The Comparative Analysis :
BMW 730Ld xDrive Steptronic (15 - 19) vs. Mercedes S 350 BlueEFFICIENCY long 7G-TRONIC PLUS (11 - 13)
€ 97,200
€ 87,500
€ 97,200
Base Price ⓘBase price of a new vehicle with standard equipment in Germany at market launch.
€ 87,500
ⓘBase price of a new vehicle with standard equipment in Germany at market launch. Price Info
Vehicle Dimensions
Тhere is barely any difference in dimensions between the two vehicles. Both cars are the same height, but the BMW 730Ld is 1.2 cm longer and 3.1 cm wider.
BMW 730Ld
Mercedes S 350 BlueEFFICIENCY long
1485
1902
2169
1485
1871
2120
1902 mm
Width
1871 mm
2169 mm
Width Incl. Mirrors
2120 mm
1485 mm
Height
1485 mm
3210
5238
3165
5226
5238 mm
Length
5226 mm
3210 mm
Wheelbase
3165 mm
Vehicle Weight
BMW 730Ld
Mercedes S 350 BlueEFFICIENCY long
1955 kg
Kerb Weight
1975 kg
2580 kg
Gross Vehicle
Weight
Weight
2555 kg
Weight Difference:
20 kg
1.01 %
General
BMW 730Ld
Mercedes S 350 BlueEFFICIENCY long
G12
Generation
W221
Saloon
Car Body Style
Saloon
Diesel
Fuel Type
Unleaded (95 RON)

Permanent all-wheel drive
Drive
Rear-wheel drive

8-speed automatic transmission
Transmission
7-speed automatic transmission
Engine
BMW 730Ld
Mercedes S 350 BlueEFFICIENCY long
Straight-six diesel engine with turbocharger
Engine Type
V6 petrol engine (naturally aspirated engine)
BMW B57
Engine Series
Mercedes-Benz M 276
B57-D30
Engine Code
M 276.950

4
Valves
4
6
Cylinders
6
2993 CC
Engine Capacity
3498 CC
261 bhp
at 4000 rpm
Power
302 bhp
at 6500 rpm
BMW 730Ld
261 bhp
302 bhp
Mercedes S 350 BlueEFFICIENCY long
620 NM
at 2000 rpm
Max. Torque
370 NM
at 3500 rpm
BMW 730Ld
620 NM
370 NM
Mercedes S 350 BlueEFFICIENCY long
Performance
BMW 730Ld
Mercedes S 350 BlueEFFICIENCY long
155 mph
Maximum Speed
155 mph
5.9 sec
Acceleration 0 to 62 mph
6.9 sec
62 mph
62
mph
mph
82 m
0.000 sec
BMW 730Ld
62 mph
62
mph
mph
96 m
0.000 sec
Mercedes S 350 BlueEFFICIENCY long
▶ REPLAY
7.49 kg/bhp
Weight-to-Power Ratio
6.54 kg/bhp
BMW 730Ld
7.49 kg/bhp
6.54 kg/bhp
Mercedes S 350 BlueEFFICIENCY long
Fuel Economy / Emissions
BMW 730Ld
Mercedes S 350 BlueEFFICIENCY long
Fuel Economy
50 mpg
combined
37 mpg
BMW 730Ld
50 mpg
37 mpg
Mercedes S 350 BlueEFFICIENCY long
40 mpg
city
27 mpg
No data
motorway
46 mpg
78 L
Fuel Tank Capacity
83 L
850 mi
Range
670 mi
BMW 730Ld
850 mi
670 mi
Mercedes S 350 BlueEFFICIENCY long
Environmental Impact
117.3 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).
145.8 kWh
BMW 730Ld
117.3 kWh
145.8 kWh
Mercedes S 350 BlueEFFICIENCY long
Euro 6c (WLTP)
Emission Standard
Euro 5
173 g/km (WLTP)
CO2 Emissions
179 g/km (NEFZ)
Practical Convenience
BMW 730Ld
Mercedes S 350 BlueEFFICIENCY long
4
Doors
4
5
No. of Seats
5
625 kg
Maximum Payload
580 kg
515 L
Boot Capacity
560 L











No data
Boot Capacity (Seats Down)
No data

















