The Comparative Analysis :

BMW 640i Cabrio Steptronic (15 - 18) vs. Mercedes S 63 AMG Cabriolet 4MATIC+ SPEEDSHIFT MCT 9G-TRONIC (18 - ..)

€ 91,700
BMW 640i Cabrio Steptronic (15 - 18) BMW 640i Cabrio
€ 193,900
 Mercedes S 63 AMG Cabriolet 4MATIC+ SPEEDSHIFT MCT 9G-TRONIC (18 - ..) Mercedes S 63 AMG Cabriolet
€ 91,700
Base Price ⓘBase price of a new vehicle with standard equipment in Germany at market launch.
€ 193,900

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

Vehicle Dimensions

The BMW 640i Cabrio is considerably smaller in every dimension. It's 15.7 cm shorter, 1.9 cm narrower and 5.3 cm lower than the Mercedes S 63 AMG Cabriolet.
BMW 640i Cabrio
Mercedes S 63 AMG Cabriolet
1365
Blueprint BMW 640i Cabrio Steptronic (15 - 18)
1894
2081
1418
Blueprint Mercedes S 63 AMG Cabriolet 4MATIC+ SPEEDSHIFT MCT 9G-TRONIC (18 - ..)
1913
2108
1894 mm
Width
1913 mm
2081 mm
Width Incl. Mirrors
2108 mm
1365 mm
Height
1418 mm
Blueprint BMW 640i Cabrio Steptronic (15 - 18)
2855
4894
Blueprint Mercedes S 63 AMG Cabriolet 4MATIC+ SPEEDSHIFT MCT 9G-TRONIC (18 - ..)
2945
5051
4894 mm
Length
5051 mm
2855 mm
Wheelbase
2945 mm

Vehicle Weight

BMW 640i Cabrio
Mercedes S 63 AMG Cabriolet
1895 kg
Kerb Weight
2185 kg
2325 kg
Gross Vehicle
Weight
2635 kg
BMW 640i Cabrio Steptronic (15 - 18)
Weight Difference:
290 kg
13.27 %
Mercedes S 63 AMG Cabriolet 4MATIC+ SPEEDSHIFT MCT 9G-TRONIC (18 - ..)

General

BMW 640i Cabrio
Mercedes S 63 AMG Cabriolet
F12
Generation
A217
Convertible
Car Body Style
Convertible
Super Unleaded (98 RON)
Fuel Type
Super Unleaded (98 RON)
Rear-wheel drive
Drive
Permanent all-wheel drive
8-speed automatic transmission
Transmission
9-speed automatic transmission

Engine

BMW 640i Cabrio
Mercedes S 63 AMG Cabriolet
Straight-six petrol engine with tur­bo­charger
Engine Type
V8 petrol engine with two tur­bo­chargers (bi­turbo)
BMW N55
Engine Series
Mercedes-Benz M 177
N55-B30
Engine Code
M 177.980
4
Valves
4
6
Cylinders
8
2979 CC
Engine Capacity
3982 CC
316 bhp
at 5800 rpm
Power
604 bhp
at 5500 rpm
BMW 640i Cabrio
316 bhp
604 bhp
Mercedes S 63 AMG Cabriolet
450 NM
at 1300 rpm
Max. Torque
900 NM
at 2750 rpm
BMW 640i Cabrio
450 NM
900 NM
Mercedes S 63 AMG Cabriolet

Performance

BMW 640i Cabrio
Mercedes S 63 AMG Cabriolet
155 mph
Maximum Speed
155 mph
5.5 sec
Acceleration 0 to 62 mph
3.5 sec
62 mph 62
mph

76 m
0.000 sec

BMW 640i Cabrio

62 mph 62
mph

49 m
0.000 sec

Mercedes S 63 AMG Cabriolet

▶ REPLAY
6 kg/bhp
Weight-to-Power Ratio
3.62 kg/bhp
BMW 640i Cabrio
6 kg/bhp
3.62 kg/bhp
Mercedes S 63 AMG Cabriolet

Fuel Economy / Emissions

BMW 640i Cabrio
Mercedes S 63 AMG Cabriolet
Fuel Economy
37 mpg
combined
25 mpg
BMW 640i Cabrio
37 mpg
25 mpg
Mercedes S 63 AMG Cabriolet
26 mpg
city
18 mpg
No data
motorway
31 mpg
Kraftstoffanzeige
70 L
Fuel Tank Capacity
80 L
Kraftstoffanzeige
565 mi
Range
432 mi
BMW 640i Cabrio
565 mi
432 mi
Mercedes S 63 AMG Cabriolet
Environmental Impact
145.8 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).
217.9 kWh
BMW 640i Cabrio
145.8 kWh
217.9 kWh
Mercedes S 63 AMG Cabriolet
Euro 6b (NEFZ)
Emission Standard
Euro 6
179 g/km (NEFZ)
CO2 Emissions
273 g/km (WLTP)

Practical Convenience

BMW 640i Cabrio
Mercedes S 63 AMG Cabriolet
2
Doors
2
4
No. of Seats
4
430 kg
Maximum Payload
450 kg
350 L
Boot Capacity
400 L
No data
Boot Capacity (Seats Down)
No data