Car comparison

Jaguar XJ (X350) 4.2 V8 32V L SupervsJaguar XJ (X308) R 4.0 V8 32V

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

New comparison

Jaguar XJ (X350)

4.2 V8 32V L Super

400 hp4196 ccGasolineRWDAutomaticSuperchargedSedan2004-2006

Jaguar XJ (X308)

R 4.0 V8 32V

363 hp3996 ccGasolineRWDAutomaticSuperchargedSedan1997-2003

Comparison overview

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

Jaguar XJ (X350) 4.2 V8 32V L Super

Quickest 0-100 km/h
5.3 s
Fastest top speed
265 km/h
165 mph Unrestricted
250 km/h
155 mph Restricted
Most powerful
400 hp
298 kW
Highest torque
541 Nm
399 lb-ft
Lightest
1,690 kg
3,726 lb
Best power-to-weight
237 hp/t
176 kW/t
4.2 kg/hp
Lowest highway consumption
9.0 L/100 km
26.1 mpg US
31.4 mpg UK
Largest trunk
470 L
Best overall score
74/100
Best performance score
74/100
Best practicality score
75/100

Jaguar XJ (X308) R 4.0 V8 32V

Lowest city consumption
18.0 L/100 km
13.1 mpg US
15.7 mpg UK
Best economy score
73/100

Specification comparison

Specification comparison
Model	JaguarXJ (X350)4.2 V8 32V L Super	JaguarXJ (X308)R 4.0 V8 32V
Power	400hp298kW	363hp271kW
Torque	541Nm399lb-ft	505Nm372lb-ft
Curb weight	1,690kg3,726lb	1,845kg4,068lb
Gross weight	2,275kg5,016lb	2,260kg4,982lb
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	52.1s99% target: 262 km/h / 163 mph Calculated	56.7s99% target: 262 km/h / 163 mph Calculated
0-100 km/h	5.3s	5.6s
0-200 km/h	15.8s Calculated	17.0s Calculated
0-60 mph	5.1s Calculated	5.4s Calculated
Fuel consumption	-	12.6L/100 km18.7mpg US22.4mpg UK
Fuel consumption city	18.6L/100 km12.6mpg US15.2mpg UK	18L/100 km13.1mpg US15.7mpg UK
Fuel consumption highway	9L/100 km26.1mpg US31.4mpg UK	9.5L/100 km24.8mpg US29.7mpg UK
Quarter mile	13.2s Calculated	13.5s Calculated
Power-to-weight	237hp/t176kW/t107hp/1000 lb Calculated	197hp/t147kW/t89hp/1000 lb Calculated
Torque-to-weight	320Nm/t214lb-ft/ton Calculated	274Nm/t183lb-ft/ton Calculated
Estimated range	-	643km399mi Calculated
Displacement	4,196cc256cu in	3,996cc244cu in
Length	5,215mm205in	5,023mm198in
Width	1,860mm73in	1,799mm71in
Height	1,448mm57in	1,345mm53in
Wheelbase	3,159mm124in	2,870mm113in
Front track	1,556mm61in	1,500mm59in
Rear track	1,546mm61in	1,498mm59in
Trunk volume	470L	430L
Doors	4	4
Seats	5	5
Fuel tank	85L	81L

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 (X350) 4.2 V8 32V L SuperJaguar XJ (X308) R 4.0 V8 32VPowerTorque

Dyno simulation data table
Vehicle	Peak power RPM	Peak torque RPM	Max engine speed
JaguarXJ (X350)4.2 V8 32V L Super	6,100 rpm	3,500 rpm	6,350 rpm
JaguarXJ (X308)R 4.0 V8 32V	6,150 rpm	3,600 rpm	6,400 rpm

Acceleration curve

Estimated speed over time for selected vehicles.

Acceleration and drag-race table
Metric	JaguarXJ (X350)4.2 V8 32V L Super	JaguarXJ (X308)R 4.0 V8 32V
	Acceleration checkpoints
0-60 mph 0-97 km/h	5.1 s	5.4 s
0-100 km/h 0-62 mph	5.3 s	5.6 s
0-200 km/h 0-124 mph	15.8 s	17.0 s
Top speed	Unrestricted 265 km/h165 mph Restricted 250 km/h155 mph Likely limited	Unrestricted 265 km/h165 mph Restricted 250 km/h155 mph Likely limited
	Drag race simulation
60 ft 18 m	2.4 s	2.5 s
330 ft 101 m	6.0 s	6.2 s
1/8 mile 201 m	8.8 s	9.0 s
1000 ft 305 m	11.2 s	11.5 s
1/4 mile 402 m	13.2 s	13.5 s
Trap speed 1/4 mile 402 m	183 km/h 114 mph	179 km/h 111 mph

Power comparison

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

Chart data table
Vehicle	Value
JaguarXJ (X350)4.2 V8 32V L Super	400 hp 298 kW
JaguarXJ (X308)R 4.0 V8 32V	363 hp 271 kW

Jaguar XJ (X350) 4.2 V8 32V L Super has 37 hp more than Jaguar XJ (X308) R 4.0 V8 32V.

The biggest power difference is between Jaguar XJ (X308) R 4.0 V8 32V and Jaguar XJ (X350) 4.2 V8 32V L Super: 37 hp (28 kW).

Torque comparison

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

Chart data table
Vehicle	Value
JaguarXJ (X350)4.2 V8 32V L Super	541 Nm 399 lb-ft
JaguarXJ (X308)R 4.0 V8 32V	505 Nm 372 lb-ft

Curb weight comparison

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

Chart data table
Vehicle	Value
JaguarXJ (X350)4.2 V8 32V L Super	1,690 kg 3,726 lb
JaguarXJ (X308)R 4.0 V8 32V	1,845 kg 4,068 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 (X350)4.2 V8 32V L Super	Unrestricted 265 km/h165 mph Restricted 250 km/h155 mph
JaguarXJ (X308)R 4.0 V8 32V	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 (X350)4.2 V8 32V L Super	5.3 s
JaguarXJ (X308)R 4.0 V8 32V	5.6 s

The biggest 0-100 km/h difference is between Jaguar XJ (X350) 4.2 V8 32V L Super and Jaguar XJ (X308) R 4.0 V8 32V: 0.3 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 (X350)4.2 V8 32V L Super	237 hp/t 176 kW/t 4.2 kg/hp
JaguarXJ (X308)R 4.0 V8 32V	197 hp/t 147 kW/t 5.1 kg/hp

Performance spider chart

Radar chart comparing normalized performance and fuel-consumption scores.

Chart data table
Vehicle	Power	Acceleration	Top speed
JaguarXJ (X350)4.2 V8 32V L Super	400 hp 298 kW	5.3 s	Unrestricted 265 km/h165 mph Restricted 250 km/h155 mph
JaguarXJ (X308)R 4.0 V8 32V	363 hp 271 kW	5.6 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 (X350)4.2 V8 32V L Super

Power	400 hp 298 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	5,215 mm 205.3 in
Height	1,448 mm 57.0 in

JaguarXJ (X308)R 4.0 V8 32V

Power	363 hp 271 kW
0-100 km/h	5.6 s
Top speed Unrestricted 265 km/h165 mph Restricted 250 km/h155 mph

Doors/seats	4 doors 5 seats
Trunk	430 L 15.2 cu ft
Length	5,023 mm 197.8 in
Height	1,345 mm 53.0 in

Detailed score breakdown

Vehicle

JaguarXJ (X350)4.2 V8 32V L Super

JaguarXJ (X308)R 4.0 V8 32V

Power

400 hp

298 kW

363 hp

271 kW

Torque

541 Nm

399 lb-ft

505 Nm

372 lb-ft

Acceleration

5.3 s

5.6 s

Top speed

Unrestricted

265 km/h165 mph

Restricted

250 km/h155 mph

Unrestricted

265 km/h165 mph

Restricted

250 km/h155 mph

Lightness

1,690 kg

3,726 lb

1,845 kg

4,068 lb

Fuel consumption

12.6 L/100 km

18.7 mpg US

22.4 mpg UK

Practicality

Doors/seats	4 doors 5 seats
Trunk	470 L 16.6 cu ft
Length	5,215 mm 205.3 in
Height	1,448 mm 57.0 in

Doors/seats	4 doors 5 seats
Trunk	430 L 15.2 cu ft
Length	5,023 mm 197.8 in
Height	1,345 mm 53.0 in

Range score

643 km

399 mi

Trunk score

470 L

16.6 cu ft

430 L

15.2 cu ft

Power-to-weight score

237 hp/t

176 kW/t

4.2 kg/hp

197 hp/t

147 kW/t

5.1 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 (X308) R 4.0 V8 32V
Consumption	12.6 L/100 km18.7 mpg US22.4 mpg UK
Cost / 100 km	22.05 LC100 km
Cost / 100 mi	35.49 LC100 mi
Annual fuel used	1,890 L499 US gal416 UK gal
Annual fuel cost	3,308 LC/year