Car comparison

Jaguar XK Convertible (X150) · Facelift 2009 R 5.0 V8vsJaguar XK Convertible (X150) 4.2 V8

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

New comparison

Jaguar XK Convertible (X150) · Facelift 2009

R 5.0 V8

510 hp5000 ccGasolineRWDAutomaticSuperchargedCabriolet / convertible2009-2011
VS

Jaguar XK Convertible (X150)

4.2 V8

298 hp4196 ccGasolineRWDAutomaticNaturally aspiratedCabriolet / convertible2006-2009

Comparison overview

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

Best choices

Jaguar XK Convertible (X150) Facelift 2009 R 5.0 V8

  • Quickest 0-100 km/h
    4.8 s
  • Fastest top speed
    260 km/h
    162 mph Unrestricted
    250 km/h
    155 mph Restricted
  • Most powerful
    510 hp
    380 kW
  • Highest torque
    625 Nm
    461 lb-ft
  • Best power-to-weight
    283 hp/t
    211 kW/t
    3.5 kg/hp
  • Largest trunk
    200 L
  • Best overall score
    68/100
  • Best performance score
    81/100
  • Best practicality score
    41/100

Jaguar XK Convertible (X150) 4.2 V8

  • Lightest
    1,660 kg
    3,660 lb
  • Lowest combined fuel consumption
    11.3 L/100 km
    20.8 mpg US
    25.0 mpg UK
  • Lowest city consumption
    17.1 L/100 km
    13.8 mpg US
    16.5 mpg UK
  • Lowest highway consumption
    8.1 L/100 km
    29.0 mpg US
    34.9 mpg UK
  • Best estimated range
    629 km
    391 mi
  • Best economy score
    77/100

Specification comparison

Specification comparison
ModelJaguarXK Convertible (X150)Facelift 2009R 5.0 V8JaguarXK Convertible (X150)4.2 V8
Power
510hp380kW
298hp222kW
Torque
625Nm461lb-ft
411Nm303lb-ft
Curb weight
1,800kg3,968lb
1,660kg3,660lb
Gross weight
2,185kg4,817lb
2,075kg4,575lb
Top speed
Unrestricted
260 km/h162 mph
Restricted
250 km/h155 mph
Calculated
Unrestricted
260 km/h162 mph
Restricted
250 km/h155 mph
Calculated
To 99% top speed
57.8s99% target: 257 km/h / 160 mph
Calculated
89.1s99% target: 257 km/h / 160 mph
Calculated
0-100 km/h
4.8s
6.3s
0-200 km/h
16.3s
Calculated
23.2s
Calculated
0-60 mph
4.6s
Calculated
6.0s
Calculated
Fuel consumption
12.3L/100 km19.1mpg US23.0mpg UK
11.3L/100 km20.8mpg US25.0mpg UK
Fuel consumption city
18.9L/100 km12.4mpg US14.9mpg UK
17.1L/100 km13.8mpg US16.5mpg UK
Fuel consumption highway
8.6L/100 km27.4mpg US32.8mpg UK
8.1L/100 km29mpg US34.9mpg UK
Quarter mile
12.9s
Calculated
14.4s
Calculated
Power-to-weight
283hp/t211kW/t129hp/1000 lb
Calculated
180hp/t134kW/t81hp/1000 lb
Calculated
Torque-to-weight
347Nm/t232lb-ft/ton
Calculated
248Nm/t166lb-ft/ton
Calculated
Estimated range
574km357mi
Calculated
629km391mi
Calculated
Displacement
5,000cc305cu in
4,196cc256cu in
Length
4,794mm189in
4,791mm189in
Height
1,329mm52in
1,329mm52in
Wheelbase
2,752mm108in
2,752mm108in
Ground clearance
100mm4in
120mm5in
Trunk volume
200L
200L
Max trunk volume
313L
283L
Doors
2
2
Seats
4
4
Fuel tank
71L
71L

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 Convertible (X150) Facelift 2009 R 5.0 V8Jaguar XK Convertible (X150) 4.2 V8PowerTorque
  • Jaguar XK Convertible (X150) Facelift 2009 R 5.0 V8: Power / Torque
  • Jaguar XK Convertible (X150) 4.2 V8: Power / Torque
Dyno simulation data table
VehiclePeak power RPMPeak torque RPMMax engine speed
JaguarXK Convertible (X150)Facelift 2009R 5.0 V86,000-6,500 rpm2,500-5,500 rpm6,750 rpm
JaguarXK Convertible (X150)4.2 V86,000 rpm4,100 rpm6,250 rpm

Acceleration curve

Estimated speed over time for selected vehicles.

Acceleration and drag-race table
MetricJaguarXK Convertible (X150)Facelift 2009R 5.0 V8JaguarXK Convertible (X150)4.2 V8
Acceleration checkpoints
0-60 mph
0-97 km/h
4.6 s
6.0 s
0-100 km/h
0-62 mph
4.8 s
6.3 s
0-200 km/h
0-124 mph
16.3 s
23.2 s
Top speed
Unrestricted
260 km/h162 mph
Restricted
250 km/h155 mph
Limited
Unrestricted
260 km/h162 mph
Restricted
250 km/h155 mph
Limited
Drag race simulation
60 ft
18 m
2.2 s
2.4 s
330 ft
101 m
5.7 s
6.3 s
1/8 mile
201 m
8.5 s
9.4 s
1000 ft
305 m
10.9 s
12.1 s
1/4 mile
402 m
12.9 s
14.4 s
Trap speed
1/4 mile
402 m
181 km/h
112 mph
162 km/h
101 mph

Power comparison

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

Chart data table
VehicleValue
JaguarXK Convertible (X150)Facelift 2009R 5.0 V8
510 hp
380 kW
JaguarXK Convertible (X150)4.2 V8
298 hp
222 kW

Jaguar XK Convertible (X150) Facelift 2009 R 5.0 V8 has 212 hp more than Jaguar XK Convertible (X150) 4.2 V8.

The biggest power difference is between Jaguar XK Convertible (X150) 4.2 V8 and Jaguar XK Convertible (X150) Facelift 2009 R 5.0 V8: 212 hp (158 kW).

Torque comparison

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

Chart data table
VehicleValue
JaguarXK Convertible (X150)Facelift 2009R 5.0 V8
625 Nm
461 lb-ft
JaguarXK Convertible (X150)4.2 V8
411 Nm
303 lb-ft

Curb weight comparison

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

Chart data table
VehicleValue
JaguarXK Convertible (X150)Facelift 2009R 5.0 V8
1,800 kg
3,968 lb
JaguarXK Convertible (X150)4.2 V8
1,660 kg
3,660 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 Convertible (X150)Facelift 2009R 5.0 V8
Unrestricted
260 km/h162 mph
Restricted
250 km/h155 mph
JaguarXK Convertible (X150)4.2 V8
Unrestricted
260 km/h162 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 Convertible (X150)Facelift 2009R 5.0 V84.8 s
JaguarXK Convertible (X150)4.2 V86.3 s

The biggest 0-100 km/h difference is between Jaguar XK Convertible (X150) Facelift 2009 R 5.0 V8 and Jaguar XK Convertible (X150) 4.2 V8: 1.5 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 Convertible (X150)Facelift 2009R 5.0 V8
12.3 L/100 km
19.1 mpg US
23.0 mpg UK
JaguarXK Convertible (X150)4.2 V8
11.3 L/100 km
20.8 mpg US
25.0 mpg UK

The biggest fuel consumption difference is between Jaguar XK Convertible (X150) 4.2 V8 and Jaguar XK Convertible (X150) Facelift 2009 R 5.0 V8: 1.0 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 Convertible (X150)Facelift 2009R 5.0 V8
283 hp/t
211 kW/t
3.5 kg/hp
JaguarXK Convertible (X150)4.2 V8
180 hp/t
134 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 Convertible (X150)Facelift 2009R 5.0 V8
574 km
357 mi
JaguarXK Convertible (X150)4.2 V8
629 km
391 mi

Performance spider chart

Radar chart comparing normalized performance and fuel-consumption scores.

Chart data table
VehiclePowerAccelerationTop speed
JaguarXK Convertible (X150)Facelift 2009R 5.0 V8
510 hp
380 kW
4.8 s
Unrestricted
260 km/h162 mph
Restricted
250 km/h155 mph
JaguarXK Convertible (X150)4.2 V8
298 hp
222 kW
6.3 s
Unrestricted
260 km/h162 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 Convertible (X150)Facelift 2009R 5.0 V8
Power
510 hp
380 kW
0-100 km/h4.8 s
Top speed
Unrestricted
260 km/h162 mph
Restricted
250 km/h155 mph
Doors/seats
2 doors
4 seats
Trunk
200 L
7.1 cu ft
Length
4,794 mm
188.7 in
Height
1,329 mm
52.3 in
JaguarXK Convertible (X150)4.2 V8
Power
298 hp
222 kW
0-100 km/h6.3 s
Top speed
Unrestricted
260 km/h162 mph
Restricted
250 km/h155 mph
Doors/seats
2 doors
4 seats
Trunk
200 L
7.1 cu ft
Length
4,791 mm
188.6 in
Height
1,329 mm
52.3 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 Convertible (X150)Facelift 2009R 5.0 V8
Power
510 hp
380 kW
0-100 km/h4.8 s
Top speed
Unrestricted
260 km/h162 mph
Restricted
250 km/h155 mph
12.3 L/100 km
19.1 mpg US
23.0 mpg UK
JaguarXK Convertible (X150)4.2 V8
Power
298 hp
222 kW
0-100 km/h6.3 s
Top speed
Unrestricted
260 km/h162 mph
Restricted
250 km/h155 mph
11.3 L/100 km
20.8 mpg US
25.0 mpg UK

Jaguar XK Convertible (X150) Facelift 2009 R 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 Convertible (X150)Facelift 2009R 5.0 V8
12.3 L/100 km
19.1 mpg US
23.0 mpg UK
4.8 s
JaguarXK Convertible (X150)4.2 V8
11.3 L/100 km
20.8 mpg US
25.0 mpg UK
6.3 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 Convertible (X150)Facelift 2009R 5.0 V8
283 hp/t
211 kW/t
3.5 kg/hp
12.3 L/100 km
19.1 mpg US
23.0 mpg UK
JaguarXK Convertible (X150)4.2 V8
180 hp/t
134 kW/t
5.6 kg/hp
11.3 L/100 km
20.8 mpg US
25.0 mpg UK

Detailed score breakdown

Detailed score breakdown
VehicleJaguarXK Convertible (X150)Facelift 2009R 5.0 V8JaguarXK Convertible (X150)4.2 V8
Power
510 hp
380 kW
298 hp
222 kW
Torque
625 Nm
461 lb-ft
411 Nm
303 lb-ft
Acceleration
4.8 s
6.3 s
Top speed
Unrestricted
260 km/h162 mph
Restricted
250 km/h155 mph
Unrestricted
260 km/h162 mph
Restricted
250 km/h155 mph
Lightness
1,800 kg
3,968 lb
1,660 kg
3,660 lb
Fuel consumption
12.3 L/100 km
19.1 mpg US
23.0 mpg UK
11.3 L/100 km
20.8 mpg US
25.0 mpg UK
Practicality
Doors/seats
2 doors
4 seats
Trunk
200 L
7.1 cu ft
Length
4,794 mm
188.7 in
Height
1,329 mm
52.3 in
Doors/seats
2 doors
4 seats
Trunk
200 L
7.1 cu ft
Length
4,791 mm
188.6 in
Height
1,329 mm
52.3 in
Range score
574 km
357 mi
629 km
391 mi
Trunk score
200 L
7.1 cu ft
200 L
7.1 cu ft
Power-to-weight score
283 hp/t
211 kW/t
3.5 kg/hp
180 hp/t
134 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 Convertible (X150) Facelift 2009 R 5.0 V8Jaguar XK Convertible (X150) 4.2 V8
Consumption12.3 L/100 km19.1 mpg US23 mpg UK11.3 L/100 km20.8 mpg US25 mpg UK
Cost / 100 km21.53 LC100 km19.78 LC100 km
Cost / 100 mi34.64 LC100 mi31.82 LC100 mi
Annual fuel used1,845 L487 US gal406 UK gal1,695 L448 US gal373 UK gal
Annual fuel cost3,229 LC/year2,966 LC/year

Head-to-head comparisons

Jaguar XK Convertible (X150) Facelift 2009 R 5.0 V8

  • Has 212 hp more
  • Has 214 Nm more
  • Is 1.5 s quicker from 0-100 km/h
  • Has 104 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
  • Largest trunk

Cons

  • Highest combined fuel consumption
  • Heaviest

Jaguar XK Convertible (X150) 4.2 V8

  • Is 140 kg lighter
  • Uses 1.0 L/100 km less fuel
  • Has 55 km (34 mi) more estimated range

Pros

  • Lightest
  • Lowest combined fuel consumption
  • Best estimated range

Cons

  • Slowest 0-100 km/h
  • Lowest power

Choose cars to compare

Brand
Model
Generation
Engine or modification
Jaguar XK Convertible (X150) R 5.0 V8
Jaguar XK Convertible (X150) 4.2 V8
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2 vehicles selected

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