The Comparative Analysis :

Jaguar XJ 3.0 V6 Diesel Automatic (15 - 18) vs. Mercedes S 420 CDI long 7G-TRONIC (06 - 09)

€ 82,700
Jaguar XJ 3.0 V6 Diesel Automatic (15 - 18) Jaguar XJ 3.0 V6 Diesel
€ 98,900
Mercedes S 420 CDI long 7G-TRONIC (06 - 09) Mercedes S 420 CDI long
€ 82,700
Base Price ⓘBase price of a new vehicle with standard equipment in Germany at market launch.
€ 98,900

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. The Jaguar XJ 3.0 V6 Diesel is 3.1 inches shorter, 1.1 inches wider and an inch lower than the Mercedes S 420 CDI long.
Jaguar XJ 3.0 V6 Diesel
Mercedes S 420 CDI long
57
Blueprint Jaguar XJ 3.0 V6 Diesel Automatic (15 - 18)
74.8
82.9
58
Blueprint Mercedes S 420 CDI long 7G-TRONIC (06 - 09)
73.7
83.5
74.8 in
Width
73.7 in
82.9 in
Width Incl. Mirrors
83.5 in
57 in
Height
58 in
Blueprint Jaguar XJ 3.0 V6 Diesel Automatic (15 - 18)
119.4
202
Blueprint Mercedes S 420 CDI long 7G-TRONIC (06 - 09)
124.6
205.1
202 in
Length
205.1 in
119.4 in
Wheelbase
124.6 in

Vehicle Weight

Jaguar XJ 3.0 V6 Diesel
Mercedes S 420 CDI long
4045 lb
Curb Weight
4718 lb
5291 lb
Gross Vehicle
Weight
5864 lb
Jaguar XJ 3.0 V6 Diesel Automatic (15 - 18)
Weight Difference:
672 lb
14.24 %
Mercedes S 420 CDI long 7G-TRONIC (06 - 09)

General

Jaguar XJ 3.0 V6 Diesel
Mercedes S 420 CDI long
X351
Generation
W221
Sedan
Car Body Style
Sedan
Diesel
Fuel Type
Diesel
Rear-wheel drive
Drivetrain
Rear-wheel drive
8-speed automatic transmission
Transmission
7-speed automatic transmission

Engine

Jaguar XJ 3.0 V6 Diesel
Mercedes S 420 CDI long
V6 diesel engine with two tur­bo­chargers (bi­turbo)
Engine Type
V8 diesel engine with tur­bo­charger
Engine Series
Mercedes-Benz OM 629
Engine Code
OM 629.911
4
Valves
4
6
Cylinders
8
3 L / 147 cu in
Displacement
4 L / 196 cu in
296 hp
at 4000 rpm
Power
316 hp
at 3600 rpm
Jaguar XJ 3.0 V6 Diesel
296 hp
316 hp
Mercedes S 420 CDI long
516 lb‑ft
at 2500 rpm
Max. Torque
538 lb‑ft
at 2200 rpm
Jaguar XJ 3.0 V6 Diesel
516 lb‑ft
538 lb‑ft
Mercedes S 420 CDI long

Performance

Jaguar XJ 3.0 V6 Diesel
Mercedes S 420 CDI long
155 mph
Maximum Speed
155 mph
6.2 sec
Acceleration 0 to 62 mph
6 sec
62 mph 62
mph

282 ft
0.000 sec

Jaguar XJ 3.0 V6 Diesel

62 mph 62
mph

272 ft
0.000 sec

Mercedes S 420 CDI long

 REPLAY
13.67 lb/hp
Weight-to-Power Ratio
14.93 lb/hp
Jaguar XJ 3.0 V6 Diesel
13.67 lb/hp
14.93 lb/hp
Mercedes S 420 CDI long

Fuel Economy / Emissions

Jaguar XJ 3.0 V6 Diesel
Mercedes S 420 CDI long
Fuel Economy
41 mpg
combined
25 mpg
Jaguar XJ 3.0 V6 Diesel
41 mpg
25 mpg
Mercedes S 420 CDI long
34 mpg
city
18 mpg
45 mpg
highway
33 mpg
Kraftstoffanzeige
20.3 gal
Fuel Tank Capacity
23.8 gal
Kraftstoffanzeige
839 mi
Range
595 mi
Jaguar XJ 3.0 V6 Diesel
839 mi
595 mi
Mercedes S 420 CDI 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).
193.4 kWh
Jaguar XJ 3.0 V6 Diesel
117.3 kWh
193.4 kWh
Mercedes S 420 CDI long
Euro 6b (NEFZ)
Emission Standard
Euro 4 III
240 g/mi (NEFZ)
CO2 Emissions
398 g/mi (NEFZ)

Practical Convenience

Jaguar XJ 3.0 V6 Diesel
Mercedes S 420 CDI long
4
Doors
4
5
No. of Seats
5
1246 lb
Maximum Payload
1146 lb
13.5 cu ft
Trunk Volume
15.9 cu ft
No data
Cargo Volume (Seats Down)
No data