Car comparison

Jaguar XK Coupe (X150) · Facelift 2009 5.0 V8vsRolls-Royce Phantom Coupe 6.75 i V12

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

New comparison

Jaguar XK Coupe (X150) · Facelift 2009

5.0 V8

385 hp5000 ccGasolineRWDAutomaticNaturally aspiratedCoupe2009-2011
VS

Rolls-Royce Phantom Coupe

6.75 i V12

460 hp6749 ccGasolineRWDAutomaticNaturally aspiratedCoupe2008-2012

Comparison overview

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

Best choices

Jaguar XK Coupe (X150) Facelift 2009 5.0 V8

  • Quickest 0-100 km/h
    5.5 s
  • Fastest top speed
    265 km/h
    165 mph Unrestricted
    250 km/h
    155 mph Restricted
  • Lightest
    1,660 kg
    3,660 lb
  • Best power-to-weight
    232 hp/t
    173 kW/t
    4.3 kg/hp
  • Lowest combined fuel consumption
    11.2 L/100 km
    21.0 mpg US
    25.2 mpg UK
  • Lowest city consumption
    17.1 L/100 km
    13.8 mpg US
    16.5 mpg UK
  • Lowest highway consumption
    8.0 L/100 km
    29.4 mpg US
    35.3 mpg UK
  • Best economy score
    77/100

Rolls-Royce Phantom Coupe 6.75 i V12

  • Most powerful
    460 hp
    343 kW
  • Highest torque
    720 Nm
    531 lb-ft
  • Best estimated range
    637 km
    396 mi
  • Largest trunk
    395 L
  • Best overall score
    70/100
  • Best performance score
    75/100
  • Best practicality score
    58/100

Specification comparison

Specification comparison
ModelJaguarXK Coupe (X150)Facelift 20095.0 V8Rolls-RoycePhantom Coupe6.75 i V12
Power
385hp287kW
460hp343kW
Torque
515Nm380lb-ft
720Nm531lb-ft
Curb weight
1,660kg3,660lb
2,590kg5,710lb
Gross weight
2,075kg4,575lb
3,050kg6,724lb
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
73.0s99% target: 262 km/h / 163 mph
Calculated
104.7s99% target: 262 km/h / 163 mph
Calculated
0-100 km/h
5.5s
5.8s
0-200 km/h
18.9s
Calculated
23.1s
Calculated
0-60 mph
5.2s
Calculated
5.5s
Calculated
Fuel consumption
11.2L/100 km21mpg US25.2mpg UK
15.7L/100 km15mpg US18.0mpg UK
Fuel consumption city
17.1L/100 km13.8mpg US16.5mpg UK
23.2L/100 km10.1mpg US12.2mpg UK
Fuel consumption highway
8L/100 km29.4mpg US35.3mpg UK
11.3L/100 km20.8mpg US25.0mpg UK
Quarter mile
13.6s
Calculated
14.0s
Calculated
Power-to-weight
232hp/t173kW/t105hp/1000 lb
Calculated
178hp/t132kW/t81hp/1000 lb
Calculated
Torque-to-weight
310Nm/t208lb-ft/ton
Calculated
278Nm/t186lb-ft/ton
Calculated
Estimated range
630km392mi
Calculated
637km396mi
Calculated
Displacement
5,000cc305cu in
6,749cc412cu in
Length
4,794mm189in
5,609mm221in
Width
1,892mm74in
1,987mm78in
Height
1,322mm52in
1,592mm63in
Wheelbase
2,752mm108in
3,320mm131in
Front track-
1,685mm66in
Rear track-
1,670mm66in
Ground clearance
100mm4in
-
Trunk volume
330L
395L
Doors
2
2
Seats
4
5
Fuel tank
71L
100L

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 XK Coupe (X150) Facelift 2009 5.0 V8Rolls-Royce Phantom Coupe 6.75 i V12PowerTorque
  • Jaguar XK Coupe (X150) Facelift 2009 5.0 V8: Power / Torque
  • Rolls-Royce Phantom Coupe 6.75 i V12: Power / Torque
Dyno simulation data table
VehiclePeak power RPMPeak torque RPMMax engine speed
JaguarXK Coupe (X150)Facelift 20095.0 V86,500 rpm3,500 rpm6,750 rpm
Rolls-RoycePhantom Coupe6.75 i V125,350 rpm3,500 rpm5,600 rpm

Acceleration curve

Estimated speed over time for selected vehicles.

Acceleration and drag-race table
MetricJaguarXK Coupe (X150)Facelift 20095.0 V8Rolls-RoycePhantom Coupe6.75 i V12
Acceleration checkpoints
0-60 mph
0-97 km/h
5.2 s
5.5 s
0-100 km/h
0-62 mph
5.5 s
5.8 s
0-200 km/h
0-124 mph
18.9 s
23.1 s
Top speed
Unrestricted
265 km/h165 mph
Restricted
250 km/h155 mph
Limited
Unrestricted
265 km/h165 mph
Restricted
250 km/h155 mph
Likely limited
Drag race simulation
60 ft
18 m
2.3 s
2.2 s
330 ft
101 m
6.0 s
5.9 s
1/8 mile
201 m
8.9 s
9.0 s
1000 ft
305 m
11.5 s
11.7 s
1/4 mile
402 m
13.6 s
14.0 s
Trap speed
1/4 mile
402 m
172 km/h
107 mph
162 km/h
101 mph

Power comparison

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

Chart data table
VehicleValue
JaguarXK Coupe (X150)Facelift 20095.0 V8
385 hp
287 kW
Rolls-RoycePhantom Coupe6.75 i V12
460 hp
343 kW

Rolls-Royce Phantom Coupe 6.75 i V12 has 75 hp more than Jaguar XK Coupe (X150) Facelift 2009 5.0 V8.

The biggest power difference is between Jaguar XK Coupe (X150) Facelift 2009 5.0 V8 and Rolls-Royce Phantom Coupe 6.75 i V12: 75 hp (56 kW).

Torque comparison

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

Chart data table
VehicleValue
JaguarXK Coupe (X150)Facelift 20095.0 V8
515 Nm
380 lb-ft
Rolls-RoycePhantom Coupe6.75 i V12
720 Nm
531 lb-ft

Curb weight comparison

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

Chart data table
VehicleValue
JaguarXK Coupe (X150)Facelift 20095.0 V8
1,660 kg
3,660 lb
Rolls-RoycePhantom Coupe6.75 i V12
2,590 kg
5,710 lb

Top speed without limiter comparison

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

Chart data table
VehicleValue
JaguarXK Coupe (X150)Facelift 20095.0 V8
Unrestricted
265 km/h165 mph
Restricted
250 km/h155 mph
Rolls-RoycePhantom Coupe6.75 i V12
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
JaguarXK Coupe (X150)Facelift 20095.0 V85.5 s
Rolls-RoycePhantom Coupe6.75 i V125.8 s

Although Rolls-Royce Phantom Coupe 6.75 i V12 has more power, Jaguar XK Coupe (X150) Facelift 2009 5.0 V8 is quicker from 0-100 km/h.

The biggest 0-100 km/h difference is between Jaguar XK Coupe (X150) Facelift 2009 5.0 V8 and Rolls-Royce Phantom Coupe 6.75 i V12: 0.3 s.

Fuel consumption comparison

Bar comparison chart for Fuel consumption. Lower is better · L/100 km / mpg US / mpg UK

Chart data table
VehicleValue
JaguarXK Coupe (X150)Facelift 20095.0 V8
11.2 L/100 km
21.0 mpg US
25.2 mpg UK
Rolls-RoycePhantom Coupe6.75 i V12
15.7 L/100 km
15.0 mpg US
18.0 mpg UK

The biggest fuel consumption difference is between Jaguar XK Coupe (X150) Facelift 2009 5.0 V8 and Rolls-Royce Phantom Coupe 6.75 i V12: 4.5 L/100 km.

Power-to-weight comparison

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

Chart data table
VehicleValue
JaguarXK Coupe (X150)Facelift 20095.0 V8
232 hp/t
173 kW/t
4.3 kg/hp
Rolls-RoycePhantom Coupe6.75 i V12
178 hp/t
132 kW/t
5.6 kg/hp

Estimated range comparison

Bar comparison chart for Estimated range. Higher is better · km / mi

Chart data table
VehicleValue
JaguarXK Coupe (X150)Facelift 20095.0 V8
630 km
392 mi
Rolls-RoycePhantom Coupe6.75 i V12
637 km
396 mi

Performance spider chart

Radar chart comparing normalized performance and fuel-consumption scores.

Chart data table
VehiclePowerAccelerationTop speed
JaguarXK Coupe (X150)Facelift 20095.0 V8
385 hp
287 kW
5.5 s
Unrestricted
265 km/h165 mph
Restricted
250 km/h155 mph
Rolls-RoycePhantom Coupe6.75 i V12
460 hp
343 kW
5.8 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
JaguarXK Coupe (X150)Facelift 20095.0 V8
Power
385 hp
287 kW
0-100 km/h5.5 s
Top speed
Unrestricted
265 km/h165 mph
Restricted
250 km/h155 mph
Doors/seats
2 doors
4 seats
Trunk
330 L
11.7 cu ft
Length
4,794 mm
188.7 in
Height
1,322 mm
52.0 in
Rolls-RoycePhantom Coupe6.75 i V12
Power
460 hp
343 kW
0-100 km/h5.8 s
Top speed
Unrestricted
265 km/h165 mph
Restricted
250 km/h155 mph
Doors/seats
2 doors
5 seats
Trunk
395 L
13.9 cu ft
Length
5,609 mm
220.8 in
Height
1,592 mm
62.7 in

Performance vs fuel economy

Cars closer to the top-right corner combine stronger performance with better fuel economy scores.

Performance vs fuel economy data table
VehiclePerformance scoreFuel economy score
JaguarXK Coupe (X150)Facelift 20095.0 V8
Power
385 hp
287 kW
0-100 km/h5.5 s
Top speed
Unrestricted
265 km/h165 mph
Restricted
250 km/h155 mph
11.2 L/100 km
21.0 mpg US
25.2 mpg UK
Rolls-RoycePhantom Coupe6.75 i V12
Power
460 hp
343 kW
0-100 km/h5.8 s
Top speed
Unrestricted
265 km/h165 mph
Restricted
250 km/h155 mph
15.7 L/100 km
15.0 mpg US
18.0 mpg UK

Jaguar XK Coupe (X150) Facelift 2009 5.0 V8 is closest to the top-right balance target for performance and fuel economy.

Acceleration vs fuel consumption

Cars closer to the lower-left corner offer a better mix of quick acceleration and low fuel consumption.

Acceleration vs fuel consumption data table
VehicleFuel consumption, L/100 km0-100 km/h, s
JaguarXK Coupe (X150)Facelift 20095.0 V8
11.2 L/100 km
21.0 mpg US
25.2 mpg UK
5.5 s
Rolls-RoycePhantom Coupe6.75 i V12
15.7 L/100 km
15.0 mpg US
18.0 mpg UK
5.8 s

Power-to-weight vs fuel consumption

The shaded area favors higher power-to-weight with lower combined fuel consumption.

Power-to-weight vs fuel consumption data table
VehiclePower-to-weight, hp/tFuel consumption, L/100 km
JaguarXK Coupe (X150)Facelift 20095.0 V8
232 hp/t
173 kW/t
4.3 kg/hp
11.2 L/100 km
21.0 mpg US
25.2 mpg UK
Rolls-RoycePhantom Coupe6.75 i V12
178 hp/t
132 kW/t
5.6 kg/hp
15.7 L/100 km
15.0 mpg US
18.0 mpg UK

Detailed score breakdown

Detailed score breakdown
VehicleJaguarXK Coupe (X150)Facelift 20095.0 V8Rolls-RoycePhantom Coupe6.75 i V12
Power
385 hp
287 kW
460 hp
343 kW
Torque
515 Nm
380 lb-ft
720 Nm
531 lb-ft
Acceleration
5.5 s
5.8 s
Top speed
Unrestricted
265 km/h165 mph
Restricted
250 km/h155 mph
Unrestricted
265 km/h165 mph
Restricted
250 km/h155 mph
Lightness
1,660 kg
3,660 lb
2,590 kg
5,710 lb
Fuel consumption
11.2 L/100 km
21.0 mpg US
25.2 mpg UK
15.7 L/100 km
15.0 mpg US
18.0 mpg UK
Practicality
Doors/seats
2 doors
4 seats
Trunk
330 L
11.7 cu ft
Length
4,794 mm
188.7 in
Height
1,322 mm
52.0 in
Doors/seats
2 doors
5 seats
Trunk
395 L
13.9 cu ft
Length
5,609 mm
220.8 in
Height
1,592 mm
62.7 in
Range score
630 km
392 mi
637 km
396 mi
Trunk score
330 L
11.7 cu ft
395 L
13.9 cu ft
Power-to-weight score
232 hp/t
173 kW/t
4.3 kg/hp
178 hp/t
132 kW/t
5.6 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 XK Coupe (X150) Facelift 2009 5.0 V8Rolls-Royce Phantom Coupe 6.75 i V12
Consumption11.2 L/100 km21 mpg US25.2 mpg UK15.7 L/100 km15 mpg US18 mpg UK
Cost / 100 km19.60 LC100 km27.47 LC100 km
Cost / 100 mi31.54 LC100 mi44.22 LC100 mi
Annual fuel used1,680 L444 US gal370 UK gal2,355 L622 US gal518 UK gal
Annual fuel cost2,940 LC/year4,121 LC/year

Head-to-head comparisons

Jaguar XK Coupe (X150) Facelift 2009 5.0 V8

  • Is 930 kg lighter
  • Is 0.3 s quicker from 0-100 km/h
  • Uses 4.5 L/100 km less fuel
  • Has 54 hp/t better power-to-weight

Pros

  • Quickest 0-100 km/h in this comparison
  • Highest top speed
  • Lightest
  • Lowest combined fuel consumption
  • Best power-to-weight ratio

Cons

  • Lowest power
  • Smallest trunk

Rolls-Royce Phantom Coupe 6.75 i V12

  • Has 75 hp more
  • Has 205 Nm more
  • Has 7 km (4 mi) more estimated range
  • Has 65 L more trunk volume

Pros

  • Most powerful
  • Highest torque
  • Best estimated range
  • Largest trunk

Cons

  • Slowest 0-100 km/h
  • Highest combined fuel consumption
  • Heaviest

Choose cars to compare

Brand
Model
Generation
Engine or modification
Jaguar XK Coupe (X150) 5.0 V8
Rolls-Royce Phantom Coupe 6.75 i V12
Compare selected cars
2 vehicles selected

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