The Comparative Analysis :

ALPINA B4 Bi-Turbo Convertible Switch-Tronic (14 - 17) vs. Audi S5 Convertible tiptronic (17 - 18)

€ 75,900
ALPINA B4 Bi-Turbo Convertible Switch-Tronic (14 - 17) ALPINA B4 Bi-Turbo Cabrio
€ 68,600
 Audi S5 Convertible tiptronic (17 - 18) Audi S5 Convertible
€ 75,900
Base Price ⓘBase price of a new vehicle with standard equipment in Germany at market launch.
€ 68,600

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

Vehicle Dimensions

The ALPINA B4 Bi-Turbo Cabrio is a little smaller in every dimension. It's 2 inches shorter, 0.8 inches narrower and 0.1 inches lower than the Audi S5 Convertible.
ALPINA B4 Bi-Turbo Cabrio
Audi S5 Convertible
54.3
Blueprint ALPINA B4 Bi-Turbo Convertible Switch-Tronic (14 - 17)
71.9
79.7
54.4
Blueprint Audi S5 Convertible tiptronic (17 - 18)
72.7
79.9
71.9 in
Width
72.7 in
79.7 in
Width Incl. Mirrors
79.9 in
54.3 in
Height
54.4 in
Blueprint ALPINA B4 Bi-Turbo Convertible Switch-Tronic (14 - 17)
110.6
182.7
Blueprint Audi S5 Convertible tiptronic (17 - 18)
108.9
184.7
182.7 in
Length
184.7 in
110.6 in
Wheelbase
108.9 in

Vehicle Weight

ALPINA B4 Bi-Turbo Cabrio
Audi S5 Convertible
4222 lb
Curb Weight
4222 lb
5071 lb
Gross Vehicle
Weight
5159 lb
ALPINA B4 Bi-Turbo Convertible Switch-Tronic (14 - 17)
Weight Difference:
0 lb
0 %
Audi S5 Convertible tiptronic (17 - 18)

General

ALPINA B4 Bi-Turbo Cabrio
Audi S5 Convertible
F33
Generation
F5
Convertible
Car Body Style
Convertible
Premium Unleaded
Fuel Type
Mid-Grade Unleaded
Rear-wheel drive
Drivetrain
Permanent all-wheel drive (AWD)
8-speed automatic transmission
Transmission
8-speed automatic transmission

Engine

ALPINA B4 Bi-Turbo Cabrio
Audi S5 Convertible
Straight-six gasoline engine with two tur­bo­chargers (bi­turbo)
Engine Type
V6 gasoline engine with tur­bo­charger
N55-R20
Engine Code
CWGD
4
Valves
4
6
Cylinders
6
3 L / 147 cu in
Displacement
3 L / 147 cu in
404 hp
at 5500 rpm
Power
349 hp
at 5400 rpm
ALPINA B4 Bi-Turbo Cabrio
404 hp
349 hp
Audi S5 Convertible
443 lb‑ft
at 3000 rpm
Max. Torque
369 lb‑ft
at 1370 rpm
ALPINA B4 Bi-Turbo Cabrio
443 lb‑ft
369 lb‑ft
Audi S5 Convertible

Performance

ALPINA B4 Bi-Turbo Cabrio
Audi S5 Convertible
187 mph
Maximum Speed
155 mph
4.5 sec
Acceleration 0 to 62 mph
5.1 sec
62 mph 62
mph

207 ft
0.000 sec

ALPINA B4 Bi-Turbo Cabrio

62 mph 62
mph

233 ft
0.000 sec

Audi S5 Convertible

▶ REPLAY
10.45 lb/hp
Weight-to-Power Ratio
12.1 lb/hp
ALPINA B4 Bi-Turbo Cabrio
10.45 lb/hp
12.1 lb/hp
Audi S5 Convertible

Fuel Economy / Emissions

ALPINA B4 Bi-Turbo Cabrio
Audi S5 Convertible
Fuel Economy
29 mpg
combined
30 mpg
ALPINA B4 Bi-Turbo Cabrio
29 mpg
30 mpg
Audi S5 Convertible
22 mpg
city
22 mpg
No data
highway
No data
Kraftstoffanzeige
15.9 gal
Fuel Tank Capacity
15.3 gal
Kraftstoffanzeige
466 mi
Range
456 mi
ALPINA B4 Bi-Turbo Cabrio
466 mi
456 mi
Audi S5 Convertible
Environmental Impact
151.6 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).
149.7 kWh
ALPINA B4 Bi-Turbo Cabrio
151.6 kWh
149.7 kWh
Audi S5 Convertible
Euro 6b (NEFZ)
Emission Standard
Euro 6b (NEFZ)
299 g/mi (NEFZ)
CO2 Emissions
288 g/mi (NEFZ)

Practical Convenience

ALPINA B4 Bi-Turbo Cabrio
Audi S5 Convertible
2
Doors
2
4
No. of Seats
4
849 lb
Maximum Payload
937 lb
10.5 cu ft
Trunk Volume
10.8 cu ft
No data
Cargo Volume (Seats Down)
No data