The Comparative Analysis :
Jaguar XJ LWB 5.0 V8 Automatic (10 - 12) vs. Mercedes S 450 4MATIC 7G-TRONIC Sport (09 - 10)
€ 103,500

€ 89,100

€ 103,500
Base Price ⓘBase price of a new vehicle with standard equipment in Germany at market launch.
€ 89,100
ⓘBase price of a new vehicle with standard equipment in Germany at market launch. Price Info
Vehicle Dimensions
The dimensions of these vehicles differ considerably. The Jaguar XJ LWB 5.0 V8 is 6.1 inches longer, 1.1 inches wider and 1.5 inches lower than the Mercedes S 450.
Jaguar XJ LWB 5.0 V8
Mercedes S 450
57
74.8
82.9
58.5
73.7
83.5
74.8 in
Width
73.7 in
82.9 in
Width Incl. Mirrors
83.5 in
57 in
Height
58.5 in
124.3
206.8
119.5
200.6
206.8 in
Length
200.6 in
124.3 in
Wheelbase
119.5 in
Vehicle Weight
Jaguar XJ LWB 5.0 V8
Mercedes S 450
3909 lb
Curb Weight
4475 lb
5148 lb
Gross Vehicle
Weight
Weight
5820 lb

Weight Difference:
567 lb
12.67 %

General
Jaguar XJ LWB 5.0 V8
Mercedes S 450
X351
Generation
W221
Sedan
Car Body Style
Sedan
Mid-Grade Unleaded
Fuel Type
Mid-Grade Unleaded

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

6-speed automatic transmission
Transmission
7-speed automatic transmission
Engine
Jaguar XJ LWB 5.0 V8
Mercedes S 450
V8 gasoline engine (naturally aspirated engine)
Engine Type
V8 gasoline engine (naturally aspirated engine)
Engine Series
Mercedes-Benz M 273
Engine Code
M 273.924

4
Valves
4
8
Cylinders
8
5 L / 245 cu in
Displacement
4.7 L / 230 cu in
380 hp
at 6500 rpm
Power
335 hp
at 6000 rpm
Jaguar XJ LWB 5.0 V8
380 hp
335 hp
Mercedes S 450
380 lb‑ft
at 3500 rpm
Max. Torque
339 lb‑ft
at 2700 rpm
Jaguar XJ LWB 5.0 V8
380 lb‑ft
339 lb‑ft
Mercedes S 450
Performance
Jaguar XJ LWB 5.0 V8
Mercedes S 450
155 mph
Maximum Speed
155 mph
5.7 sec
Acceleration 0 to 62 mph
5.9 sec
62 mph
62
mph
mph
259 ft
0.000 sec

Jaguar XJ LWB 5.0 V8
62 mph
62
mph
mph
269 ft
0.000 sec

Mercedes S 450
▶ REPLAY
10.29 lb/hp
Weight-to-Power Ratio
13.36 lb/hp
Jaguar XJ LWB 5.0 V8
10.29 lb/hp
13.36 lb/hp
Mercedes S 450
Fuel Economy / Emissions
Jaguar XJ LWB 5.0 V8
Mercedes S 450
Fuel Economy
21 mpg
combined
21 mpg
Jaguar XJ LWB 5.0 V8
21 mpg
21 mpg
Mercedes S 450
14 mpg
city
14 mpg
29 mpg
highway
30 mpg
22.5 gal
Fuel Tank Capacity
23.8 gal
464 mi
Range
508 mi
Jaguar XJ LWB 5.0 V8
464 mi
508 mi
Mercedes S 450
Environmental Impact
216 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).
208.4 kWh
Jaguar XJ LWB 5.0 V8
216 kWh
208.4 kWh
Mercedes S 450
Euro 5
Emission Standard
Euro 5
425 g/mi (NEFZ)
CO2 Emissions
412 g/mi (NEFZ)
Practical Convenience
Jaguar XJ LWB 5.0 V8
Mercedes S 450
4
Doors
4
5
No. of Seats
5
1239 lb
Maximum Payload
1345 lb
14.7 cu ft
Trunk Volume
15.9 cu ft











No data
Cargo Volume (Seats Down)
No data