The Comparative Analysis :
BMW 840i Coupé xDrive Steptronic (19 - ..) vs. Porsche 911 Turbo Coupé PDK (13 - 15)
€ 97,800

€ 165,100

€ 97,800
Base Price ⓘBase price of a new vehicle with standard equipment in Germany at market launch.
€ 165,100
ⓘBase price of a new vehicle with standard equipment in Germany at market launch. Price Info
Vehicle Dimensions
The BMW 840i Coupé is considerably bigger in every dimension. It's 13.3 inches longer, 0.9 inches wider and 1.8 inches taller than the Porsche 911 Turbo Coupé.
BMW 840i Coupé
Porsche 911 Turbo Coupé
52.8
74.9
84.1
51
74
77.9
74.9 in
Width
74 in
84.1 in
Width Incl. Mirrors
77.9 in
52.8 in
Height
51 in
111.1
190.7
96.5
177.4
190.7 in
Length
177.4 in
111.1 in
Wheelbase
96.5 in
Vehicle Weight
BMW 840i Coupé
Porsche 911 Turbo Coupé
4068 lb
Curb Weight
3682 lb
5027 lb
Gross Vehicle
Weight
Weight
4387 lb

Weight Difference:
386 lb
9.49 %

General
BMW 840i Coupé
Porsche 911 Turbo Coupé
G15
Generation
991
Coupe
Car Body Style
Coupe
Premium Unleaded
Fuel Type
Premium Unleaded

Permanent all-wheel drive (AWD)
Drivetrain
Permanent all-wheel drive (AWD)

8-speed automatic transmission
Transmission
7-speed dual clutch transmission
Engine
BMW 840i Coupé
Porsche 911 Turbo Coupé
Straight-six gasoline engine with turbocharger
Engine Type
6-cylinder boxer gasoline engine with two turbochargers (biturbo)
BMW B58
Engine Series
B58-B30
Engine Code

4
Valves
4
6
Cylinders
6
3 L / 147 cu in
Displacement
3.8 L / 186 cu in
335 hp
at 5000 rpm
Power
513 hp
at 6000 rpm
BMW 840i Coupé
335 hp
513 hp
Porsche 911 Turbo Coupé
369 lb‑ft
at 1600 rpm
Max. Torque
487 lb‑ft
at 1950 rpm
BMW 840i Coupé
369 lb‑ft
487 lb‑ft
Porsche 911 Turbo Coupé
Performance
BMW 840i Coupé
Porsche 911 Turbo Coupé
155 mph
Maximum Speed
196 mph
4.7 sec
Acceleration 0 to 62 mph
3.4 sec
62 mph
62
mph
mph
213 ft
0.000 sec

BMW 840i Coupé
62 mph
62
mph
mph
154 ft
0.000 sec

Porsche 911 Turbo Coupé
▶ REPLAY
12.14 lb/hp
Weight-to-Power Ratio
7.18 lb/hp
BMW 840i Coupé
12.14 lb/hp
7.18 lb/hp
Porsche 911 Turbo Coupé
Fuel Economy / Emissions
BMW 840i Coupé
Porsche 911 Turbo Coupé
Fuel Economy
31 mpg
combined
24 mpg
BMW 840i Coupé
31 mpg
24 mpg
Porsche 911 Turbo Coupé
25 mpg
city
18 mpg
No data
highway
31 mpg
18 gal
Fuel Tank Capacity
18 gal
564 mi
Range
436 mi
BMW 840i Coupé
564 mi
436 mi
Porsche 911 Turbo Coupé
Environmental Impact
142.1 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).
183.8 kWh
BMW 840i Coupé
142.1 kWh
183.8 kWh
Porsche 911 Turbo Coupé
Euro 6d-TEMP-EVAP-ISC (WLTP)
Emission Standard
Euro 6b (NEFZ)
323 g/mi (WLTP)
CO2 Emissions
365 g/mi (NEFZ)
Practical Convenience
BMW 840i Coupé
Porsche 911 Turbo Coupé
2
Doors
2
4
No. of Seats
4
959 lb
Maximum Payload
705 lb
11.9 cu ft
Trunk Volume
3.3 cu ft







No data
Cargo Volume (Seats Down)
No data