The Comparative Analysis :
ALPINA B4 S Bi-Turbo Coupé Edition 99 Switch-Tronic (18 - 19) vs. BMW 420d Coupé xDrive (13 - 15)
€ 88,900
		
					 
					€ 42,000
					
					 
					€ 88,900
					Base Price ⓘBase price of a new vehicle with standard equipment in Germany at market launch.
					€ 42,000
				ⓘBase price of a new vehicle with standard equipment in Germany at market launch. Price Info
Vehicle Dimensions
Тhere is barely any difference in dimensions between the two vehicles. Both cars are  the same  width, but the ALPINA B4 S Bi-Turbo Coupé is  0.1 inches longer and  0.7 inches lower. 
				
				ALPINA B4 S Bi-Turbo Coupé
					BMW 420d Coupé
				54.1
							
							71.9
							
							79.7
							
						54.8
							
							71.9
															
							79.4
							
						71.9 in
					Width
					71.9 in
				79.7 in
					Width Incl. Mirrors
					79.4 in
				54.1 in
					Height
					54.8 in
				110.6
							
							182.7
							
						110.6
							
							182.6
							
						182.7 in
					Length
					182.6 in
				110.6 in
					Wheelbase
					110.6 in
				Vehicle Weight
ALPINA B4 S Bi-Turbo Coupé
					BMW 420d Coupé
				3726 lb
					Curb Weight
					3538 lb
				4707 lb
					Gross Vehicle
Weight
					Weight
4519 lb
				 
								Weight Difference:
								187 lb
									5.02 %
								 
								General
ALPINA B4 S Bi-Turbo Coupé
					BMW 420d Coupé
				F32
	
					Generation
					F32
				Coupe
	
					Car Body Style
					Coupe
				Premium Unleaded
					Fuel Type
					Diesel
				
Rear-wheel drive
					Drivetrain
					Permanent all-wheel drive (AWD)
						
8-speed automatic transmission
					Transmission
					6-speed manual transmission
				Engine
ALPINA B4 S Bi-Turbo Coupé
					BMW 420d Coupé
				Straight-six gasoline engine with two turbochargers (biturbo)
	
					Engine Type
					Straight-four diesel engine with turbocharger
				Engine Series
BMW N47
N55-B30
Engine Code
N47-D20

4
Valves
					4
6
Cylinders
					4
3 L / 147 cu in
Displacement
					2 L / 98 cu in
446 hp
						at 5500 rpm
					Power
					181 hp
						at 4000 rpm
					ALPINA B4 S Bi-Turbo Coupé
						446 hp
						181 hp
						BMW 420d Coupé
					502 lb‑ft
						at 3000 rpm
					Max. Torque
					280 lb‑ft
						at 1750 rpm
					ALPINA B4 S Bi-Turbo Coupé
						502 lb‑ft
						280 lb‑ft
						BMW 420d Coupé
					Performance
ALPINA B4 S Bi-Turbo Coupé
					BMW 420d Coupé
				
							
							
							190 mph
						
					Maximum Speed
					
							
							
							147 mph
						
					4.2 sec
					Acceleration 0 to 62 mph
					7.5 sec
				
									62 mph
									62
mph
mph
190 ft
							0.000 sec
								 
								ALPINA B4 S Bi-Turbo Coupé
									62 mph
									62
mph
mph
341 ft
							0.000 sec
								 
								BMW 420d Coupé
▶ REPLAY
						8.35 lb/hp
					Weight-to-Power Ratio
					19.55 lb/hp
						
				ALPINA B4 S Bi-Turbo Coupé
						8.35 lb/hp
						19.55 lb/hp
						BMW 420d Coupé
					Fuel Economy / Emissions
ALPINA B4 S Bi-Turbo Coupé
					BMW 420d Coupé
				Fuel Economy
	
				
						26 mpg
						
					
					combined
					
						49 mpg
						
					
				ALPINA B4 S Bi-Turbo Coupé
						26 mpg
						49 mpg
						BMW 420d Coupé
					19 mpg
					city
					40 mpg
						
				No data
					highway
					No data
						
				15.9 gal
					Fuel Tank Capacity
					15.1 gal
						409 mi
					Range
					738 mi
				ALPINA B4 S Bi-Turbo Coupé
						409 mi
						738 mi
						BMW 420d Coupé
					Environmental Impact
	
				172.4 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).
					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).
98.8 kWh
						
				ALPINA B4 S Bi-Turbo Coupé
						172.4 kWh
						98.8 kWh
						BMW 420d Coupé
					Euro 6d-TEMP-EVAP (WLTP)
					Emission Standard
					Euro 6b (NEFZ)
						
				333 g/mi (NEFZ)
					CO2 Emissions
					203 g/mi (NEFZ)
						
				Practical Convenience
ALPINA B4 S Bi-Turbo Coupé
					BMW 420d Coupé
				2
					Doors
					2
				4
					No. of Seats
					4
				981 lb
					Maximum Payload
					981 lb
				12.6 cu ft
					Trunk Volume
					12.6 cu ft
				







No data
					Cargo Volume (Seats Down)
					No data
				




















