The Comparative Analysis :
BMW M8 Competition Gran Coupé xDrive Steptronic Sport (19 - ..) vs. BMW i8 Coupé (18 - ..)
€ 165,000
![BMW M8 Competition Gran Coupé xDrive Steptronic Sport (19 - ..)](graphbase/cars/cars_big_png/BMW_8er_M8_G16.png)
€ 138,000
![BMW i8 Coupé (18 - ..)](graphbase/cars/cars_big/BMW_i8_I12.webp)
€ 165,000
Base Price ⓘBase price of a new vehicle with standard equipment in Germany at market launch.
€ 138,000
ⓘBase price of a new vehicle with standard equipment in Germany at market launch. Price Info
Vehicle Dimensions
The dimensions of these vehicles differ significantly. Both cars are the same width, but the M8 Competition Gran Coupé is 16.1 inches longer and 5.1 inches taller.
M8 Competition Gran Coupé
i8 Coupé
55.9
76.5
84.1
50.8
76.5
87.3
76.5 in
Width
76.5 in
84.1 in
Width Incl. Mirrors
87.3 in
55.9 in
Height
50.8 in
119.2
200.7
110.2
184.6
200.7 in
Length
184.6 in
119.2 in
Wheelbase
110.2 in
Vehicle Weight
M8 Competition Gran Coupé
i8 Coupé
4530 lb
Curb Weight
3549 lb
5379 lb
Gross Vehicle
Weight
Weight
4200 lb
![BMW M8 Competition Gran Coupé xDrive Steptronic Sport (19 - ..)](graphbase/cars/cars_big_png/BMW_8er_M8_G16.png)
Weight Difference:
981 lb
21.65 %
![BMW i8 Coupé (18 - ..)](graphbase/cars/cars_big_png/BMW_i8_I12.png)
General
M8 Competition Gran Coupé
i8 Coupé
G16
Generation
I12
Coupe
Car Body Style
Coupe
Premium Unleaded
Fuel Type
Premium Unleaded
![](graphbase/drivetrain/AWD.png)
Permanent all-wheel drive (AWD)
Drivetrain
On-demand four-wheel drive (4WD) with automatic engagement
![](graphbase/drivetrain/4WD.png)
8-speed automatic transmission
Transmission
6-speed automatic transmission
Engine
M8 Competition Gran Coupé
i8 Coupé
V8 gasoline engine with two turbochargers (biturbo)
Engine Type
3-cylinder plug-in hybrid gasoline engine with turbocharger
BMW S63
Engine Series
BMW B38
S63-B44
Engine Code
B38-K15
4
Valves
4
8
Cylinders
3
4.4 L / 215 cu in
Displacement
1.5 L / 73 cu in
616 hp
at 6000 rpm
Power
369 hp
at 5800 rpm
M8 Competition Gran Coupé
616 hp
369 hp
i8 Coupé
553 lb‑ft
at 1800 rpm
Max. Torque
420 lb‑ft
at 3700 rpm
M8 Competition Gran Coupé
553 lb‑ft
420 lb‑ft
i8 Coupé
Performance
M8 Competition Gran Coupé
i8 Coupé
155 mph
Maximum Speed
155 mph
3.2 sec
Acceleration 0 to 62 mph
4.4 sec
62 mph
62
mph
mph
144 ft
0.000 sec
![](graphbase/cars/cars_small_png/BMW_8er_M8_G16.png)
M8 Competition Gran Coupé
62 mph
62
mph
mph
200 ft
0.000 sec
![](graphbase/cars/cars_small_png/BMW_i8_I12.png)
i8 Coupé
▶ REPLAY
7.35 lb/hp
Weight-to-Power Ratio
9.62 lb/hp
M8 Competition Gran Coupé
7.35 lb/hp
9.62 lb/hp
i8 Coupé
Fuel Economy / Emissions
M8 Competition Gran Coupé
i8 Coupé
Fuel Economy
22 mpg
combined
131 mpg
M8 Competition Gran Coupé
22 mpg
131 mpg
i8 Coupé
No data
city
No data
No data
highway
No data
18 gal
Fuel Tank Capacity
7.9 gal
391 mi
Range
1036 mi
M8 Competition Gran Coupé
391 mi
1036 mi
i8 Coupé
Environmental Impact
204.5 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).
34.1 kWh
M8 Competition Gran Coupé
204.5 kWh
34.1 kWh
i8 Coupé
Euro 6d-TEMP-EVAP-ISC (WLTP)
Emission Standard
Euro 6d-TEMP-EVAP (WLTP)
410 g/mi (WLTP)
CO2 Emissions
77 g/mi (WLTP)
Practical Convenience
M8 Competition Gran Coupé
i8 Coupé
4
Doors
3
5
No. of Seats
4
849 lb
Maximum Payload
650 lb
12.5 cu ft
Trunk Volume
4.4 cu ft
![](graphbase/koffer/KL.png)
![](graphbase/koffer/KL.png)
![](graphbase/koffer/KL.png)
![](graphbase/koffer/KM.png)
![](graphbase/koffer/KL.png)
![](graphbase/koffer/KB.png)
No data
Cargo Volume (Seats Down)
No data