The Comparative Analysis :
Audi A5 Convertible 40 TFSI (18 - 19) vs. ALPINA B4 S Bi-Turbo Convertible Switch-Tronic (18 - 19)
€ 46,500

€ 81,400

€ 46,500
Base Price ⓘBase price of a new vehicle with standard equipment in Germany at market launch.
€ 81,400
ⓘBase price of a new vehicle with standard equipment in Germany at market launch. Price Info
Vehicle Dimensions
The Audi A5 Convertible 40 TFSI is a little bigger in every dimension. It's 1.3 inches longer, 0.8 inches wider and 0.1 inches taller than the ALPINA B4 S Bi-Turbo Cabrio.
Audi A5 Convertible 40 TFSI
ALPINA B4 S Bi-Turbo Cabrio
54.4
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
54.4 in
Height
54.3 in
108.9
184
110.6
182.7
184 in
Length
182.7 in
108.9 in
Wheelbase
110.6 in
Vehicle Weight
Audi A5 Convertible 40 TFSI
ALPINA B4 S Bi-Turbo Cabrio
3737 lb
Curb Weight
4222 lb
4696 lb
Gross Vehicle
Weight
Weight
5071 lb

Weight Difference:
485 lb
11.49 %

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

Front-wheel drive
Drivetrain
Rear-wheel drive

6-speed manual transmission
Transmission
8-speed automatic transmission
Engine
Audi A5 Convertible 40 TFSI
ALPINA B4 S Bi-Turbo Cabrio
Straight-four gasoline engine with turbocharger
Engine Type
Straight-six gasoline engine with two turbochargers (biturbo)
DEMA, DHDA, DKYA, DLVA
Engine Code
N55-B30
4
Valves
4
4
Cylinders
6
2 L / 98 cu in
Displacement
3 L / 147 cu in
187 hp
at 4200 rpm
Power
434 hp
at 5500 rpm
Audi A5 Convertible 40 TFSI
187 hp
434 hp
ALPINA B4 S Bi-Turbo Cabrio
236 lb‑ft
at 1450 rpm
Max. Torque
487 lb‑ft
at 3000 rpm
Audi A5 Convertible 40 TFSI
236 lb‑ft
487 lb‑ft
ALPINA B4 S Bi-Turbo Cabrio
Performance
Audi A5 Convertible 40 TFSI
ALPINA B4 S Bi-Turbo Cabrio
150 mph
Maximum Speed
189 mph
7.9 sec
Acceleration 0 to 62 mph
4.3 sec
62 mph
62
mph
mph
361 ft
0.000 sec

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

ALPINA B4 S Bi-Turbo Cabrio
▶ REPLAY
19.98 lb/hp
Weight-to-Power Ratio
9.73 lb/hp
Audi A5 Convertible 40 TFSI
19.98 lb/hp
9.73 lb/hp
ALPINA B4 S Bi-Turbo Cabrio
Fuel Economy / Emissions
Audi A5 Convertible 40 TFSI
ALPINA B4 S Bi-Turbo Cabrio
Fuel Economy
39 mpg
combined
26 mpg
Audi A5 Convertible 40 TFSI
39 mpg
26 mpg
ALPINA B4 S Bi-Turbo Cabrio
31 mpg
city
19 mpg
No data
highway
No data
14.3 gal
Fuel Tank Capacity
15.9 gal
550 mi
Range
409 mi
Audi A5 Convertible 40 TFSI
550 mi
409 mi
ALPINA B4 S Bi-Turbo Cabrio
Environmental Impact
115.6 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 TFSI
115.6 kWh
172.4 kWh
ALPINA B4 S Bi-Turbo Cabrio
Euro 6d-TEMP-EVAP (WLTP)
Emission Standard
Euro 6d-TEMP (WLTP)
270 g/mi (WLTP)
CO2 Emissions
333 g/mi (NEFZ)
Practical Convenience
Audi A5 Convertible 40 TFSI
ALPINA B4 S Bi-Turbo Cabrio
2
Doors
2
4
No. of Seats
4
959 lb
Maximum Payload
849 lb
10.8 cu ft
Trunk Volume
10.5 cu ft








No data
Cargo Volume (Seats Down)
No data