Car comparison

Jaguar XJ (X351) 5.0 V8 SuperchargedvsJaguar XJ (X358) R 4.2 V8

Compare specs, acceleration, fuel consumption, dimensions, practicality, and estimated running costs side by side.

New comparison

Jaguar XJ (X351)

5.0 V8 Supercharged

470 hp5000 ccGasolineRWDAutomaticSuperchargedSedan2009-2012

Jaguar XJ (X358)

R 4.2 V8

395 hp4196 ccGasolineRWDAutomaticSuperchargedSedan2007-2009

Comparison overview

Use the estimates as comparison hints and verify exact figures before making decisions.

Jaguar XJ (X351) 5.0 V8 Supercharged

Quickest 0-100 km/h
5.2 s
Fastest top speed
265 km/h
165 mph Unrestricted
250 km/h
155 mph Restricted
Most powerful
470 hp
350 kW
Highest torque
575 Nm
424 lb-ft
Best power-to-weight
242 hp/t
180 kW/t
4.1 kg/hp
Lowest city consumption
15.7 L/100 km
15.0 mpg US
18.0 mpg UK
Largest trunk
520 L
Best overall score
77/100
Best performance score
77/100
Best practicality score
77/100

Jaguar XJ (X358) R 4.2 V8

Lightest
1,653 kg
3,644 lb
Lowest highway consumption
8.7 L/100 km
27.0 mpg US
32.5 mpg UK
Best economy score
74/100

Specification comparison

Specification comparison
Model	JaguarXJ (X351)5.0 V8 Supercharged	JaguarXJ (X358)R 4.2 V8
Power	470hp350kW	395hp295kW
Torque	575Nm424lb-ft	541Nm399lb-ft
Curb weight	1,942kg4,281lb	1,653kg3,644lb
Gross weight	2,365kg5,214lb	2,263kg4,989lb
Top speed	Unrestricted 265 km/h165 mph Restricted 250 km/h155 mph Calculated	Unrestricted 265 km/h165 mph Restricted 250 km/h155 mph Calculated
To 99% top speed	52.0s99% target: 262 km/h / 163 mph Calculated	52.0s99% target: 262 km/h / 163 mph Calculated
0-100 km/h	5.2s	5.3s
0-200 km/h	15.6s Calculated	15.8s Calculated
0-60 mph	5.0s Calculated	5.1s Calculated
Fuel consumption	-	12.1L/100 km19.4mpg US23.3mpg UK
Fuel consumption city	15.7L/100 km15mpg US18.0mpg UK	17.9L/100 km13.1mpg US15.8mpg UK
Fuel consumption highway	11.2L/100 km21mpg US25.2mpg UK	8.7L/100 km27mpg US32.5mpg UK
Quarter mile	13.1s Calculated	13.2s Calculated
Power-to-weight	242hp/t180kW/t110hp/1000 lb Calculated	239hp/t178kW/t108hp/1000 lb Calculated
Torque-to-weight	296Nm/t198lb-ft/ton Calculated	327Nm/t219lb-ft/ton Calculated
Estimated range	-	702km437mi Calculated
Displacement	5,000cc305cu in	4,196cc256cu in
Length	5,127mm202in	5,091mm200in
Width	1,894mm75in	1,860mm73in
Height	1,457mm57in	1,462mm58in
Wheelbase	3,032mm119in	3,034mm119in
Front track	1,626mm64in	1,556mm61in
Rear track	1,604mm63in	1,546mm61in
Trunk volume	520L	470L
Doors	4	4
Seats	5	5
Fuel tank	82L	85L

Performance charts

Use the estimates as comparison hints and verify exact figures before making decisions.

Dyno simulation

Estimated stock-style power and torque curves by engine speed.

Jaguar XJ (X351) 5.0 V8 SuperchargedJaguar XJ (X358) R 4.2 V8PowerTorque

Dyno simulation data table
Vehicle	Peak power RPM	Peak torque RPM	Max engine speed
JaguarXJ (X351)5.0 V8 Supercharged	6,000-6,500 rpm	2,500-5,500 rpm	6,750 rpm
JaguarXJ (X358)R 4.2 V8	6,100 rpm	3,500 rpm	6,350 rpm

Acceleration curve

Estimated speed over time for selected vehicles.

Acceleration and drag-race table
Metric	JaguarXJ (X351)5.0 V8 Supercharged	JaguarXJ (X358)R 4.2 V8
	Acceleration checkpoints
0-60 mph 0-97 km/h	5.0 s	5.1 s
0-100 km/h 0-62 mph	5.2 s	5.3 s
0-200 km/h 0-124 mph	15.6 s	15.8 s
Top speed	Unrestricted 265 km/h165 mph Restricted 250 km/h155 mph Limited	Unrestricted 265 km/h165 mph Restricted 250 km/h155 mph Limited
	Drag race simulation
60 ft 18 m	2.4 s	2.4 s
330 ft 101 m	6.0 s	6.0 s
1/8 mile 201 m	8.8 s	8.8 s
1000 ft 305 m	11.2 s	11.2 s
1/4 mile 402 m	13.1 s	13.2 s
Trap speed 1/4 mile 402 m	184 km/h 114 mph	183 km/h 114 mph

Power comparison

Bar comparison chart for Power. Higher is better · hp / kW

Chart data table
Vehicle	Value
JaguarXJ (X351)5.0 V8 Supercharged	470 hp 350 kW
JaguarXJ (X358)R 4.2 V8	395 hp 295 kW

Jaguar XJ (X351) 5.0 V8 Supercharged has 75 hp more than Jaguar XJ (X358) R 4.2 V8.

The biggest power difference is between Jaguar XJ (X358) R 4.2 V8 and Jaguar XJ (X351) 5.0 V8 Supercharged: 75 hp (56 kW).

Torque comparison

Bar comparison chart for Torque. Higher is better · Nm / lb-ft

Chart data table
Vehicle	Value
JaguarXJ (X351)5.0 V8 Supercharged	575 Nm 424 lb-ft
JaguarXJ (X358)R 4.2 V8	541 Nm 399 lb-ft

Curb weight comparison

Bar comparison chart for Curb weight. Lower is better · kg / lb

Chart data table
Vehicle	Value
JaguarXJ (X351)5.0 V8 Supercharged	1,942 kg 4,281 lb
JaguarXJ (X358)R 4.2 V8	1,653 kg 3,644 lb

Top speed without limiter comparison

Bar comparison chart for Top speed without limiter. Higher is better · km/h / mph

Chart data table
Vehicle	Value
JaguarXJ (X351)5.0 V8 Supercharged	Unrestricted 265 km/h165 mph Restricted 250 km/h155 mph
JaguarXJ (X358)R 4.2 V8	Unrestricted 265 km/h165 mph Restricted 250 km/h155 mph

0-100 km/h comparison

Bar comparison chart for 0-100 km/h. Lower is better · seconds

Chart data table
Vehicle	Value
JaguarXJ (X351)5.0 V8 Supercharged	5.2 s
JaguarXJ (X358)R 4.2 V8	5.3 s

The biggest 0-100 km/h difference is between Jaguar XJ (X351) 5.0 V8 Supercharged and Jaguar XJ (X358) R 4.2 V8: 0.1 s.

Power-to-weight comparison

Bar comparison chart for Power-to-weight. Higher is better · hp/t / kW/t

Chart data table
Vehicle	Value
JaguarXJ (X351)5.0 V8 Supercharged	242 hp/t 180 kW/t 4.1 kg/hp
JaguarXJ (X358)R 4.2 V8	239 hp/t 178 kW/t 4.2 kg/hp

Performance spider chart

Radar chart comparing normalized performance and fuel-consumption scores.

Chart data table
Vehicle	Power	Acceleration	Top speed
JaguarXJ (X351)5.0 V8 Supercharged	470 hp 350 kW	5.2 s	Unrestricted 265 km/h165 mph Restricted 250 km/h155 mph
JaguarXJ (X358)R 4.2 V8	395 hp 295 kW	5.3 s	Unrestricted 265 km/h165 mph Restricted 250 km/h155 mph

Most attractive quadrant

Scatter chart with performance score on the X axis and practicality score on the Y axis.

Vehicle

Performance score

Practicality score

JaguarXJ (X351)5.0 V8 Supercharged

Power	470 hp 350 kW
0-100 km/h	5.2 s
Top speed Unrestricted 265 km/h165 mph Restricted 250 km/h155 mph

Doors/seats	4 doors 5 seats
Trunk	520 L 18.4 cu ft
Length	5,127 mm 201.9 in
Height	1,457 mm 57.4 in

JaguarXJ (X358)R 4.2 V8

Power	395 hp 295 kW
0-100 km/h	5.3 s
Top speed Unrestricted 265 km/h165 mph Restricted 250 km/h155 mph

Doors/seats	4 doors 5 seats
Trunk	470 L 16.6 cu ft
Length	5,091 mm 200.4 in
Height	1,462 mm 57.6 in

Detailed score breakdown

Vehicle

JaguarXJ (X351)5.0 V8 Supercharged

JaguarXJ (X358)R 4.2 V8

Power

470 hp

350 kW

395 hp

295 kW

Torque

575 Nm

424 lb-ft

541 Nm

399 lb-ft

Acceleration

5.2 s

5.3 s

Top speed

Unrestricted

265 km/h165 mph

Restricted

250 km/h155 mph

Unrestricted

265 km/h165 mph

Restricted

250 km/h155 mph

Lightness

1,942 kg

4,281 lb

1,653 kg

3,644 lb

Fuel consumption

12.1 L/100 km

19.4 mpg US

23.3 mpg UK

Practicality

Doors/seats	4 doors 5 seats
Trunk	520 L 18.4 cu ft
Length	5,127 mm 201.9 in
Height	1,457 mm 57.4 in

Doors/seats	4 doors 5 seats
Trunk	470 L 16.6 cu ft
Length	5,091 mm 200.4 in
Height	1,462 mm 57.6 in

Range score

702 km

437 mi

Trunk score

520 L

18.4 cu ft

470 L

16.6 cu ft

Power-to-weight score

242 hp/t

180 kW/t

4.1 kg/hp

239 hp/t

178 kW/t

4.2 kg/hp

Overall

Fixed score

Fuel cost and annual usage

Estimate running costs from combined consumption, your annual distance, and the fuel price in your local currency.

Average annual distanceDistance unitFuel price in your local currencyPrice unit

Enter the fuel price in your local currency, for example €/L, $/gal, £/L or any other local currency.

LC = Local Currency

Fuel cost and annual usage
Vehicle	Jaguar XJ (X358) R 4.2 V8
Consumption	12.1 L/100 km19.4 mpg US23.3 mpg UK
Cost / 100 km	21.18 LC100 km
Cost / 100 mi	34.08 LC100 mi
Annual fuel used	1,815 L479 US gal399 UK gal
Annual fuel cost	3,176 LC/year