The Comparative Analysis :
BMW 740Li xDrive Steptronic (16 - 18) vs. Mercedes S 250 CDI BlueEFFICIENCY 7G-TRONIC PLUS (11 - 13)
€ 103,200
€ 71,900
€ 103,200
Base Price ⓘBase price of a new vehicle with standard equipment in Germany at market launch.
€ 71,900
ⓘBase price of a new vehicle with standard equipment in Germany at market launch. Price Info
Vehicle Dimensions
The dimensions of these vehicles differ slightly. Both cars are the same height, but the BMW 740Li is 5.6 inches longer and 1.2 inches wider.
BMW 740Li
Mercedes S 250 CDI BlueEFFICIENCY
58.5
74.9
85.4
58.5
73.7
83.5
74.9 in
Width
73.7 in
85.4 in
Width Incl. Mirrors
83.5 in
58.5 in
Height
58.5 in
126.4
206.2
119.5
200.6
206.2 in
Length
200.6 in
126.4 in
Wheelbase
119.5 in
Vehicle Weight
BMW 740Li
Mercedes S 250 CDI BlueEFFICIENCY
4189 lb
Curb Weight
4343 lb
5512 lb
Gross Vehicle
Weight
Weight
5622 lb
Weight Difference:
154 lb
3.55 %
General
BMW 740Li
Mercedes S 250 CDI BlueEFFICIENCY
G12
Generation
W221
Sedan
Car Body Style
Sedan
Premium Unleaded
Fuel Type
Diesel

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

8-speed automatic transmission
Transmission
7-speed automatic transmission
Engine
BMW 740Li
Mercedes S 250 CDI BlueEFFICIENCY
Straight-six gasoline engine with turbocharger
Engine Type
Straight-four diesel engine with two turbochargers (biturbo)
BMW B58
Engine Series
Mercedes-Benz OM 651
B58-B30
Engine Code
OM 651.961


4
Valves
4
6
Cylinders
4
3 L / 147 cu in
Displacement
2.1 L / 103 cu in
322 hp
at 5500 rpm
Power
201 hp
at 4200 rpm
BMW 740Li
322 hp
201 hp
Mercedes S 250 CDI BlueEFFICIENCY
332 lb‑ft
at 1380 rpm
Max. Torque
369 lb‑ft
at 1600 rpm
BMW 740Li
332 lb‑ft
369 lb‑ft
Mercedes S 250 CDI BlueEFFICIENCY
Performance
BMW 740Li
Mercedes S 250 CDI BlueEFFICIENCY
155 mph
Maximum Speed
149 mph
5.2 sec
Acceleration 0 to 62 mph
8.2 sec
62 mph
62
mph
mph
236 ft
0.000 sec
BMW 740Li
62 mph
62
mph
mph
374 ft
0.000 sec
Mercedes S 250 CDI BlueEFFICIENCY
▶ REPLAY
13.01 lb/hp
Weight-to-Power Ratio
21.61 lb/hp
BMW 740Li
13.01 lb/hp
21.61 lb/hp
Mercedes S 250 CDI BlueEFFICIENCY
Fuel Economy / Emissions
BMW 740Li
Mercedes S 250 CDI BlueEFFICIENCY
Fuel Economy
32 mpg
combined
41 mpg
BMW 740Li
32 mpg
41 mpg
Mercedes S 250 CDI BlueEFFICIENCY
24 mpg
city
34 mpg
No data
highway
47 mpg
20.6 gal
Fuel Tank Capacity
21.9 gal
664 mi
Range
905 mi
BMW 740Li
664 mi
905 mi
Mercedes S 250 CDI BlueEFFICIENCY
Environmental Impact
138.2 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).
117.3 kWh
BMW 740Li
138.2 kWh
117.3 kWh
Mercedes S 250 CDI BlueEFFICIENCY
Euro 6b (NEFZ)
Emission Standard
Euro 5
272 g/mi (NEFZ)
CO2 Emissions
240 g/mi (NEFZ)
Practical Convenience
BMW 740Li
Mercedes S 250 CDI BlueEFFICIENCY
4
Doors
4
5
No. of Seats
5
1323 lb
Maximum Payload
1279 lb
14.6 cu ft
Trunk Volume
15.9 cu ft











No data
Cargo Volume (Seats Down)
No data















