The Comparative Analysis :

Mercedes S 500 Convertible 9G-TRONIC (16 - 17) vs. BMW 640d Convertible Steptronic (15 - 18)

€ 140,500
Mercedes S 500 Convertible 9G-TRONIC (16 - 17) Mercedes S 500 Convertible
€ 95,900
 BMW 640d Convertible Steptronic (15 - 18) BMW 640d Cabrio
€ 140,500
Base Price ⓘBase price of a new vehicle with standard equipment in Germany at market launch.
€ 95,900

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

Vehicle Dimensions

The Mercedes S 500 Convertible is slightly bigger in every dimension. It's 5.2 inches longer, 0.2 inches wider and 1.8 inches taller than the BMW 640d Cabrio.
Mercedes S 500 Convertible
BMW 640d Cabrio
55.6
Blueprint Mercedes S 500 Convertible 9G-TRONIC (16 - 17)
74.8
83
53.7
Blueprint BMW 640d Convertible Steptronic (15 - 18)
74.6
81.9
74.8 in
Width
74.6 in
83 in
Width Incl. Mirrors
81.9 in
55.6 in
Height
53.7 in
Blueprint Mercedes S 500 Convertible 9G-TRONIC (16 - 17)
115.9
197.9
Blueprint BMW 640d Convertible Steptronic (15 - 18)
112.4
192.7
197.9 in
Length
192.7 in
115.9 in
Wheelbase
112.4 in

Vehicle Weight

Mercedes S 500 Convertible
BMW 640d Cabrio
4663 lb
Curb Weight
4266 lb
5710 lb
Gross Vehicle
Weight
5214 lb
Mercedes S 500 Convertible 9G-TRONIC (16 - 17)
Weight Difference:
397 lb
8.51 %
BMW 640d Convertible Steptronic (15 - 18)

General

Mercedes S 500 Convertible
BMW 640d Cabrio
A217
Generation
F12
Convertible
Car Body Style
Convertible
Mid-Grade Unleaded
Fuel Type
Diesel
Rear-wheel drive
Drivetrain
Rear-wheel drive
9-speed automatic transmission
Transmission
8-speed automatic transmission

Engine

Mercedes S 500 Convertible
BMW 640d Cabrio
V8 gasoline engine with two tur­bo­chargers (bi­turbo)
Engine Type
Straight-six diesel engine with two tur­bo­chargers (bi­turbo)
Mercedes-Benz M 278
Engine Series
BMW N57
M 278.929
Engine Code
N57-D30
4
Valves
4
8
Cylinders
6
4.7 L / 230 cu in
Displacement
3 L / 147 cu in
449 hp
at 5250 rpm
Power
309 hp
at 4400 rpm
Mercedes S 500 Convertible
449 hp
309 hp
BMW 640d Cabrio
516 lb‑ft
at 1800 rpm
Max. Torque
465 lb‑ft
at 1500 rpm
Mercedes S 500 Convertible
516 lb‑ft
465 lb‑ft
BMW 640d Cabrio

Performance

Mercedes S 500 Convertible
BMW 640d Cabrio
155 mph
Maximum Speed
155 mph
4.6 sec
Acceleration 0 to 62 mph
5.5 sec
62 mph 62
mph

210 ft
0.000 sec

Mercedes S 500 Convertible

62 mph 62
mph

249 ft
0.000 sec

BMW 640d Cabrio

▶ REPLAY
10.39 lb/hp
Weight-to-Power Ratio
13.81 lb/hp
Mercedes S 500 Convertible
10.39 lb/hp
13.81 lb/hp
BMW 640d Cabrio

Fuel Economy / Emissions

Mercedes S 500 Convertible
BMW 640d Cabrio
Fuel Economy
28 mpg
combined
42 mpg
Mercedes S 500 Convertible
28 mpg
42 mpg
BMW 640d Cabrio
20 mpg
city
36 mpg
35 mpg
highway
No data
Kraftstoffanzeige
21.1 gal
Fuel Tank Capacity
18.5 gal
Kraftstoffanzeige
585 mi
Range
777 mi
Mercedes S 500 Convertible
585 mi
777 mi
BMW 640d Cabrio
Environmental Impact
161.1 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).
115.2 kWh
Mercedes S 500 Convertible
161.1 kWh
115.2 kWh
BMW 640d Cabrio
Euro 6b (NEFZ)
Emission Standard
Euro 6b (NEFZ)
320 g/mi (NEFZ)
CO2 Emissions
240 g/mi (NEFZ)

Practical Convenience

Mercedes S 500 Convertible
BMW 640d Cabrio
2
Doors
2
4
No. of Seats
4
1047 lb
Maximum Payload
948 lb
9.9 cu ft
Trunk Volume
9.9 cu ft
No data
Cargo Volume (Seats Down)
No data