Car comparison

Jaguar XK Convertible (X150) 4.2 V8vsBMW 6 Series Convertible (E64) · Facelift 2007 635d

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

New comparison

Jaguar XK Convertible (X150)

4.2 V8

298 hp4196 ccGasolineRWDAutomaticNaturally aspiratedCabriolet / convertible2006-2009
VS

BMW 6 Series Convertible (E64) · Facelift 2007

635d

286 hp2993 ccDieselRWDAutomaticTurbochargedCabriolet / convertible2007-2010

Comparison overview

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

Best choices

BMW 6 Series Convertible (E64) Facelift 2007 635d

  • Highest torque
    580 Nm
    428 lb-ft
  • Lowest combined fuel consumption
    7.2 L/100 km
    32.7 mpg US
    39.2 mpg UK
  • Lowest city consumption
    9.6 L/100 km
    24.5 mpg US
    29.4 mpg UK
  • Lowest highway consumption
    5.8 L/100 km
    40.6 mpg US
    48.7 mpg UK
  • Best estimated range
    972 km
    604 mi
  • Largest trunk
    450 L
  • Best overall score
    60/100
  • Best performance score
    64/100
  • Best economy score
    87/100
  • Best practicality score
    51/100

Jaguar XK Convertible (X150) 4.2 V8

  • Quickest 0-100 km/h
    6.3 s
  • Fastest top speed
    260 km/h
    162 mph Unrestricted
    250 km/h
    155 mph Restricted
  • Most powerful
    298 hp
    222 kW
  • Lightest
    1,660 kg
    3,660 lb
  • Best power-to-weight
    180 hp/t
    134 kW/t
    5.6 kg/hp

Specification comparison

Specification comparison
ModelJaguarXK Convertible (X150)4.2 V8BMW6 Series Convertible (E64)Facelift 2007635d
Power
298hp222kW
286hp213kW
Torque
411Nm303lb-ft
580Nm428lb-ft
Curb weight
1,660kg3,660lb
1,860kg4,101lb
Gross weight
2,075kg4,575lb
2,260kg4,982lb
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
89.5s99% target: 257 km/h / 160 mph
Calculated
97.2s99% target: 257 km/h / 160 mph
Calculated
0-100 km/h
6.3s
6.6s
0-200 km/h
23.2s
Calculated
24.8s
Calculated
0-60 mph
6.0s
Calculated
6.3s
Calculated
Fuel consumption
11.3L/100 km20.8mpg US25.0mpg UK
7.2L/100 km32.7mpg US39.2mpg UK
Fuel consumption city
17.1L/100 km13.8mpg US16.5mpg UK
9.6L/100 km24.5mpg US29.4mpg UK
Fuel consumption highway
8.1L/100 km29mpg US34.9mpg UK
5.8L/100 km40.6mpg US48.7mpg UK
Quarter mile
14.4s
Calculated
14.6s
Calculated
Power-to-weight
180hp/t134kW/t81hp/1000 lb
Calculated
154hp/t115kW/t70hp/1000 lb
Calculated
Torque-to-weight
248Nm/t166lb-ft/ton
Calculated
312Nm/t209lb-ft/ton
Calculated
Estimated range
629km391mi
Calculated
972km604mi
Calculated
Displacement
4,196cc256cu in
2,993cc183cu in
Length
4,791mm189in
4,820mm190in
Width
1,892mm74in
1,855mm73in
Height
1,329mm52in
1,374mm54in
Wheelbase
2,752mm108in
2,780mm109in
Front track-
1,558mm61in
Rear track-
1,596mm63in
Ground clearance
120mm5in
-
Trunk volume
200L
450L
Max trunk volume
283L
-
Doors
2
2
Seats
4
4
Fuel tank
71L
70L
CO2 emissions-
190g/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 XK Convertible (X150) 4.2 V8BMW 6 Series Convertible (E64) Facelift 2007 635dPowerTorque
  • Jaguar XK Convertible (X150) 4.2 V8: Power / Torque
  • BMW 6 Series Convertible (E64) Facelift 2007 635d: Power / Torque
Dyno simulation data table
VehiclePeak power RPMPeak torque RPMMax engine speed
JaguarXK Convertible (X150)4.2 V86,000 rpm4,100 rpm6,250 rpm
BMW6 Series Convertible (E64)Facelift 2007635d4,400 rpm1,750-2,250 rpm4,650 rpm

Acceleration curve

Estimated speed over time for selected vehicles.

Acceleration and drag-race table
MetricJaguarXK Convertible (X150)4.2 V8BMW6 Series Convertible (E64)Facelift 2007635d
Acceleration checkpoints
0-60 mph
0-97 km/h
6.0 s
6.3 s
0-100 km/h
0-62 mph
6.3 s
6.6 s
0-200 km/h
0-124 mph
23.2 s
24.8 s
Top speed
Unrestricted
260 km/h162 mph
Restricted
250 km/h155 mph
Limited
Unrestricted
260 km/h162 mph
Restricted
250 km/h155 mph
Likely limited
Drag race simulation
60 ft
18 m
2.4 s
2.4 s
330 ft
101 m
6.3 s
6.4 s
1/8 mile
201 m
9.4 s
9.6 s
1000 ft
305 m
12.1 s
12.3 s
1/4 mile
402 m
14.4 s
14.6 s
Trap speed
1/4 mile
402 m
162 km/h
101 mph
159 km/h
99 mph

Power comparison

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

Chart data table
VehicleValue
JaguarXK Convertible (X150)4.2 V8
298 hp
222 kW
BMW6 Series Convertible (E64)Facelift 2007635d
286 hp
213 kW

Jaguar XK Convertible (X150) 4.2 V8 has 12 hp more than BMW 6 Series Convertible (E64) Facelift 2007 635d.

The biggest power difference is between BMW 6 Series Convertible (E64) Facelift 2007 635d and Jaguar XK Convertible (X150) 4.2 V8: 12 hp (9 kW).

Torque comparison

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

Chart data table
VehicleValue
JaguarXK Convertible (X150)4.2 V8
411 Nm
303 lb-ft
BMW6 Series Convertible (E64)Facelift 2007635d
580 Nm
428 lb-ft

Curb weight comparison

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

Chart data table
VehicleValue
JaguarXK Convertible (X150)4.2 V8
1,660 kg
3,660 lb
BMW6 Series Convertible (E64)Facelift 2007635d
1,860 kg
4,101 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)4.2 V8
Unrestricted
260 km/h162 mph
Restricted
250 km/h155 mph
BMW6 Series Convertible (E64)Facelift 2007635d
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)4.2 V86.3 s
BMW6 Series Convertible (E64)Facelift 2007635d6.6 s

The biggest 0-100 km/h difference is between Jaguar XK Convertible (X150) 4.2 V8 and BMW 6 Series Convertible (E64) Facelift 2007 635d: 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 Convertible (X150)4.2 V8
11.3 L/100 km
20.8 mpg US
25.0 mpg UK
BMW6 Series Convertible (E64)Facelift 2007635d
7.2 L/100 km
32.7 mpg US
39.2 mpg UK

The biggest fuel consumption difference is between BMW 6 Series Convertible (E64) Facelift 2007 635d and Jaguar XK Convertible (X150) 4.2 V8: 4.1 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)4.2 V8
180 hp/t
134 kW/t
5.6 kg/hp
BMW6 Series Convertible (E64)Facelift 2007635d
154 hp/t
115 kW/t
6.5 kg/hp

Estimated range comparison

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

Chart data table
VehicleValue
JaguarXK Convertible (X150)4.2 V8
629 km
391 mi
BMW6 Series Convertible (E64)Facelift 2007635d
972 km
604 mi

Performance spider chart

Radar chart comparing normalized performance and fuel-consumption scores.

Chart data table
VehiclePowerAccelerationTop speed
JaguarXK Convertible (X150)4.2 V8
298 hp
222 kW
6.3 s
Unrestricted
260 km/h162 mph
Restricted
250 km/h155 mph
BMW6 Series Convertible (E64)Facelift 2007635d
286 hp
213 kW
6.6 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)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
BMW6 Series Convertible (E64)Facelift 2007635d
Power
286 hp
213 kW
0-100 km/h6.6 s
Top speed
Unrestricted
260 km/h162 mph
Restricted
250 km/h155 mph
Doors/seats
2 doors
4 seats
Trunk
450 L
15.9 cu ft
Length
4,820 mm
189.8 in
Height
1,374 mm
54.1 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)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
BMW6 Series Convertible (E64)Facelift 2007635d
Power
286 hp
213 kW
0-100 km/h6.6 s
Top speed
Unrestricted
260 km/h162 mph
Restricted
250 km/h155 mph
7.2 L/100 km
32.7 mpg US
39.2 mpg UK

BMW 6 Series Convertible (E64) Facelift 2007 635d 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)4.2 V8
11.3 L/100 km
20.8 mpg US
25.0 mpg UK
6.3 s
BMW6 Series Convertible (E64)Facelift 2007635d
7.2 L/100 km
32.7 mpg US
39.2 mpg UK
6.6 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)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
BMW6 Series Convertible (E64)Facelift 2007635d
154 hp/t
115 kW/t
6.5 kg/hp
7.2 L/100 km
32.7 mpg US
39.2 mpg UK

Detailed score breakdown

Detailed score breakdown
VehicleJaguarXK Convertible (X150)4.2 V8BMW6 Series Convertible (E64)Facelift 2007635d
Power
298 hp
222 kW
286 hp
213 kW
Torque
411 Nm
303 lb-ft
580 Nm
428 lb-ft
Acceleration
6.3 s
6.6 s
Top speed
Unrestricted
260 km/h162 mph
Restricted
250 km/h155 mph
Unrestricted
260 km/h162 mph
Restricted
250 km/h155 mph
Lightness
1,660 kg
3,660 lb
1,860 kg
4,101 lb
Fuel consumption
11.3 L/100 km
20.8 mpg US
25.0 mpg UK
7.2 L/100 km
32.7 mpg US
39.2 mpg UK
Practicality
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
Doors/seats
2 doors
4 seats
Trunk
450 L
15.9 cu ft
Length
4,820 mm
189.8 in
Height
1,374 mm
54.1 in
Range score
629 km
391 mi
972 km
604 mi
CO2 score
-
190 g/km
Trunk score
200 L
7.1 cu ft
450 L
15.9 cu ft
Power-to-weight score
180 hp/t
134 kW/t
5.6 kg/hp
154 hp/t
115 kW/t
6.5 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 Convertible (X150) 4.2 V8BMW 6 Series Convertible (E64) Facelift 2007 635d
Consumption11.3 L/100 km20.8 mpg US25 mpg UK7.2 L/100 km32.7 mpg US39.2 mpg UK
Cost / 100 km19.78 LC100 km12.60 LC100 km
Cost / 100 mi31.82 LC100 mi20.28 LC100 mi
Annual fuel used1,695 L448 US gal373 UK gal1,080 L285 US gal238 UK gal
Annual fuel cost2,966 LC/year1,890 LC/year

Head-to-head comparisons

Jaguar XK Convertible (X150) 4.2 V8

  • Has 12 hp more
  • Is 200 kg lighter
  • Is 0.3 s quicker from 0-100 km/h
  • Has 26 hp/t better power-to-weight

Pros

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

Cons

  • Highest combined fuel consumption
  • Smallest trunk

BMW 6 Series Convertible (E64) Facelift 2007 635d

  • Has 169 Nm more
  • Uses 4.1 L/100 km less fuel
  • Has 343 km (213 mi) more estimated range
  • Has 250 L more trunk volume

Pros

  • Highest torque
  • Lowest combined fuel consumption
  • Best estimated range
  • Largest trunk

Cons

  • Slowest 0-100 km/h
  • Lowest power
  • Heaviest

Choose cars to compare

Brand
Model
Generation
Engine or modification
Jaguar XK Convertible (X150) 4.2 V8
BMW 6 Series Convertible (E64) 635d
Compare selected cars
2 vehicles selected

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Jaguar XK Convertible (X150) 4.2 V8 vs BMW 6 Series Convertible (E64) · Facelift 2007 635d - car comparison - FastVsFaster