The Comparative Analysis :

BMW 650i Coupé xDrive Steptronic (15 - 17) vs. Mercedes S 450 Coupé 4MATIC 9G-TRONIC PLUS (18 - 18)

€ 96,700
BMW 650i Coupé xDrive Steptronic (15 - 17) BMW 650i Coupé
€ 101,700
 Mercedes S 450 Coupé 4MATIC 9G-TRONIC PLUS (18 - 18) Mercedes S 450 Coupé
€ 96,700
Base Price ⓘBase price of a new vehicle with standard equipment in Germany at market launch.
€ 101,700

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

Vehicle Dimensions

The BMW 650i Coupé is slightly smaller in every dimension. It's 5.4 inches shorter, 0.2 inches narrower and 1.8 inches lower than the Mercedes S 450 Coupé.
BMW 650i Coupé
Mercedes S 450 Coupé
53.9
Blueprint BMW 650i Coupé xDrive Steptronic (15 - 17)
74.6
81.9
55.7
Blueprint Mercedes S 450 Coupé 4MATIC 9G-TRONIC PLUS (18 - 18)
74.8
83
74.6 in
Width
74.8 in
81.9 in
Width Incl. Mirrors
83 in
53.9 in
Height
55.7 in
Blueprint BMW 650i Coupé xDrive Steptronic (15 - 17)
112.4
192.7
Blueprint Mercedes S 450 Coupé 4MATIC 9G-TRONIC PLUS (18 - 18)
115.9
198.1
192.7 in
Length
198.1 in
112.4 in
Wheelbase
115.9 in

Vehicle Weight

BMW 650i Coupé
Mercedes S 450 Coupé
4255 lb
Curb Weight
4519 lb
5214 lb
Gross Vehicle
Weight
5633 lb
BMW 650i Coupé xDrive Steptronic (15 - 17)
Weight Difference:
265 lb
5.86 %
Mercedes S 450 Coupé 4MATIC 9G-TRONIC PLUS (18 - 18)

General

BMW 650i Coupé
Mercedes S 450 Coupé
F13
Generation
C217
Coupe
Car Body Style
Coupe
Premium Unleaded
Fuel Type
Mid-Grade Unleaded
Permanent all-wheel drive (AWD)
Drivetrain
Permanent all-wheel drive (AWD)
8-speed automatic transmission
Transmission
9-speed automatic transmission

Engine

BMW 650i Coupé
Mercedes S 450 Coupé
V8 gasoline engine with two tur­bo­chargers (bi­turbo)
Engine Type
6-cylinder mild hybrid gasoline engine with tur­bo­charger and elec­tric driven com­pres­sor
BMW N63
Engine Series
Mercedes-Benz M 276
N63-B44
Engine Code
M 276.824
4
Valves
4
8
Cylinders
6
4.4 L / 215 cu in
Displacement
3 L / 147 cu in
444 hp
at 5500 rpm
Power
383 hp
at 5500 rpm
BMW 650i Coupé
444 hp
383 hp
Mercedes S 450 Coupé
479 lb‑ft
at 2000 rpm
Max. Torque
369 lb‑ft
at 1600 rpm
BMW 650i Coupé
479 lb‑ft
369 lb‑ft
Mercedes S 450 Coupé

Performance

BMW 650i Coupé
Mercedes S 450 Coupé
155 mph
Maximum Speed
155 mph
4.4 sec
Acceleration 0 to 62 mph
5.5 sec
62 mph 62
mph

200 ft
0.000 sec

BMW 650i Coupé

62 mph 62
mph

249 ft
0.000 sec

Mercedes S 450 Coupé

▶ REPLAY
9.58 lb/hp
Weight-to-Power Ratio
11.8 lb/hp
BMW 650i Coupé
9.58 lb/hp
11.8 lb/hp
Mercedes S 450 Coupé

Fuel Economy / Emissions

BMW 650i Coupé
Mercedes S 450 Coupé
Fuel Economy
26 mpg
combined
26 mpg
BMW 650i Coupé
26 mpg
26 mpg
Mercedes S 450 Coupé
19 mpg
city
19 mpg
No data
highway
34 mpg
Kraftstoffanzeige
18.5 gal
Fuel Tank Capacity
21.1 gal
Kraftstoffanzeige
478 mi
Range
559 mi
BMW 650i Coupé
478 mi
559 mi
Mercedes S 450 Coupé
Environmental Impact
172.4 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).
168.7 kWh
BMW 650i Coupé
172.4 kWh
168.7 kWh
Mercedes S 450 Coupé
Euro 6b (NEFZ)
Emission Standard
Euro 6c (NEFZ) 36ZA-ZF
343 g/mi (NEFZ)
CO2 Emissions
328 g/mi (NEFZ)

Practical Convenience

BMW 650i Coupé
Mercedes S 450 Coupé
2
Doors
2
4
No. of Seats
4
959 lb
Maximum Payload
1113 lb
13 cu ft
Trunk Volume
11.3 cu ft
No data
Cargo Volume (Seats Down)
No data