The Comparative Analysis :
Mercedes S 420 CDI 7G-TRONIC (06 - 09) vs. Jaguar XJ LWB 3.0 V6 Diesel S Automatic (10 - 12)
€ 91,100

€ 88,300

€ 91,100
Base Price ⓘBase price of a new vehicle with standard equipment in Germany at market launch.
€ 88,300
ⓘ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 Mercedes S 420 CDI is 6.8 inches shorter, 1.1 inches narrower and an inch taller than the Jaguar XJ LWB 3.0 V6 Diesel S.
Mercedes S 420 CDI
Jaguar XJ LWB 3.0 V6 Diesel S
58
73.7
83.5
57
74.8
82.9
73.7 in
Width
74.8 in
83.5 in
Width Incl. Mirrors
82.9 in
58 in
Height
57 in
119.5
200
124.3
206.8
200 in
Length
206.8 in
119.5 in
Wheelbase
124.3 in
Vehicle Weight
Mercedes S 420 CDI
Jaguar XJ LWB 3.0 V6 Diesel S
4608 lb
Curb Weight
3997 lb
5820 lb
Gross Vehicle
Weight
Weight
5214 lb

Weight Difference:
611 lb
13.26 %

General
Mercedes S 420 CDI
Jaguar XJ LWB 3.0 V6 Diesel S
W221
Generation
X351
Sedan
Car Body Style
Sedan
Diesel
Fuel Type
Diesel

Rear-wheel drive
Drivetrain
Rear-wheel drive

7-speed automatic transmission
Transmission
6-speed automatic transmission
Engine
Mercedes S 420 CDI
Jaguar XJ LWB 3.0 V6 Diesel S
V8 diesel engine with turbocharger
Engine Type
V6 diesel engine with two turbochargers (biturbo)
Mercedes-Benz OM 629
Engine Series
OM 629.911
Engine Code

4
Valves
4
8
Cylinders
6
4 L / 196 cu in
Displacement
3 L / 147 cu in
316 hp
at 3600 rpm
Power
271 hp
at 4000 rpm
Mercedes S 420 CDI
316 hp
271 hp
Jaguar XJ LWB 3.0 V6 Diesel S
538 lb‑ft
at 2200 rpm
Max. Torque
443 lb‑ft
at 2000 rpm
Mercedes S 420 CDI
538 lb‑ft
443 lb‑ft
Jaguar XJ LWB 3.0 V6 Diesel S
Performance
Mercedes S 420 CDI
Jaguar XJ LWB 3.0 V6 Diesel S
155 mph
Maximum Speed
155 mph
6 sec
Acceleration 0 to 62 mph
6.4 sec
62 mph
62
mph
mph
272 ft
0.000 sec

Mercedes S 420 CDI
62 mph
62
mph
mph
292 ft
0.000 sec

Jaguar XJ LWB 3.0 V6 Diesel S
▶ REPLAY
14.58 lb/hp
Weight-to-Power Ratio
14.75 lb/hp
Mercedes S 420 CDI
14.58 lb/hp
14.75 lb/hp
Jaguar XJ LWB 3.0 V6 Diesel S
Fuel Economy / Emissions
Mercedes S 420 CDI
Jaguar XJ LWB 3.0 V6 Diesel S
Fuel Economy
25 mpg
combined
33 mpg
Mercedes S 420 CDI
25 mpg
33 mpg
Jaguar XJ LWB 3.0 V6 Diesel S
18 mpg
city
24 mpg
33 mpg
highway
41 mpg
23.8 gal
Fuel Tank Capacity
22.5 gal
595 mi
Range
734 mi
Mercedes S 420 CDI
595 mi
734 mi
Jaguar XJ LWB 3.0 V6 Diesel S
Environmental Impact
193.4 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).
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).
148.1 kWh
Mercedes S 420 CDI
193.4 kWh
148.1 kWh
Jaguar XJ LWB 3.0 V6 Diesel S
Euro 4 III
Emission Standard
Euro 5
398 g/mi (NEFZ)
CO2 Emissions
304 g/mi (NEFZ)
Practical Convenience
Mercedes S 420 CDI
Jaguar XJ LWB 3.0 V6 Diesel S
4
Doors
4
5
No. of Seats
5
1213 lb
Maximum Payload
1217 lb
15.9 cu ft
Trunk Volume
14.7 cu ft











No data
Cargo Volume (Seats Down)
No data