Car comparison

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

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

New comparison

Jaguar XK Coupe (X150)

4.2 V8

298 hp4196 ccGasolineRWDAutomaticNaturally aspiratedCoupe2006-2009
VS

Jaguar XK Convertible (X150) · Facelift 2009

R 5.0 V8

510 hp5000 ccGasolineRWDAutomaticSuperchargedCabriolet / convertible2009-2011

Comparison overview

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

Best choices

Jaguar XK Coupe (X150) 4.2 V8

  • Fastest top speed
    265 km/h
    165 mph Unrestricted
    250 km/h
    155 mph Restricted
  • Lightest
    1,645 kg
    3,627 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
  • Largest trunk
    300 L
  • Best economy score
    77/100
  • Best practicality score
    47/100

Specification comparison

Specification comparison
ModelJaguarXK Coupe (X150)4.2 V8JaguarXK Convertible (X150)Facelift 2009R 5.0 V8
Power
298hp222kW
510hp380kW
Torque
411Nm303lb-ft
625Nm461lb-ft
Curb weight
1,645kg3,627lb
1,800kg3,968lb
Gross weight
2,035kg4,486lb
2,185kg4,817lb
Top speed
Unrestricted
265 km/h165 mph
Restricted
250 km/h155 mph
Calculated
Unrestricted
260 km/h162 mph
Restricted
250 km/h155 mph
Calculated
To 99% top speed
88.7s99% target: 262 km/h / 163 mph
Calculated
57.8s99% target: 257 km/h / 160 mph
Calculated
0-100 km/h
6.2s
4.8s
0-200 km/h
22.1s
Calculated
16.3s
Calculated
0-60 mph
5.9s
Calculated
4.6s
Calculated
Fuel consumption
11.3L/100 km20.8mpg US25.0mpg UK
12.3L/100 km19.1mpg US23.0mpg UK
Fuel consumption city
17.1L/100 km13.8mpg US16.5mpg UK
18.9L/100 km12.4mpg US14.9mpg UK
Fuel consumption highway
8.1L/100 km29mpg US34.9mpg UK
8.6L/100 km27.4mpg US32.8mpg UK
Quarter mile
14.2s
Calculated
12.9s
Calculated
Power-to-weight
181hp/t135kW/t82hp/1000 lb
Calculated
283hp/t211kW/t129hp/1000 lb
Calculated
Torque-to-weight
250Nm/t167lb-ft/ton
Calculated
347Nm/t232lb-ft/ton
Calculated
Estimated range
629km391mi
Calculated
574km357mi
Calculated
Displacement
4,196cc256cu in
5,000cc305cu in
Length
4,791mm189in
4,794mm189in
Height
1,322mm52in
1,329mm52in
Wheelbase
2,752mm108in
2,752mm108in
Ground clearance
120mm5in
100mm4in
Trunk volume
300L
200L
Max trunk volume-
313L
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 Coupe (X150) 4.2 V8Jaguar XK Convertible (X150) Facelift 2009 R 5.0 V8PowerTorque
  • Jaguar XK Coupe (X150) 4.2 V8: Power / Torque
  • Jaguar XK Convertible (X150) Facelift 2009 R 5.0 V8: Power / Torque
Dyno simulation data table
VehiclePeak power RPMPeak torque RPMMax engine speed
JaguarXK Coupe (X150)4.2 V86,000 rpm4,100 rpm6,250 rpm
JaguarXK Convertible (X150)Facelift 2009R 5.0 V86,000-6,500 rpm2,500-5,500 rpm6,750 rpm

Acceleration curve

Estimated speed over time for selected vehicles.

Acceleration and drag-race table
MetricJaguarXK Coupe (X150)4.2 V8JaguarXK Convertible (X150)Facelift 2009R 5.0 V8
Acceleration checkpoints
0-60 mph
0-97 km/h
5.9 s
4.6 s
0-100 km/h
0-62 mph
6.2 s
4.8 s
0-200 km/h
0-124 mph
22.1 s
16.3 s
Top speed
Unrestricted
265 km/h165 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
2.4 s
2.2 s
330 ft
101 m
6.2 s
5.7 s
1/8 mile
201 m
9.4 s
8.5 s
1000 ft
305 m
12.0 s
10.9 s
1/4 mile
402 m
14.2 s
12.9 s
Trap speed
1/4 mile
402 m
164 km/h
102 mph
181 km/h
112 mph

Power comparison

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

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

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

The biggest power difference is between Jaguar XK Coupe (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 Coupe (X150)4.2 V8
411 Nm
303 lb-ft
JaguarXK Convertible (X150)Facelift 2009R 5.0 V8
625 Nm
461 lb-ft

Curb weight comparison

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

Chart data table
VehicleValue
JaguarXK Coupe (X150)4.2 V8
1,645 kg
3,627 lb
JaguarXK Convertible (X150)Facelift 2009R 5.0 V8
1,800 kg
3,968 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)4.2 V8
Unrestricted
265 km/h165 mph
Restricted
250 km/h155 mph
JaguarXK Convertible (X150)Facelift 2009R 5.0 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 Coupe (X150)4.2 V86.2 s
JaguarXK Convertible (X150)Facelift 2009R 5.0 V84.8 s

The biggest 0-100 km/h difference is between Jaguar XK Convertible (X150) Facelift 2009 R 5.0 V8 and Jaguar XK Coupe (X150) 4.2 V8: 1.4 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)4.2 V8
11.3 L/100 km
20.8 mpg US
25.0 mpg UK
JaguarXK Convertible (X150)Facelift 2009R 5.0 V8
12.3 L/100 km
19.1 mpg US
23.0 mpg UK

The biggest fuel consumption difference is between Jaguar XK Coupe (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 Coupe (X150)4.2 V8
181 hp/t
135 kW/t
5.5 kg/hp
JaguarXK Convertible (X150)Facelift 2009R 5.0 V8
283 hp/t
211 kW/t
3.5 kg/hp

Estimated range comparison

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

Chart data table
VehicleValue
JaguarXK Coupe (X150)4.2 V8
629 km
391 mi
JaguarXK Convertible (X150)Facelift 2009R 5.0 V8
574 km
357 mi

Performance spider chart

Radar chart comparing normalized performance and fuel-consumption scores.

Chart data table
VehiclePowerAccelerationTop speed
JaguarXK Coupe (X150)4.2 V8
298 hp
222 kW
6.2 s
Unrestricted
265 km/h165 mph
Restricted
250 km/h155 mph
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

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)4.2 V8
Power
298 hp
222 kW
0-100 km/h6.2 s
Top speed
Unrestricted
265 km/h165 mph
Restricted
250 km/h155 mph
Doors/seats
2 doors
4 seats
Trunk
300 L
10.6 cu ft
Length
4,791 mm
188.6 in
Height
1,322 mm
52.0 in
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

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)4.2 V8
Power
298 hp
222 kW
0-100 km/h6.2 s
Top speed
Unrestricted
265 km/h165 mph
Restricted
250 km/h155 mph
11.3 L/100 km
20.8 mpg US
25.0 mpg UK
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

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 Coupe (X150)4.2 V8
11.3 L/100 km
20.8 mpg US
25.0 mpg UK
6.2 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

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)4.2 V8
181 hp/t
135 kW/t
5.5 kg/hp
11.3 L/100 km
20.8 mpg US
25.0 mpg UK
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

Detailed score breakdown

Detailed score breakdown
VehicleJaguarXK Coupe (X150)4.2 V8JaguarXK Convertible (X150)Facelift 2009R 5.0 V8
Power
298 hp
222 kW
510 hp
380 kW
Torque
411 Nm
303 lb-ft
625 Nm
461 lb-ft
Acceleration
6.2 s
4.8 s
Top speed
Unrestricted
265 km/h165 mph
Restricted
250 km/h155 mph
Unrestricted
260 km/h162 mph
Restricted
250 km/h155 mph
Lightness
1,645 kg
3,627 lb
1,800 kg
3,968 lb
Fuel consumption
11.3 L/100 km
20.8 mpg US
25.0 mpg UK
12.3 L/100 km
19.1 mpg US
23.0 mpg UK
Practicality
Doors/seats
2 doors
4 seats
Trunk
300 L
10.6 cu ft
Length
4,791 mm
188.6 in
Height
1,322 mm
52.0 in
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
Range score
629 km
391 mi
574 km
357 mi
Trunk score
300 L
10.6 cu ft
200 L
7.1 cu ft
Power-to-weight score
181 hp/t
135 kW/t
5.5 kg/hp
283 hp/t
211 kW/t
3.5 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) 4.2 V8Jaguar XK Convertible (X150) Facelift 2009 R 5.0 V8
Consumption11.3 L/100 km20.8 mpg US25 mpg UK12.3 L/100 km19.1 mpg US23 mpg UK
Cost / 100 km19.78 LC100 km21.53 LC100 km
Cost / 100 mi31.82 LC100 mi34.64 LC100 mi
Annual fuel used1,695 L448 US gal373 UK gal1,845 L487 US gal406 UK gal
Annual fuel cost2,966 LC/year3,229 LC/year

Head-to-head comparisons

Jaguar XK Coupe (X150) 4.2 V8

  • Is 155 kg lighter
  • Has 5 km/h (3 mph) higher top speed
  • Uses 1.0 L/100 km less fuel
  • Has 55 km (34 mi) more estimated range
  • Has 100 L more trunk volume

Pros

  • Highest top speed
  • Lightest
  • Lowest combined fuel consumption
  • Best estimated range
  • Largest trunk

Cons

  • Slowest 0-100 km/h
  • Lowest power

Jaguar XK Convertible (X150) Facelift 2009 R 5.0 V8

  • Has 212 hp more
  • Has 214 Nm more
  • Is 1.4 s quicker from 0-100 km/h
  • Has 102 hp/t better power-to-weight

Pros

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

Cons

  • Highest combined fuel consumption
  • Heaviest
  • Lowest top speed
  • Smallest trunk

Choose cars to compare

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