Car comparison

Jaguar XJ (X351) · Facelift 2015 R 5.0 V8vsJaguar XJ (X350) 4.2 V8 32V L Super

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

New comparison

Jaguar XJ (X351) · Facelift 2015

R 5.0 V8

550 hp5000 ccGasolineRWDAutomaticSuperchargedSedan2015-2017
VS

Jaguar XJ (X350)

4.2 V8 32V L Super

400 hp4196 ccGasolineRWDAutomaticSuperchargedSedan2004-2006

Comparison overview

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

Best choices

Jaguar XJ (X351) Facelift 2015 R 5.0 V8

  • Quickest 0-100 km/h
    4.6 s
  • Fastest top speed
    295 km/h
    183 mph Unrestricted
    280 km/h
    174 mph Restricted
  • Most powerful
    550 hp
    410 kW
  • Highest torque
    680 Nm
    502 lb-ft
  • Best power-to-weight
    293 hp/t
    219 kW/t
    3.4 kg/hp
  • Lowest city consumption
    16.2 L/100 km
    14.5 mpg US
    17.4 mpg UK
  • Lowest highway consumption
    8.2 L/100 km
    28.7 mpg US
    34.4 mpg UK
  • Best overall score
    83/100
  • Best performance score
    86/100
  • Best economy score
    77/100
  • Best practicality score
    78/100

Specification comparison

Specification comparison
ModelJaguarXJ (X351)Facelift 2015R 5.0 V8JaguarXJ (X350)4.2 V8 32V L Super
Power
550hp410kW
400hp298kW
Torque
680Nm502lb-ft
541Nm399lb-ft
Curb weight
1,875kg4,134lb
1,690kg3,726lb
Gross weight
2,400kg5,291lb
2,275kg5,016lb
Top speed
Unrestricted
295 km/h183 mph
Restricted
280 km/h174 mph
Calculated
Unrestricted
265 km/h165 mph
Restricted
250 km/h155 mph
Calculated
To 99% top speed
48.8s99% target: 292 km/h / 181 mph
Calculated
52.1s99% target: 262 km/h / 163 mph
Calculated
0-100 km/h
4.6s
5.3s
0-200 km/h
12.3s
Calculated
15.8s
Calculated
0-60 mph
4.4s
Calculated
5.1s
Calculated
Fuel consumption
11.1L/100 km21.2mpg US25.4mpg UK
-
Fuel consumption city
16.2L/100 km14.5mpg US17.4mpg UK
18.6L/100 km12.6mpg US15.2mpg UK
Fuel consumption highway
8.2L/100 km28.7mpg US34.4mpg UK
9L/100 km26.1mpg US31.4mpg UK
Quarter mile
12.3s
Calculated
13.2s
Calculated
Power-to-weight
293hp/t219kW/t133hp/1000 lb
Calculated
237hp/t176kW/t107hp/1000 lb
Calculated
Torque-to-weight
363Nm/t243lb-ft/ton
Calculated
320Nm/t214lb-ft/ton
Calculated
Estimated range
721km448mi
Calculated
-
Displacement
5,000cc305cu in
4,196cc256cu in
Length
5,130mm202in
5,215mm205in
Width
1,899mm75in
1,860mm73in
Height
1,460mm57in
1,448mm57in
Wheelbase
3,032mm119in
3,159mm124in
Front track
1,626mm64in
1,556mm61in
Rear track
1,604mm63in
1,546mm61in
Trunk volume-
470L
Doors
4
4
Seats
5
5
Fuel tank
80L
85L
CO2 emissions
264g/km
-

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) Facelift 2015 R 5.0 V8Jaguar XJ (X350) 4.2 V8 32V L SuperPowerTorque
  • Jaguar XJ (X351) Facelift 2015 R 5.0 V8: Power / Torque
  • Jaguar XJ (X350) 4.2 V8 32V L Super: Power / Torque
Dyno simulation data table
VehiclePeak power RPMPeak torque RPMMax engine speed
JaguarXJ (X351)Facelift 2015R 5.0 V86,000-6,500 rpm3,500-4,000 rpm6,750 rpm
JaguarXJ (X350)4.2 V8 32V L Super6,100 rpm3,500 rpm6,350 rpm

Acceleration curve

Estimated speed over time for selected vehicles.

Acceleration and drag-race table
MetricJaguarXJ (X351)Facelift 2015R 5.0 V8JaguarXJ (X350)4.2 V8 32V L Super
Acceleration checkpoints
0-60 mph
0-97 km/h
4.4 s
5.1 s
0-100 km/h
0-62 mph
4.6 s
5.3 s
0-200 km/h
0-124 mph
12.3 s
15.8 s
Top speed
Unrestricted
295 km/h183 mph
Restricted
280 km/h174 mph
Likely limited
Unrestricted
265 km/h165 mph
Restricted
250 km/h155 mph
Likely limited
Drag race simulation
60 ft
18 m
2.3 s
2.4 s
330 ft
101 m
5.7 s
6.0 s
1/8 mile
201 m
8.3 s
8.8 s
1000 ft
305 m
10.5 s
11.2 s
1/4 mile
402 m
12.3 s
13.2 s
Trap speed
1/4 mile
402 m
200 km/h
124 mph
183 km/h
114 mph

Power comparison

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

Chart data table
VehicleValue
JaguarXJ (X351)Facelift 2015R 5.0 V8
550 hp
410 kW
JaguarXJ (X350)4.2 V8 32V L Super
400 hp
298 kW

Jaguar XJ (X351) Facelift 2015 R 5.0 V8 has 150 hp more than Jaguar XJ (X350) 4.2 V8 32V L Super.

The biggest power difference is between Jaguar XJ (X350) 4.2 V8 32V L Super and Jaguar XJ (X351) Facelift 2015 R 5.0 V8: 150 hp (112 kW).

Torque comparison

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

Chart data table
VehicleValue
JaguarXJ (X351)Facelift 2015R 5.0 V8
680 Nm
502 lb-ft
JaguarXJ (X350)4.2 V8 32V L Super
541 Nm
399 lb-ft

Curb weight comparison

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

Chart data table
VehicleValue
JaguarXJ (X351)Facelift 2015R 5.0 V8
1,875 kg
4,134 lb
JaguarXJ (X350)4.2 V8 32V L Super
1,690 kg
3,726 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 (X351)Facelift 2015R 5.0 V8
Unrestricted
295 km/h183 mph
Restricted
280 km/h174 mph
JaguarXJ (X350)4.2 V8 32V L Super
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 (X351)Facelift 2015R 5.0 V84.6 s
JaguarXJ (X350)4.2 V8 32V L Super5.3 s

The biggest 0-100 km/h difference is between Jaguar XJ (X351) Facelift 2015 R 5.0 V8 and Jaguar XJ (X350) 4.2 V8 32V L Super: 0.7 s.

Power-to-weight comparison

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

Chart data table
VehicleValue
JaguarXJ (X351)Facelift 2015R 5.0 V8
293 hp/t
219 kW/t
3.4 kg/hp
JaguarXJ (X350)4.2 V8 32V L Super
237 hp/t
176 kW/t
4.2 kg/hp

Performance spider chart

Radar chart comparing normalized performance and fuel-consumption scores.

Chart data table
VehiclePowerAccelerationTop speed
JaguarXJ (X351)Facelift 2015R 5.0 V8
550 hp
410 kW
4.6 s
Unrestricted
295 km/h183 mph
Restricted
280 km/h174 mph
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

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 (X351)Facelift 2015R 5.0 V8
Power
550 hp
410 kW
0-100 km/h4.6 s
Top speed
Unrestricted
295 km/h183 mph
Restricted
280 km/h174 mph
Doors/seats
4 doors
5 seats
Trunk-
Length
5,130 mm
202.0 in
Height
1,460 mm
57.5 in
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

Detailed score breakdown

Detailed score breakdown
VehicleJaguarXJ (X351)Facelift 2015R 5.0 V8JaguarXJ (X350)4.2 V8 32V L Super
Power
550 hp
410 kW
400 hp
298 kW
Torque
680 Nm
502 lb-ft
541 Nm
399 lb-ft
Acceleration
4.6 s
5.3 s
Top speed
Unrestricted
295 km/h183 mph
Restricted
280 km/h174 mph
Unrestricted
265 km/h165 mph
Restricted
250 km/h155 mph
Lightness
1,875 kg
4,134 lb
1,690 kg
3,726 lb
Fuel consumption
11.1 L/100 km
21.2 mpg US
25.4 mpg UK
-
Practicality
Doors/seats
4 doors
5 seats
Trunk-
Length
5,130 mm
202.0 in
Height
1,460 mm
57.5 in
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
Range score
721 km
448 mi
-
CO2 score
264 g/km
-
Trunk score
-
470 L
16.6 cu ft
Power-to-weight score
293 hp/t
219 kW/t
3.4 kg/hp
237 hp/t
176 kW/t
4.2 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) Facelift 2015 R 5.0 V8
Consumption11.1 L/100 km21.2 mpg US25.4 mpg UK
Cost / 100 km19.43 LC100 km
Cost / 100 mi31.26 LC100 mi
Annual fuel used1,665 L440 US gal366 UK gal
Annual fuel cost2,914 LC/year

Head-to-head comparisons

Jaguar XJ (X351) Facelift 2015 R 5.0 V8

  • Has 150 hp more
  • Has 139 Nm more
  • Is 0.7 s quicker from 0-100 km/h
  • Has 30 km/h (19 mph) higher top speed
  • Has 57 hp/t better power-to-weight

Pros

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

Cons

  • Heaviest

Choose cars to compare

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