The Comparative Analysis :
Jaguar XJ 3.0 V6 Diesel S Automatic (12 - 15) vs. Mercedes S 320 CDI DPF long 7G-TRONIC (05 - 08)
€ 80,300

€ 78,700

€ 80,300
Base Price ⓘBase price of a new vehicle with standard equipment in Germany at market launch.
€ 78,700
ⓘ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 S is 3.3 inches shorter, 1.1 inches wider and an inch lower than the Mercedes S 320 CDI DPF long.
Jaguar XJ 3.0 V6 Diesel S
Mercedes S 320 CDI DPF long
57
74.8
82.9
58
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
119.4
201.9
124.6
205.1
201.9 in
Length
205.1 in
119.4 in
Wheelbase
124.6 in
Vehicle Weight
Jaguar XJ 3.0 V6 Diesel S
Mercedes S 320 CDI DPF long
3913 lb
Curb Weight
4409 lb
5192 lb
Gross Vehicle
Weight
Weight
5688 lb

Weight Difference:
496 lb
11.25 %

General
Jaguar XJ 3.0 V6 Diesel S
Mercedes S 320 CDI DPF 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 S
Mercedes S 320 CDI DPF long
V6 diesel engine with two turbochargers (biturbo)
Engine Type
V6 diesel engine with turbocharger
Engine Series
Mercedes-Benz OM 642
Engine Code
OM 642.930

4
Valves
4
6
Cylinders
6
3 L / 147 cu in
Displacement
3 L / 147 cu in
271 hp
at 4000 rpm
Power
232 hp
at 3800 rpm
Jaguar XJ 3.0 V6 Diesel S
271 hp
232 hp
Mercedes S 320 CDI DPF long
443 lb‑ft
at 2500 rpm
Max. Torque
398 lb‑ft
at 1600 rpm
Jaguar XJ 3.0 V6 Diesel S
443 lb‑ft
398 lb‑ft
Mercedes S 320 CDI DPF long
Performance
Jaguar XJ 3.0 V6 Diesel S
Mercedes S 320 CDI DPF long
155 mph
Maximum Speed
155 mph
6.4 sec
Acceleration 0 to 62 mph
7.5 sec
62 mph
62
mph
mph
292 ft
0.000 sec

Jaguar XJ 3.0 V6 Diesel S
62 mph
62
mph
mph
341 ft
0.000 sec

Mercedes S 320 CDI DPF long
▶ REPLAY
14.44 lb/hp
Weight-to-Power Ratio
19 lb/hp
Jaguar XJ 3.0 V6 Diesel S
14.44 lb/hp
19 lb/hp
Mercedes S 320 CDI DPF long
Fuel Economy / Emissions
Jaguar XJ 3.0 V6 Diesel S
Mercedes S 320 CDI DPF long
Fuel Economy
39 mpg
combined
28 mpg
Jaguar XJ 3.0 V6 Diesel S
39 mpg
28 mpg
Mercedes S 320 CDI DPF long
33 mpg
city
20 mpg
43 mpg
highway
36 mpg
21.7 gal
Fuel Tank Capacity
23.8 gal
835 mi
Range
665 mi
Jaguar XJ 3.0 V6 Diesel S
835 mi
665 mi
Mercedes S 320 CDI DPF long
Environmental Impact
125.5 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).
172.8 kWh
Jaguar XJ 3.0 V6 Diesel S
125.5 kWh
172.8 kWh
Mercedes S 320 CDI DPF long
Euro 5
Emission Standard
Euro 4 III
256 g/mi (NEFZ)
CO2 Emissions
359 g/mi (NEFZ)
Practical Convenience
Jaguar XJ 3.0 V6 Diesel S
Mercedes S 320 CDI DPF long
4
Doors
4
5
No. of Seats
5
1279 lb
Maximum Payload
1279 lb
14.7 cu ft
Trunk Volume
15.9 cu ft











No data
Cargo Volume (Seats Down)
No data