight
Weight
5071 lb

Weight Difference:
331 lb
7.84 %

General
Audi A5 Convertible 40 TDI
ALPINA B4 S Bi-Turbo Cabrio
F5
Generation
F33
Convertible
Car Body Style
Convertible
Diesel
Fuel Type
Premium Unleaded

Front-wheel drive
Drivetrain
Rear-wheel drive

7-speed dual clutch transmission
Transmission
8-speed automatic transmission
Engine
Audi A5 Convertible 40 TDI
ALPINA B4 S Bi-Turbo Cabrio
Straight-four diesel engine with turbocharger
Engine Type
Straight-six gasoline engine with two turbochargers (biturbo)
Engine Code
N55-B30
4
Valves
4
4
Cylinders
6
2 L / 98 cu in
Displacement
3 L / 147 cu in
187 hp
at 3800 rpm
Power
446 hp
at 5500 rpm
Audi A5 Convertible 40 TDI
187 hp
446 hp
ALPINA B4 S Bi-Turbo Cabrio
295 lb‑ft
at 1750 rpm
Max. Torque
502 lb‑ft
at 3000 rpm
Audi A5 Convertible 40 TDI
295 lb‑ft
502 lb‑ft
ALPINA B4 S Bi-Turbo Cabrio
Performance
Audi A5 Convertible 40 TDI
ALPINA B4 S Bi-Turbo Cabrio
150 mph
Maximum Speed
189 mph
8.4 sec
Acceleration 0 to 62 mph
4.3 sec
62 mph
62
mph
mph
384 ft
0.000 sec

Audi A5 Convertible 40 TDI
62 mph
62
mph
mph
197 ft
0.000 sec

ALPINA B4 S Bi-Turbo Cabrio
▶ REPLAY
20.81 lb/hp
Weight-to-Power Ratio
9.47 lb/hp
Audi A5 Convertible 40 TDI
20.81 lb/hp
9.47 lb/hp
ALPINA B4 S Bi-Turbo Cabrio
Fuel Economy / Emissions
Audi A5 Convertible 40 TDI
ALPINA B4 S Bi-Turbo Cabrio
Fuel Economy
49 mpg
combined
26 mpg
Audi A5 Convertible 40 TDI
49 mpg
26 mpg
ALPINA B4 S Bi-Turbo Cabrio
44 mpg
city
19 mpg
No data
highway
No data
10.6 gal
Fuel Tank Capacity
15.9 gal
518 mi
Range
409 mi
Audi A5 Convertible 40 TDI
518 mi
409 mi
ALPINA B4 S Bi-Turbo Cabrio
Environmental Impact
98.8 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 40 TDI
98.8 kWh
172.4 kWh
ALPINA B4 S Bi-Turbo Cabrio
Euro 6d-TEMP-EVAP-ISC (WLTP)
Emission Standard
Euro 6d-TEMP-EVAP (WLTP)
246 g/mi (WLTP)
CO2 Emissions
333 g/mi (NEFZ)
Practical Convenience
Audi A5 Convertible 40 TDI
ALPINA B4 S Bi-Turbo Cabrio
2
Doors
2
4
No. of Seats
4
992 lb
Maximum Payload
849 lb
10.8 cu ft
Trunk Volume
10.5 cu ft








No data
Cargo Volume (Seats Down)
No data