Car comparison

Jaguar XJ (X350) 4.2 V8 32V L SupervsJaguar XJ (X351) 5.0 V8

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
VS

Jaguar XJ (X351)

5.0 V8

385 hp5000 ccGasolineRWDAutomaticNaturally aspiratedSedan2009-2012

Comparison overview

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

Best choices

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
  • Best overall score
    74/100
  • Best performance score
    74/100

Jaguar XJ (X351) 5.0 V8

  • Lowest city consumption
    17.0 L/100 km
    13.8 mpg US
    16.6 mpg UK
  • Lowest highway consumption
    8.2 L/100 km
    28.7 mpg US
    34.4 mpg UK
  • Largest trunk
    520 L
  • Best economy score
    77/100
  • Best practicality score
    77/100

Specification comparison

Specification comparison
ModelJaguarXJ (X350)4.2 V8 32V L SuperJaguarXJ (X351)5.0 V8
Power
400hp298kW
385hp287kW
Torque
541Nm399lb-ft
515Nm380lb-ft
Curb weight
1,690kg3,726lb
1,755kg3,869lb
Gross weight
2,275kg5,016lb
2,300kg5,071lb
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
58.2s99% target: 262 km/h / 163 mph
Calculated
0-100 km/h
5.3s
5.7s
0-200 km/h
15.8s
Calculated
17.3s
Calculated
0-60 mph
5.1s
Calculated
5.5s
Calculated
Fuel consumption-
11.3L/100 km20.8mpg US25.0mpg UK
Fuel consumption city
18.6L/100 km12.6mpg US15.2mpg UK
17L/100 km13.8mpg US16.6mpg UK
Fuel consumption highway
9L/100 km26.1mpg US31.4mpg UK
8.2L/100 km28.7mpg US34.4mpg UK
Quarter mile
13.2s
Calculated
13.6s
Calculated
Power-to-weight
237hp/t176kW/t107hp/1000 lb
Calculated
219hp/t164kW/t100hp/1000 lb
Calculated
Torque-to-weight
320Nm/t214lb-ft/ton
Calculated
293Nm/t196lb-ft/ton
Calculated
Estimated range-
726km451mi
Calculated
Displacement
4,196cc256cu in
5,000cc305cu in
Length
5,215mm205in
5,127mm202in
Width
1,860mm73in
1,894mm75in
Height
1,448mm57in
1,457mm57in
Wheelbase
3,159mm124in
3,032mm119in
Front track
1,556mm61in
1,626mm64in
Rear track
1,546mm61in
1,604mm63in
Trunk volume
470L
520L
Doors
4
4
Seats
5
5
Fuel tank
85L
82L

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 (X351) 5.0 V8PowerTorque
  • Jaguar XJ (X350) 4.2 V8 32V L Super: Power / Torque
  • Jaguar XJ (X351) 5.0 V8: Power / Torque
Dyno simulation data table
VehiclePeak power RPMPeak torque RPMMax engine speed
JaguarXJ (X350)4.2 V8 32V L Super6,100 rpm3,500 rpm6,350 rpm
JaguarXJ (X351)5.0 V86,500 rpm6,500 rpm6,750 rpm

Acceleration curve

Estimated speed over time for selected vehicles.

Acceleration and drag-race table
MetricJaguarXJ (X350)4.2 V8 32V L SuperJaguarXJ (X351)5.0 V8
Acceleration checkpoints
0-60 mph
0-97 km/h
5.1 s
5.5 s
0-100 km/h
0-62 mph
5.3 s
5.7 s
0-200 km/h
0-124 mph
15.8 s
17.3 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
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
9.1 s
1000 ft
305 m
11.2 s
11.6 s
1/4 mile
402 m
13.2 s
13.6 s
Trap speed
1/4 mile
402 m
183 km/h
114 mph
178 km/h
111 mph

Power comparison

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

Chart data table
VehicleValue
JaguarXJ (X350)4.2 V8 32V L Super
400 hp
298 kW
JaguarXJ (X351)5.0 V8
385 hp
287 kW

Jaguar XJ (X350) 4.2 V8 32V L Super has 15 hp more than Jaguar XJ (X351) 5.0 V8.

The biggest power difference is between Jaguar XJ (X351) 5.0 V8 and Jaguar XJ (X350) 4.2 V8 32V L Super: 15 hp (11 kW).

Torque comparison

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

Chart data table
VehicleValue
JaguarXJ (X350)4.2 V8 32V L Super
541 Nm
399 lb-ft
JaguarXJ (X351)5.0 V8
515 Nm
380 lb-ft

Curb weight comparison

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

Chart data table
VehicleValue
JaguarXJ (X350)4.2 V8 32V L Super
1,690 kg
3,726 lb
JaguarXJ (X351)5.0 V8
1,755 kg
3,869 lb

Top speed without limiter comparison

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

Chart data table
VehicleValue
JaguarXJ (X350)4.2 V8 32V L Super
Unrestricted
265 km/h165 mph
Restricted
250 km/h155 mph
JaguarXJ (X351)5.0 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
VehicleValue
JaguarXJ (X350)4.2 V8 32V L Super5.3 s
JaguarXJ (X351)5.0 V85.7 s

The biggest 0-100 km/h difference is between Jaguar XJ (X350) 4.2 V8 32V L Super and Jaguar XJ (X351) 5.0 V8: 0.4 s.

Power-to-weight comparison

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

Chart data table
VehicleValue
JaguarXJ (X350)4.2 V8 32V L Super
237 hp/t
176 kW/t
4.2 kg/hp
JaguarXJ (X351)5.0 V8
219 hp/t
164 kW/t
4.6 kg/hp

Performance spider chart

Radar chart comparing normalized performance and fuel-consumption scores.

Chart data table
VehiclePowerAccelerationTop 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 (X351)5.0 V8
385 hp
287 kW
5.7 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.

Chart data table
VehiclePerformance scorePracticality score
JaguarXJ (X350)4.2 V8 32V L Super
Power
400 hp
298 kW
0-100 km/h5.3 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 (X351)5.0 V8
Power
385 hp
287 kW
0-100 km/h5.7 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

Detailed score breakdown

Detailed score breakdown
VehicleJaguarXJ (X350)4.2 V8 32V L SuperJaguarXJ (X351)5.0 V8
Power
400 hp
298 kW
385 hp
287 kW
Torque
541 Nm
399 lb-ft
515 Nm
380 lb-ft
Acceleration
5.3 s
5.7 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
1,755 kg
3,869 lb
Fuel consumption
-
11.3 L/100 km
20.8 mpg US
25.0 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
520 L
18.4 cu ft
Length
5,127 mm
201.9 in
Height
1,457 mm
57.4 in
Range score
-
726 km
451 mi
Trunk score
470 L
16.6 cu ft
520 L
18.4 cu ft
Power-to-weight score
237 hp/t
176 kW/t
4.2 kg/hp
219 hp/t
164 kW/t
4.6 kg/hp
Overall
Fixed score
Fixed score

Fuel cost and annual usage

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

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
VehicleJaguar XJ (X351) 5.0 V8
Consumption11.3 L/100 km20.8 mpg US25 mpg UK
Cost / 100 km19.78 LC100 km
Cost / 100 mi31.82 LC100 mi
Annual fuel used1,695 L448 US gal373 UK gal
Annual fuel cost2,966 LC/year

Head-to-head comparisons

Jaguar XJ (X350) 4.2 V8 32V L Super

  • Has 15 hp more
  • Has 26 Nm more
  • Is 65 kg lighter
  • Is 0.4 s quicker from 0-100 km/h
  • Has 17 hp/t better power-to-weight

Pros

  • Quickest 0-100 km/h in this comparison
  • Highest top speed
  • Most powerful
  • Highest torque
  • Lightest
  • Best power-to-weight ratio

Cons

  • Smallest trunk

Choose cars to compare

Brand
Model
Generation
Engine or modification
Jaguar XJ (X350) 4.2 V8 32V L Super
Jaguar XJ (X351) 5.0 V8
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