The Comparative Analysis :

BMW 420i Coupé (16 - 17) vs. ALPINA B3 S Coupé Switch-Tronic (03 - 06)

€ 37,600
BMW 420i Coupé (16 - 17) BMW 420i Coupé
€ 53,200
 ALPINA B3 S Coupé Switch-Tronic (03 - 06) ALPINA B3 S Coupé
€ 37,600
Base Price ⓘBase price of a new vehicle with standard equipment in Germany at market launch.
€ 53,200

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

Vehicle Dimensions

The BMW 420i Coupé is considerably bigger in every dimension. It's 5.9 inches longer, 2.7 inches wider and 0.4 inches taller than the ALPINA B3 S Coupé.
BMW 420i Coupé
ALPINA B3 S Coupé
54.2
Blueprint BMW 420i Coupé (16 - 17)
71.9
79.4
53.8
Blueprint ALPINA B3 S Coupé Switch-Tronic (03 - 06)
69.2
80.1
71.9 in
Width
69.2 in
79.4 in
Width Incl. Mirrors
80.1 in
54.2 in
Height
53.8 in
Blueprint BMW 420i Coupé (16 - 17)
110.6
182.6
Blueprint ALPINA B3 S Coupé Switch-Tronic (03 - 06)
107.3
176.7
182.6 in
Length
176.7 in
110.6 in
Wheelbase
107.3 in

Vehicle Weight

BMW 420i Coupé
ALPINA B3 S Coupé
3417 lb
Curb Weight
3263 lb
4398 lb
Gross Vehicle
Weight
4365 lb
BMW 420i Coupé (16 - 17)
Weight Difference:
154 lb
4.51 %
ALPINA B3 S Coupé Switch-Tronic (03 - 06)

General

BMW 420i Coupé
ALPINA B3 S Coupé
F32
Generation
E46
Coupe
Car Body Style
Coupe
Premium Unleaded
Fuel Type
Premium Unleaded
Rear-wheel drive
Drivetrain
Rear-wheel drive
6-speed manual transmission
Transmission
5-speed automatic transmission

Engine

BMW 420i Coupé
ALPINA B3 S Coupé
Straight-four gasoline engine with tur­bo­charger
Engine Type
Straight-six gasoline engine (nat­u­ral­ly as­pi­rat­ed engine)
BMW B48
Engine Series
B48-B20
Engine Code
E5/1
4
Valves
4
4
Cylinders
6
2 L / 98 cu in
Displacement
3.3 L / 161 cu in
181 hp
at 5000 rpm
Power
301 hp
at 6300 rpm
BMW 420i Coupé
181 hp
301 hp
ALPINA B3 S Coupé
199 lb‑ft
at 1350 rpm
Max. Torque
267 lb‑ft
at 4500 rpm
BMW 420i Coupé
199 lb‑ft
267 lb‑ft
ALPINA B3 S Coupé

Performance

BMW 420i Coupé
ALPINA B3 S Coupé
147 mph
Maximum Speed
165 mph
7.3 sec
Acceleration 0 to 62 mph
6.3 sec
62 mph 62
mph

331 ft
0.000 sec

BMW 420i Coupé

62 mph 62
mph

289 ft
0.000 sec

ALPINA B3 S Coupé

▶ REPLAY
18.88 lb/hp
Weight-to-Power Ratio
10.84 lb/hp
BMW 420i Coupé
18.88 lb/hp
10.84 lb/hp
ALPINA B3 S Coupé

Fuel Economy / Emissions

BMW 420i Coupé
ALPINA B3 S Coupé
Fuel Economy
41 mpg
combined
20 mpg
BMW 420i Coupé
41 mpg
20 mpg
ALPINA B3 S Coupé
31 mpg
city
13 mpg
No data
highway
No data
Kraftstoffanzeige
15.9 gal
Fuel Tank Capacity
16.6 gal
Kraftstoffanzeige
642 mi
Range
337 mi
BMW 420i Coupé
642 mi
337 mi
ALPINA B3 S Coupé
Environmental Impact
109.9 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).
219.8 kWh
BMW 420i Coupé
109.9 kWh
219.8 kWh
ALPINA B3 S Coupé
Euro 6b (NEFZ)
Emission Standard
Euro 3
216 g/mi (NEFZ)
CO2 Emissions
447 g/mi (NEFZ)

Practical Convenience

BMW 420i Coupé
ALPINA B3 S Coupé
2
Doors
2
4
No. of Seats
5
981 lb
Maximum Payload
1102 lb
12.6 cu ft
Trunk Volume
11.6 cu ft
No data
Cargo Volume (Seats Down)
No data