The Comparative Analysis :

BMW 640i Coupé Steptronic (15 - 17) vs. Mercedes S 65 AMG Coupé SPEEDSHIFT PLUS (14 - 17)

€ 81,900
BMW 640i Coupé Steptronic (15 - 17) BMW 640i Coupé
€ 248,100
 Mercedes S 65 AMG Coupé SPEEDSHIFT PLUS (14 - 17) Mercedes S 65 AMG Coupé
€ 81,900
Base Price ⓘBase price of a new vehicle with standard equipment in Germany at market launch.
€ 248,100

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

Vehicle Dimensions

The BMW 640i Coupé is considerably smaller in every dimension. It's 5.9 inches shorter, 0.7 inches narrower and 2.1 inches lower than the Mercedes S 65 AMG Coupé.
BMW 640i Coupé
Mercedes S 65 AMG Coupé
53.9
Blueprint BMW 640i Coupé Steptronic (15 - 17)
74.6
81.9
56
Blueprint Mercedes S 65 AMG Coupé SPEEDSHIFT PLUS (14 - 17)
75.3
83
74.6 in
Width
75.3 in
81.9 in
Width Incl. Mirrors
83 in
53.9 in
Height
56 in
Blueprint BMW 640i Coupé Steptronic (15 - 17)
112.4
192.7
Blueprint Mercedes S 65 AMG Coupé SPEEDSHIFT PLUS (14 - 17)
115.9
198.6
192.7 in
Length
198.6 in
112.4 in
Wheelbase
115.9 in

Vehicle Weight

BMW 640i Coupé
Mercedes S 65 AMG Coupé
3880 lb
Curb Weight
4817 lb
4872 lb
Gross Vehicle
Weight
5699 lb
BMW 640i Coupé Steptronic (15 - 17)
Weight Difference:
937 lb
19.45 %
Mercedes S 65 AMG Coupé SPEEDSHIFT PLUS (14 - 17)

General

BMW 640i Coupé
Mercedes S 65 AMG Coupé
F13
Generation
C217
Coupe
Car Body Style
Coupe
Premium Unleaded
Fuel Type
Premium Unleaded
Rear-wheel drive
Drivetrain
Rear-wheel drive
8-speed automatic transmission
Transmission
7-speed automatic transmission

Engine

BMW 640i Coupé
Mercedes S 65 AMG Coupé
Straight-six gasoline engine with tur­bo­charger
Engine Type
V12 gasoline engine with two tur­bo­chargers (bi­turbo)
BMW N55
Engine Series
Mercedes-Benz M 279
N55-B30
Engine Code
M 279.980
4
Valves
4
6
Cylinders
12
3 L / 147 cu in
Displacement
6 L / 294 cu in
316 hp
at 5800 rpm
Power
621 hp
at 4800 rpm
BMW 640i Coupé
316 hp
621 hp
Mercedes S 65 AMG Coupé
332 lb‑ft
at 1300 rpm
Max. Torque
738 lb‑ft
at 2300 rpm
BMW 640i Coupé
332 lb‑ft
738 lb‑ft
Mercedes S 65 AMG Coupé

Performance

BMW 640i Coupé
Mercedes S 65 AMG Coupé
155 mph
Maximum Speed
155 mph
5.3 sec
Acceleration 0 to 62 mph
4.1 sec
62 mph 62
mph

243 ft
0.000 sec

BMW 640i Coupé

62 mph 62
mph

187 ft
0.000 sec

Mercedes S 65 AMG Coupé

▶ REPLAY
12.28 lb/hp
Weight-to-Power Ratio
7.76 lb/hp
BMW 640i Coupé
12.28 lb/hp
7.76 lb/hp
Mercedes S 65 AMG Coupé

Fuel Economy / Emissions

BMW 640i Coupé
Mercedes S 65 AMG Coupé
Fuel Economy
31 mpg
combined
20 mpg
BMW 640i Coupé
31 mpg
20 mpg
Mercedes S 65 AMG Coupé
22 mpg
city
14 mpg
No data
highway
27 mpg
Kraftstoffanzeige
18.5 gal
Fuel Tank Capacity
21.1 gal
Kraftstoffanzeige
572 mi
Range
418 mi
BMW 640i Coupé
572 mi
418 mi
Mercedes S 65 AMG Coupé
Environmental Impact
144 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).
225.5 kWh
BMW 640i Coupé
144 kWh
225.5 kWh
Mercedes S 65 AMG Coupé
Euro 6b (NEFZ)
Emission Standard
Euro 6b (NEFZ)
285 g/mi (NEFZ)
CO2 Emissions
449 g/mi (NEFZ)

Practical Convenience

BMW 640i Coupé
Mercedes S 65 AMG Coupé
2
Doors
2
4
No. of Seats
4
992 lb
Maximum Payload
882 lb
13 cu ft
Trunk Volume
11.3 cu ft
No data
Cargo Volume (Seats Down)
No data