The Comparative Analysis :
Jaguar XJ LWB 30d Automatic (18 - 19) vs. Mercedes S 400 d long 9G-TRONIC (17 - ..)
€ 93,800

€ 93,600

€ 93,800
Base Price ⓘBase price of a new vehicle with standard equipment in Germany at market launch.
€ 93,600
ⓘ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 length and width, but the Jaguar XJ LWB 30d is 1.8 inches lower.
Jaguar XJ LWB 30d
Mercedes S 400 d long
57
74.8
82.9
58.8
74.8
83.9
74.8 in
Width
74.8 in
82.9 in
Width Incl. Mirrors
83.9 in
57 in
Height
58.8 in
124.3
206.9
124.6
206.9
206.9 in
Length
206.9 in
124.3 in
Wheelbase
124.6 in
Vehicle Weight
Jaguar XJ LWB 30d
Mercedes S 400 d long
4467 lb
Curb Weight
4464 lb
5401 lb
Gross Vehicle
Weight
Weight
6041 lb

Weight Difference:
2 lb
0.04 %

General
Jaguar XJ LWB 30d
Mercedes S 400 d long
X351
Generation
W222/X222
Sedan
Car Body Style
Sedan
Diesel
Fuel Type
Diesel

Rear-wheel drive
Drivetrain
Rear-wheel drive

8-speed automatic transmission
Transmission
9-speed automatic transmission
Engine
Jaguar XJ LWB 30d
Mercedes S 400 d long
V6 diesel engine with two turbochargers (biturbo)
Engine Type
Straight-six diesel engine with turbocharger
Engine Series
Mercedes-Benz OM 656
Engine Code
OM 656.929

4
Valves
4
6
Cylinders
6
3 L / 147 cu in
Displacement
2.9 L / 142 cu in
296 hp
at 4000 rpm
Power
335 hp
at 3600 rpm
Jaguar XJ LWB 30d
296 hp
335 hp
Mercedes S 400 d long
516 lb‑ft
at 1500 rpm
Max. Torque
516 lb‑ft
at 1200 rpm
Jaguar XJ LWB 30d
516 lb‑ft
516 lb‑ft
Mercedes S 400 d long
Performance
Jaguar XJ LWB 30d
Mercedes S 400 d long
155 mph
Maximum Speed
155 mph
6.2 sec
Acceleration 0 to 62 mph
5.4 sec
62 mph
62
mph
mph
282 ft
0.000 sec

Jaguar XJ LWB 30d
62 mph
62
mph
mph
246 ft
0.000 sec

Mercedes S 400 d long
▶ REPLAY
15.09 lb/hp
Weight-to-Power Ratio
13.33 lb/hp
Jaguar XJ LWB 30d
15.09 lb/hp
13.33 lb/hp
Mercedes S 400 d long
Fuel Economy / Emissions
Jaguar XJ LWB 30d
Mercedes S 400 d long
Fuel Economy
34 mpg
combined
45 mpg
Jaguar XJ LWB 30d
34 mpg
45 mpg
Mercedes S 400 d long
26 mpg
city
37 mpg
41 mpg
highway
52 mpg
20.3 gal
Fuel Tank Capacity
18.5 gal
684 mi
Range
836 mi
Jaguar XJ LWB 30d
684 mi
836 mi
Mercedes S 400 d long
Environmental Impact
144 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).
107 kWh
Jaguar XJ LWB 30d
144 kWh
107 kWh
Mercedes S 400 d long
Euro 6d-TEMP (WLTP) 36AG-AI
Emission Standard
Euro 6
298 g/mi (NEFZ)
CO2 Emissions
217 g/mi (NEFZ)
Practical Convenience
Jaguar XJ LWB 30d
Mercedes S 400 d long
4
Doors
4
5
No. of Seats
5
935 lb
Maximum Payload
1576 lb
13.5 cu ft
Trunk Volume
14.4 cu ft









No data
Cargo Volume (Seats Down)
No data