The Comparative Analysis :
BMW i8 Coupé (18 - ..) vs. Mercedes S 63 AMG Coupé 4MATIC+ SPEEDSHIFT MCT 9G-TRONIC (18 - ..)
€ 138,000

€ 178,500

€ 138,000
Base Price ⓘBase price of a new vehicle with standard equipment in Germany at market launch.
€ 178,500
ⓘ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. The BMW i8 Coupé is 36.2 cm shorter, 2.9 cm wider and 12.1 cm lower than the Mercedes S 63 AMG Coupé.
BMW i8 Coupé
Mercedes S 63 AMG Coupé
1291
1942
2218
1412
1913
2108
1942 mm
Width
1913 mm
2218 mm
Width Incl. Mirrors
2108 mm
1291 mm
Height
1412 mm
2800
4689
2945
5051
4689 mm
Length
5051 mm
2800 mm
Wheelbase
2945 mm
Vehicle Weight
BMW i8 Coupé
Mercedes S 63 AMG Coupé
1610 kg
Kerb Weight
2080 kg
1905 kg
Gross Vehicle
Weight
Weight
2545 kg

Weight Difference:
470 kg
22.6 %

General
BMW i8 Coupé
Mercedes S 63 AMG Coupé
I12
Generation
C217
Coupe
Car Body Style
Coupe
Super Unleaded (98 RON)
Fuel Type
Super Unleaded (98 RON)

On-demand four-wheel drive with automatic engagement
Drive
Permanent all-wheel drive

6-speed automatic transmission
Transmission
9-speed automatic transmission
Engine
BMW i8 Coupé
Mercedes S 63 AMG Coupé
3-cylinder plug-in hybrid petrol engine with turbocharger
Engine Type
V8 petrol engine with two turbochargers (biturbo)
BMW B38
Engine Series
Mercedes-Benz M 177
B38-K15
Engine Code
M 177.980

4
Valves
4
3
Cylinders
8
1499 CC
Engine Capacity
3982 CC
369 bhp
at 5800 rpm
Power
604 bhp
at 5500 rpm
BMW i8 Coupé
369 bhp
604 bhp
Mercedes S 63 AMG Coupé
570 NM
at 3700 rpm
Max. Torque
900 NM
at 2750 rpm
BMW i8 Coupé
570 NM
900 NM
Mercedes S 63 AMG Coupé
Performance
BMW i8 Coupé
Mercedes S 63 AMG Coupé
155 mph
Maximum Speed
155 mph
4.4 sec
Acceleration 0 to 62 mph
3.5 sec
62 mph
62
mph
mph
61 m
0.000 sec

BMW i8 Coupé
62 mph
62
mph
mph
49 m
0.000 sec

Mercedes S 63 AMG Coupé
▶ REPLAY
4.36 kg/bhp
Weight-to-Power Ratio
3.44 kg/bhp
BMW i8 Coupé
4.36 kg/bhp
3.44 kg/bhp
Mercedes S 63 AMG Coupé
Fuel Economy / Emissions
BMW i8 Coupé
Mercedes S 63 AMG Coupé
Fuel Economy
157 mpg
combined
25 mpg
BMW i8 Coupé
157 mpg
25 mpg
Mercedes S 63 AMG Coupé
No data
city
18 mpg
No data
motorway
33 mpg
30 L
Fuel Tank Capacity
80 L
1036 mi
Range
444 mi
BMW i8 Coupé
1036 mi
444 mi
Mercedes S 63 AMG Coupé
Environmental Impact
34.1 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).
212.1 kWh
BMW i8 Coupé
34.1 kWh
212.1 kWh
Mercedes S 63 AMG Coupé
Euro 6d-TEMP-EVAP (WLTP)
Emission Standard
Euro 6
48 g/km (WLTP)
CO2 Emissions
264 g/km (WLTP)
Practical Convenience
BMW i8 Coupé
Mercedes S 63 AMG Coupé
3
Doors
2
4
No. of Seats
4
295 kg
Maximum Payload
465 kg
154 L
Boot Capacity
400 L






No data
Boot Capacity (Seats Down)
No data