The Comparative Analysis :

ALPINA B3 S Bi-Turbo Coupé AWD Switch-Tronic (10 - 13) vs. BMW 420i Coupé xDrive (13 - 16)

€ 66,300
ALPINA B3 S Bi-Turbo Coupé AWD Switch-Tronic (10 - 13) ALPINA B3 S Bi-Turbo Coupé
€ 39,300
 BMW 420i Coupé xDrive (13 - 16) BMW 420i Coupé
€ 66,300
Base Price ⓘBase price of a new vehicle with standard equipment in Germany at market launch.
€ 39,300

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

Vehicle Dimensions

The dimensions of these vehicles differ a little. The ALPINA B3 S Bi-Turbo Coupé is 0.6 inches shorter, 1.7 inches narrower and 0.7 inches taller than the BMW 420i Coupé.
ALPINA B3 S Bi-Turbo Coupé
BMW 420i Coupé
55.5
Blueprint ALPINA B3 S Bi-Turbo Coupé AWD Switch-Tronic (10 - 13)
70.2
78
54.8
Blueprint BMW 420i Coupé xDrive (13 - 16)
71.9
79.4
70.2 in
Width
71.9 in
78 in
Width Incl. Mirrors
79.4 in
55.5 in
Height
54.8 in
Blueprint ALPINA B3 S Bi-Turbo Coupé AWD Switch-Tronic (10 - 13)
108.7
182
Blueprint BMW 420i Coupé xDrive (13 - 16)
110.6
182.6
182 in
Length
182.6 in
108.7 in
Wheelbase
110.6 in

Vehicle Weight

ALPINA B3 S Bi-Turbo Coupé
BMW 420i Coupé
3847 lb
Curb Weight
3516 lb
4740 lb
Gross Vehicle
Weight
4497 lb
ALPINA B3 S Bi-Turbo Coupé AWD Switch-Tronic (10 - 13)
Weight Difference:
331 lb
8.6 %
BMW 420i Coupé xDrive (13 - 16)

General

ALPINA B3 S Bi-Turbo Coupé
BMW 420i Coupé
E92
Generation
F32
Coupe
Car Body Style
Coupe
Premium Unleaded
Fuel Type
Premium Unleaded
Permanent all-wheel drive (AWD)
Drivetrain
Permanent all-wheel drive (AWD)
6-speed automatic transmission
Transmission
6-speed manual transmission

Engine

ALPINA B3 S Bi-Turbo Coupé
BMW 420i Coupé
Straight-six gasoline engine with two tur­bo­chargers (bi­turbo)
Engine Type
Straight-four gasoline engine with tur­bo­charger
Engine Series
BMW N20
N54-K30
Engine Code
N20-B20
4
Valves
4
6
Cylinders
4
3 L / 147 cu in
Displacement
2 L / 98 cu in
395 hp
at 6000 rpm
Power
181 hp
at 5000 rpm
ALPINA B3 S Bi-Turbo Coupé
395 hp
181 hp
BMW 420i Coupé
398 lb‑ft
at 4500 rpm
Max. Torque
199 lb‑ft
at 1250 rpm
ALPINA B3 S Bi-Turbo Coupé
398 lb‑ft
199 lb‑ft
BMW 420i Coupé

Performance

ALPINA B3 S Bi-Turbo Coupé
BMW 420i Coupé
183 mph
Maximum Speed
145 mph
4.7 sec
Acceleration 0 to 62 mph
7.4 sec
62 mph 62
mph

213 ft
0.000 sec

ALPINA B3 S Bi-Turbo Coupé

62 mph 62
mph

338 ft
0.000 sec

BMW 420i Coupé

▶ REPLAY
9.74 lb/hp
Weight-to-Power Ratio
19.43 lb/hp
ALPINA B3 S Bi-Turbo Coupé
9.74 lb/hp
19.43 lb/hp
BMW 420i Coupé

Fuel Economy / Emissions

ALPINA B3 S Bi-Turbo Coupé
BMW 420i Coupé
Fuel Economy
24 mpg
combined
35 mpg
ALPINA B3 S Bi-Turbo Coupé
24 mpg
35 mpg
BMW 420i Coupé
17 mpg
city
26 mpg
No data
highway
No data
Kraftstoffanzeige
16.6 gal
Fuel Tank Capacity
15.9 gal
Kraftstoffanzeige
391 mi
Range
548 mi
ALPINA B3 S Bi-Turbo Coupé
391 mi
548 mi
BMW 420i Coupé
Environmental Impact
189.4 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).
128.7 kWh
ALPINA B3 S Bi-Turbo Coupé
189.4 kWh
128.7 kWh
BMW 420i Coupé
Euro 5
Emission Standard
Euro 6b (NEFZ)
373 g/mi (NEFZ)
CO2 Emissions
256 g/mi (NEFZ)

Practical Convenience

ALPINA B3 S Bi-Turbo Coupé
BMW 420i Coupé
2
Doors
2
4
No. of Seats
4
893 lb
Maximum Payload
981 lb
12.2 cu ft
Trunk Volume
12.6 cu ft
No data
Cargo Volume (Seats Down)
No data