The Comparative Analysis :

ALPINA B4 Bi-Turbo Convertible Switch-Tronic (14 - 17) vs. ALPINA B4 S Bi-Turbo Convertible Switch-Tronic (18 - 19)

€ 75,900
ALPINA B4 Bi-Turbo Convertible Switch-Tronic (14 - 17) B4 Bi-Turbo Cabrio
€ 81,400
 ALPINA B4 S Bi-Turbo Convertible Switch-Tronic (18 - 19) B4 S Bi-Turbo Cabrio
€ 75,900
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 dimensions of the B4 Bi-Turbo Cabrio and the B4 S Bi-Turbo Cabrio are absolutely identical. Both are 182.7 inches long, 71.9 inches wide and 54.3 inches tall.
B4 Bi-Turbo Cabrio
B4 S Bi-Turbo Cabrio
54.3
Blueprint ALPINA B4 Bi-Turbo Convertible Switch-Tronic (14 - 17)
71.9
79.7
54.3
Blueprint ALPINA B4 S Bi-Turbo Convertible Switch-Tronic (18 - 19)
71.9
79.7
71.9 in
Width
71.9 in
79.7 in
Width Incl. Mirrors
79.7 in
54.3 in
Height
54.3 in
Blueprint ALPINA B4 Bi-Turbo Convertible Switch-Tronic (14 - 17)
110.6
182.7
Blueprint ALPINA B4 S Bi-Turbo Convertible Switch-Tronic (18 - 19)
110.6
182.7
182.7 in
Length
182.7 in
110.6 in
Wheelbase
110.6 in

Vehicle Weight

B4 Bi-Turbo Cabrio
B4 S Bi-Turbo Cabrio
4222 lb
Curb Weight
4222 lb
5071 lb
Gross Vehicle
Weight
5071 lb
ALPINA B4 Bi-Turbo Convertible Switch-Tronic (14 - 17)
Weight Difference:
0 lb
0 %
ALPINA B4 S Bi-Turbo Convertible Switch-Tronic (18 - 19)

General

B4 Bi-Turbo Cabrio
B4 S Bi-Turbo Cabrio
F33
Generation
F33
Convertible
Car Body Style
Convertible
Premium Unleaded
Fuel Type
Premium Unleaded
Rear-wheel drive
Drivetrain
Rear-wheel drive
8-speed automatic transmission
Transmission
8-speed automatic transmission

Engine

B4 Bi-Turbo Cabrio
B4 S Bi-Turbo Cabrio
Straight-six gasoline engine with two tur­bo­chargers (bi­turbo)
Engine Type
Straight-six gasoline engine with two tur­bo­chargers (bi­turbo)
N55-R20
Engine Code
N55-B30
4
Valves
4
6
Cylinders
6
3 L / 147 cu in
Displacement
3 L / 147 cu in
404 hp
at 5500 rpm
Power
434 hp
at 5500 rpm
B4 Bi-Turbo Cabrio
404 hp
434 hp
B4 S Bi-Turbo Cabrio
443 lb‑ft
at 3000 rpm
Max. Torque
487 lb‑ft
at 3000 rpm
B4 Bi-Turbo Cabrio
443 lb‑ft
487 lb‑ft
B4 S Bi-Turbo Cabrio

Performance

B4 Bi-Turbo Cabrio
B4 S Bi-Turbo Cabrio
187 mph
Maximum Speed
189 mph
4.5 sec
Acceleration 0 to 62 mph
4.3 sec
62 mph 62
mph

207 ft
0.000 sec

B4 Bi-Turbo Cabrio

62 mph 62
mph

197 ft
0.000 sec

B4 S Bi-Turbo Cabrio

▶ REPLAY
10.45 lb/hp
Weight-to-Power Ratio
9.73 lb/hp
B4 Bi-Turbo Cabrio
10.45 lb/hp
9.73 lb/hp
B4 S Bi-Turbo Cabrio

Fuel Economy / Emissions

B4 Bi-Turbo Cabrio
B4 S Bi-Turbo Cabrio
Fuel Economy
29 mpg
combined
26 mpg
B4 Bi-Turbo Cabrio
29 mpg
26 mpg
B4 S Bi-Turbo Cabrio
22 mpg
city
19 mpg
No data
highway
No data
Kraftstoffanzeige
15.9 gal
Fuel Tank Capacity
15.9 gal
Kraftstoffanzeige
466 mi
Range
409 mi
B4 Bi-Turbo Cabrio
466 mi
409 mi
B4 S Bi-Turbo Cabrio
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).
172.4 kWh
B4 Bi-Turbo Cabrio
151.6 kWh
172.4 kWh
B4 S Bi-Turbo Cabrio
Euro 6b (NEFZ)
Emission Standard
Euro 6d-TEMP (WLTP)
299 g/mi (NEFZ)
CO2 Emissions
333 g/mi (NEFZ)

Practical Convenience

B4 Bi-Turbo Cabrio
B4 S Bi-Turbo Cabrio
2
Doors
2
4
No. of Seats
4
849 lb
Maximum Payload
849 lb
10.5 cu ft
Trunk Volume
10.5 cu ft
No data
Cargo Volume (Seats Down)
No data