Car comparison

Jaguar XK Convertible (X150) 4.2 V8vsMorgan Aero 8 4.4 i V8 32V

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

Morgan Aero 8

4.4 i V8 32V

286 hp4398 ccGasolineRWDManualNaturally aspiratedCabriolet / convertible2000-2010

Comparison overview

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

Jaguar XK Convertible (X150) 4.2 V8

Fastest top speed
260 km/h
162 mph Unrestricted
250 km/h
155 mph Restricted
Most powerful
298 hp
222 kW
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
Best practicality score
41/100

Morgan Aero 8 4.4 i V8 32V

Quickest 0-100 km/h
5.0 s
Highest torque
430 Nm
317 lb-ft
Lightest
1,000 kg
2,205 lb
Best power-to-weight
286 hp/t
213 kW/t
3.5 kg/hp
Best overall score
58/100
Best performance score
69/100

Specification comparison

Specification comparison
Model	JaguarXK Convertible (X150)4.2 V8	MorganAero 84.4 i V8 32V
Power	298hp222kW	286hp213kW
Torque	411Nm303lb-ft	430Nm317lb-ft
Curb weight	1,660kg3,660lb	1,000kg2,205lb
Gross weight	2,075kg4,575lb	1,300kg2,866lb
Top speed	Unrestricted 260 km/h162 mph Restricted 250 km/h155 mph Calculated	257 km/h 160 mph
To 99% top speed	89.1s99% target: 257 km/h / 160 mph Calculated	52.6s99% target: 254 km/h / 158 mph Calculated
0-100 km/h	6.3s	5.0s
0-200 km/h	23.2s Calculated	16.2s Calculated
0-60 mph	6.0s Calculated	4.8s Calculated
Fuel consumption	11.3L/100 km20.8mpg US25.0mpg UK	12.4L/100 km19mpg US22.8mpg UK
Fuel consumption city	17.1L/100 km13.8mpg US16.5mpg UK	18.4L/100 km12.8mpg US15.4mpg UK
Fuel consumption highway	8.1L/100 km29mpg US34.9mpg UK	8.9L/100 km26.4mpg US31.7mpg UK
Quarter mile	14.4s Calculated	13.0s Calculated
Power-to-weight	180hp/t134kW/t81hp/1000 lb Calculated	286hp/t213kW/t130hp/1000 lb Calculated
Torque-to-weight	248Nm/t166lb-ft/ton Calculated	430Nm/t288lb-ft/ton Calculated
Estimated range	629km391mi Calculated	565km351mi Calculated
Displacement	4,196cc256cu in	4,398cc268cu in
Length	4,791mm189in	4,120mm162in
Width	-	1,770mm70in
Height	1,329mm52in	1,200mm47in
Wheelbase	2,752mm108in	2,525mm99in
Front track	-	1,550mm61in
Rear track	-	1,500mm59in
Ground clearance	120mm5in	-
Trunk volume	200L	-
Max trunk volume	283L	-
Doors	2	2
Seats	4	2
Fuel tank	71L	70L

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 V8Morgan Aero 8 4.4 i V8 32VPowerTorque

Dyno simulation data table
Vehicle	Peak power RPM	Peak torque RPM	Max engine speed
JaguarXK Convertible (X150)4.2 V8	6,000 rpm	4,100 rpm	6,250 rpm
MorganAero 84.4 i V8 32V	5,500 rpm	3,700 rpm	5,750 rpm

Acceleration curve

Estimated speed over time for selected vehicles.

Acceleration and drag-race table
Metric	JaguarXK Convertible (X150)4.2 V8	MorganAero 84.4 i V8 32V
	Acceleration checkpoints
0-60 mph 0-97 km/h	6.0 s	4.8 s
0-100 km/h 0-62 mph	6.3 s	5.0 s
0-200 km/h 0-124 mph	23.2 s	16.2 s
Top speed	Unrestricted 260 km/h162 mph Restricted 250 km/h155 mph Limited	257 km/h 160 mph
	Drag race simulation
60 ft 18 m	2.4 s	2.3 s
330 ft 101 m	6.3 s	5.8 s
1/8 mile 201 m	9.4 s	8.6 s
1000 ft 305 m	12.1 s	11.0 s
1/4 mile 402 m	14.4 s	13.0 s
Trap speed 1/4 mile 402 m	162 km/h 101 mph	181 km/h 113 mph

Power comparison

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

Chart data table
Vehicle	Value
JaguarXK Convertible (X150)4.2 V8	298 hp 222 kW
MorganAero 84.4 i V8 32V	286 hp 213 kW

Jaguar XK Convertible (X150) 4.2 V8 has 12 hp more than Morgan Aero 8 4.4 i V8 32V.

The biggest power difference is between Morgan Aero 8 4.4 i V8 32V 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
Vehicle	Value
JaguarXK Convertible (X150)4.2 V8	411 Nm 303 lb-ft
MorganAero 84.4 i V8 32V	430 Nm 317 lb-ft

Curb weight comparison

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

Chart data table
Vehicle	Value
JaguarXK Convertible (X150)4.2 V8	1,660 kg 3,660 lb
MorganAero 84.4 i V8 32V	1,000 kg 2,205 lb

Top speed without limiter comparison

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

Chart data table
Vehicle	Value
JaguarXK Convertible (X150)4.2 V8	Unrestricted 260 km/h162 mph Restricted 250 km/h155 mph
MorganAero 84.4 i V8 32V	257 km/h 160 mph

0-100 km/h comparison

Bar comparison chart for 0-100 km/h. Lower is better · seconds

Chart data table
Vehicle	Value
JaguarXK Convertible (X150)4.2 V8	6.3 s
MorganAero 84.4 i V8 32V	5.0 s

Although Jaguar XK Convertible (X150) 4.2 V8 has more power, Morgan Aero 8 4.4 i V8 32V is quicker from 0-100 km/h.

The biggest 0-100 km/h difference is between Morgan Aero 8 4.4 i V8 32V and Jaguar XK Convertible (X150) 4.2 V8: 1.3 s.

Fuel consumption comparison

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

Chart data table
Vehicle	Value
JaguarXK Convertible (X150)4.2 V8	11.3 L/100 km 20.8 mpg US 25.0 mpg UK
MorganAero 84.4 i V8 32V	12.4 L/100 km 19.0 mpg US 22.8 mpg UK

The biggest fuel consumption difference is between Jaguar XK Convertible (X150) 4.2 V8 and Morgan Aero 8 4.4 i V8 32V: 1.1 L/100 km.

Power-to-weight comparison

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

Chart data table
Vehicle	Value
JaguarXK Convertible (X150)4.2 V8	180 hp/t 134 kW/t 5.6 kg/hp
MorganAero 84.4 i V8 32V	286 hp/t 213 kW/t 3.5 kg/hp

Estimated range comparison

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

Chart data table
Vehicle	Value
JaguarXK Convertible (X150)4.2 V8	629 km 391 mi
MorganAero 84.4 i V8 32V	565 km 351 mi

Performance spider chart

Radar chart comparing normalized performance and fuel-consumption scores.

Chart data table
Vehicle	Power	Acceleration	Top speed
JaguarXK Convertible (X150)4.2 V8	298 hp 222 kW	6.3 s	Unrestricted 260 km/h162 mph Restricted 250 km/h155 mph
MorganAero 84.4 i V8 32V	286 hp 213 kW	5.0 s	257 km/h 160 mph

Most attractive quadrant

Scatter chart with performance score on the X axis and practicality score on the Y axis.

Vehicle

Performance score

Practicality score

JaguarXK Convertible (X150)4.2 V8

Power	298 hp 222 kW
0-100 km/h	6.3 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

MorganAero 84.4 i V8 32V

Power	286 hp 213 kW
0-100 km/h	5.0 s
Top speed 257 km/h 160 mph

Doors/seats	2 doors 2 seats
Trunk	-
Length	4,120 mm 162.2 in
Height	1,200 mm 47.2 in

Performance vs fuel economy

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

Vehicle

Performance score

Fuel economy score

JaguarXK Convertible (X150)4.2 V8

Power	298 hp 222 kW
0-100 km/h	6.3 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

MorganAero 84.4 i V8 32V

Power	286 hp 213 kW
0-100 km/h	5.0 s
Top speed 257 km/h 160 mph

12.4 L/100 km

19.0 mpg US

22.8 mpg UK

Morgan Aero 8 4.4 i V8 32V 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
Vehicle	Fuel consumption, L/100 km	0-100 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
MorganAero 84.4 i V8 32V	12.4 L/100 km 19.0 mpg US 22.8 mpg UK	5.0 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
Vehicle	Power-to-weight, hp/t	Fuel 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
MorganAero 84.4 i V8 32V	286 hp/t 213 kW/t 3.5 kg/hp	12.4 L/100 km 19.0 mpg US 22.8 mpg UK

Detailed score breakdown

Vehicle

JaguarXK Convertible (X150)4.2 V8

MorganAero 84.4 i V8 32V

Power

298 hp

222 kW

286 hp

213 kW

Torque

411 Nm

303 lb-ft

430 Nm

317 lb-ft

Acceleration

6.3 s

5.0 s

Top speed

Unrestricted

260 km/h162 mph

Restricted

250 km/h155 mph

257 km/h

160 mph

Lightness

1,660 kg

3,660 lb

1,000 kg

2,205 lb

Fuel consumption

11.3 L/100 km

20.8 mpg US

25.0 mpg UK

12.4 L/100 km

19.0 mpg US

22.8 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 2 seats
Trunk	-
Length	4,120 mm 162.2 in
Height	1,200 mm 47.2 in

Range score

629 km

391 mi

565 km

351 mi

Trunk score

200 L

7.1 cu ft

Power-to-weight score

180 hp/t

134 kW/t

5.6 kg/hp

286 hp/t

213 kW/t

3.5 kg/hp

Overall

Fixed score

Fuel cost and annual usage

Estimate running costs from combined consumption, your annual distance, and the fuel price in your local currency.

Average annual distanceDistance unitFuel price in your local currencyPrice unit

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
Vehicle	Jaguar XK Convertible (X150) 4.2 V8	Morgan Aero 8 4.4 i V8 32V
Consumption	11.3 L/100 km20.8 mpg US25 mpg UK	12.4 L/100 km19 mpg US22.8 mpg UK
Cost / 100 km	19.78 LC100 km	21.70 LC100 km
Cost / 100 mi	31.82 LC100 mi	34.92 LC100 mi
Annual fuel used	1,695 L448 US gal373 UK gal	1,860 L491 US gal409 UK gal
Annual fuel cost	2,966 LC/year	3,255 LC/year