The Comparative Analysis :
BMW 640i Gran Coupé xDrive Automatic (13 - 13) vs. Mercedes S 63 AMG Coupé SPEEDSHIFT MCT (14 - 17)
€ 83,300

€ 175,400

€ 83,300
Base Price ⓘBase price of a new vehicle with standard equipment in Germany at market launch.
€ 175,400
ⓘBase price of a new vehicle with standard equipment in Germany at market launch. Price Info
Vehicle Dimensions
The BMW 640i Gran Coupé is a little smaller in every dimension. It's 1.5 inches shorter, 0.7 inches narrower and 1.2 inches lower than the Mercedes S 63 AMG Coupé.
BMW 640i Gran Coupé
Mercedes S 63 AMG Coupé
54.8
74.6
81.9
56
75.3
83
74.6 in
Width
75.3 in
81.9 in
Width Incl. Mirrors
83 in
54.8 in
Height
56 in
116.9
197.1
115.9
198.6
197.1 in
Length
198.6 in
116.9 in
Wheelbase
115.9 in
Vehicle Weight
BMW 640i Gran Coupé
Mercedes S 63 AMG Coupé
4189 lb
Curb Weight
4564 lb
5357 lb
Gross Vehicle
Weight
Weight
5589 lb

Weight Difference:
375 lb
8.22 %

General
BMW 640i Gran Coupé
Mercedes S 63 AMG Coupé
F06
Generation
C217
Coupe
Car Body Style
Coupe
Premium Unleaded
Fuel Type
Premium Unleaded

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

8-speed automatic transmission
Transmission
7-speed automatic transmission
Engine
BMW 640i Gran Coupé
Mercedes S 63 AMG Coupé
Straight-six gasoline engine with turbocharger
Engine Type
V8 gasoline engine with two turbochargers (biturbo)
BMW N55
Engine Series
Mercedes-Benz M 157
N55-B30
Engine Code
M 157.985


4
Valves
4
6
Cylinders
8
3 L / 147 cu in
Displacement
5.5 L / 269 cu in
316 hp
at 5800 rpm
Power
577 hp
at 5500 rpm
BMW 640i Gran Coupé
316 hp
577 hp
Mercedes S 63 AMG Coupé
332 lb‑ft
at 1300 rpm
Max. Torque
664 lb‑ft
at 2250 rpm
BMW 640i Gran Coupé
332 lb‑ft
664 lb‑ft
Mercedes S 63 AMG Coupé
Performance
BMW 640i Gran Coupé
Mercedes S 63 AMG Coupé
155 mph
Maximum Speed
155 mph
5.3 sec
Acceleration 0 to 62 mph
4.2 sec
62 mph
62
mph
mph
243 ft
0.000 sec

BMW 640i Gran Coupé
62 mph
62
mph
mph
190 ft
0.000 sec

Mercedes S 63 AMG Coupé
▶ REPLAY
13.26 lb/hp
Weight-to-Power Ratio
7.91 lb/hp
BMW 640i Gran Coupé
13.26 lb/hp
7.91 lb/hp
Mercedes S 63 AMG Coupé
Fuel Economy / Emissions
BMW 640i Gran Coupé
Mercedes S 63 AMG Coupé
Fuel Economy
29 mpg
combined
23 mpg
BMW 640i Gran Coupé
29 mpg
23 mpg
Mercedes S 63 AMG Coupé
21 mpg
city
17 mpg
No data
highway
30 mpg
18.5 gal
Fuel Tank Capacity
21.1 gal
537 mi
Range
492 mi
BMW 640i Gran Coupé
537 mi
492 mi
Mercedes S 63 AMG Coupé
Environmental Impact
153.5 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).
191.4 kWh
BMW 640i Gran Coupé
153.5 kWh
191.4 kWh
Mercedes S 63 AMG Coupé
Euro 5
Emission Standard
Euro 6b (NEFZ)
304 g/mi (NEFZ)
CO2 Emissions
381 g/mi (NEFZ)
Practical Convenience
BMW 640i Gran Coupé
Mercedes S 63 AMG Coupé
4
Doors
2
5
No. of Seats
4
1168 lb
Maximum Payload
1025 lb
13 cu ft
Trunk Volume
11.3 cu ft









No data
Cargo Volume (Seats Down)
No data