The Comparative Analysis :
BMW 640i Coupé xDrive Automatic (13 - 13) vs. Mercedes AMG GT S Coupé SPEEDSHIFT DCT (14 - 17)
€ 78,700

€ 135,300

€ 78,700
Base Price ⓘBase price of a new vehicle with standard equipment in Germany at market launch.
€ 135,300
ⓘBase price of a new vehicle with standard equipment in Germany at market launch. Price Info
Vehicle Dimensions
The dimensions of these vehicles differ considerably. The BMW 640i Coupé is 13.8 inches longer, 1.8 inches narrower and 3.2 inches taller than the Mercedes AMG GT S Coupé.
BMW 640i Coupé
Mercedes AMG GT S Coupé
53.9
74.6
81.9
50.7
76.3
81.7
74.6 in
Width
76.3 in
81.9 in
Width Incl. Mirrors
81.7 in
53.9 in
Height
50.7 in
112.4
192.7
103.5
178.9
192.7 in
Length
178.9 in
112.4 in
Wheelbase
103.5 in
Vehicle Weight
BMW 640i Coupé
Mercedes AMG GT S Coupé
4057 lb
Curb Weight
3627 lb
4971 lb
Gross Vehicle
Weight
Weight
4167 lb

Weight Difference:
430 lb
10.6 %

General
BMW 640i Coupé
Mercedes AMG GT S Coupé
F13
Generation
C190
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 dual clutch transmission
Engine
BMW 640i Coupé
Mercedes AMG GT S Coupé
Straight-six gasoline engine with turbocharger
Engine Type
V8 gasoline engine with two turbochargers (biturbo)
BMW N55
Engine Series
Mercedes-Benz M 178
N55-B30
Engine Code
M 178.980


4
Valves
4
6
Cylinders
8
3 L / 147 cu in
Displacement
4 L / 196 cu in
316 hp
at 5800 rpm
Power
503 hp
at 6250 rpm
BMW 640i Coupé
316 hp
503 hp
Mercedes AMG GT S Coupé
332 lb‑ft
at 1300 rpm
Max. Torque
479 lb‑ft
at 1750 rpm
BMW 640i Coupé
332 lb‑ft
479 lb‑ft
Mercedes AMG GT S Coupé
Performance
BMW 640i Coupé
Mercedes AMG GT S Coupé
155 mph
Maximum Speed
193 mph
5.2 sec
Acceleration 0 to 62 mph
3.8 sec
62 mph
62
mph
mph
236 ft
0.000 sec

BMW 640i Coupé
62 mph
62
mph
mph
174 ft
0.000 sec

Mercedes AMG GT S Coupé
▶ REPLAY
12.84 lb/hp
Weight-to-Power Ratio
7.21 lb/hp
BMW 640i Coupé
12.84 lb/hp
7.21 lb/hp
Mercedes AMG GT S Coupé
Fuel Economy / Emissions
BMW 640i Coupé
Mercedes AMG GT S Coupé
Fuel Economy
29 mpg
combined
25 mpg
BMW 640i Coupé
29 mpg
25 mpg
Mercedes AMG GT S Coupé
21 mpg
city
19 mpg
No data
highway
30 mpg
18.5 gal
Fuel Tank Capacity
17.2 gal
537 mi
Range
429 mi
BMW 640i Coupé
537 mi
429 mi
Mercedes AMG GT S 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).
178.2 kWh
BMW 640i Coupé
153.5 kWh
178.2 kWh
Mercedes AMG GT S Coupé
Euro 5
Emission Standard
Euro 6b (NEFZ)
303 g/mi (NEFZ)
CO2 Emissions
352 g/mi (NEFZ)
Practical Convenience
BMW 640i Coupé
Mercedes AMG GT S Coupé
2
Doors
2
4
No. of Seats
2
915 lb
Maximum Payload
540 lb
13 cu ft
Trunk Volume
No data





No data
Cargo Volume (Seats Down)
No data