The Comparative Analysis :

Jaguar XJ 5.0 V8 Automatic (10 - 12) vs. Mercedes S 420 CDI long 7G-TRONIC (06 - 09)

€ 99,500
Jaguar XJ 5.0 V8 Automatic (10 - 12) Jaguar XJ 5.0 V8
€ 98,900
 Mercedes S 420 CDI long 7G-TRONIC (06 - 09) Mercedes S 420 CDI long
€ 99,500
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 5.0 V8 is 3.3 inches shorter, 1.1 inches wider and an inch lower than the Mercedes S 420 CDI long.
Jaguar XJ 5.0 V8
Mercedes S 420 CDI long
57
Blueprint Jaguar XJ 5.0 V8 Automatic (10 - 12)
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 5.0 V8 Automatic (10 - 12)
119.4
201.9
Blueprint Mercedes S 420 CDI long 7G-TRONIC (06 - 09)
124.6
205.1
201.9 in
Length
205.1 in
119.4 in
Wheelbase
124.6 in

Vehicle Weight

Jaguar XJ 5.0 V8
Mercedes S 420 CDI long
3869 lb
Curb Weight
4718 lb
5071 lb
Gross Vehicle
Weight
5864 lb
Jaguar XJ 5.0 V8 Automatic (10 - 12)
Weight Difference:
849 lb
18 %
Mercedes S 420 CDI long 7G-TRONIC (06 - 09)

General

Jaguar XJ 5.0 V8
Mercedes S 420 CDI long
X351
Generation
W221
Sedan
Car Body Style
Sedan
Mid-Grade Unleaded
Fuel Type
Diesel
Rear-wheel drive
Drivetrain
Rear-wheel drive
6-speed automatic transmission
Transmission
7-speed automatic transmission

Engine

Jaguar XJ 5.0 V8
Mercedes S 420 CDI long
V8 gasoline engine (nat­u­ral­ly as­pi­rat­ed engine)
Engine Type
V8 diesel engine with tur­bo­charger
Engine Series
Mercedes-Benz OM 629
Engine Code
OM 629.911
4
Valves
4
8
Cylinders
8
5 L / 245 cu in
Displacement
4 L / 196 cu in
380 hp
at 6500 rpm
Power
316 hp
at 3600 rpm
Jaguar XJ 5.0 V8
380 hp
316 hp
Mercedes S 420 CDI long
380 lb‑ft
at 3500 rpm
Max. Torque
538 lb‑ft
at 2200 rpm
Jaguar XJ 5.0 V8
380 lb‑ft
538 lb‑ft
Mercedes S 420 CDI long

Performance

Jaguar XJ 5.0 V8
Mercedes S 420 CDI long
155 mph
Maximum Speed
155 mph
5.7 sec
Acceleration 0 to 62 mph
6 sec
62 mph 62
mph

259 ft
0.000 sec

Jaguar XJ 5.0 V8

62 mph 62
mph

272 ft
0.000 sec

Mercedes S 420 CDI long

▶ REPLAY
10.18 lb/hp
Weight-to-Power Ratio
14.93 lb/hp
Jaguar XJ 5.0 V8
10.18 lb/hp
14.93 lb/hp
Mercedes S 420 CDI long

Fuel Economy / Emissions

Jaguar XJ 5.0 V8
Mercedes S 420 CDI long
Fuel Economy
21 mpg
combined
25 mpg
Jaguar XJ 5.0 V8
21 mpg
25 mpg
Mercedes S 420 CDI long
14 mpg
city
18 mpg
29 mpg
highway
33 mpg
Kraftstoffanzeige
22.5 gal
Fuel Tank Capacity
23.8 gal
Kraftstoffanzeige
464 mi
Range
595 mi
Jaguar XJ 5.0 V8
464 mi
595 mi
Mercedes S 420 CDI long
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).
193.4 kWh
Jaguar XJ 5.0 V8
216 kWh
193.4 kWh
Mercedes S 420 CDI long
Euro 5
Emission Standard
Euro 4 III
425 g/mi (NEFZ)
CO2 Emissions
398 g/mi (NEFZ)

Practical Convenience

Jaguar XJ 5.0 V8
Mercedes S 420 CDI long
4
Doors
4
5
No. of Seats
5
1202 lb
Maximum Payload
1146 lb
14.7 cu ft
Trunk Volume
15.9 cu ft
No data
Cargo Volume (Seats Down)
No data