Car comparison

Jaguar XK Convertible (X150) 4.2 V8vsPanoz Esperante 4.6 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

Panoz Esperante

4.6 i V8 32V

324 hp4601 ccGasolineRWDManualNaturally aspiratedCabriolet / convertible1999-2009

Comparison overview

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

Panoz Esperante 4.6 i V8 32V

Quickest 0-100 km/h
5.1 s
Most powerful
324 hp
242 kW
Highest torque
427 Nm
315 lb-ft
Lightest
1,450 kg
3,197 lb
Best power-to-weight
223 hp/t
167 kW/t
4.5 kg/hp
Lowest city consumption
13.8 L/100 km
17.0 mpg US
20.5 mpg UK
Best overall score
58/100
Best performance score
68/100

Jaguar XK Convertible (X150) 4.2 V8

Fastest top speed
260 km/h
162 mph Unrestricted
250 km/h
155 mph Restricted
Lowest highway consumption
8.1 L/100 km
29.0 mpg US
34.9 mpg UK
Best economy score
77/100
Best practicality score
41/100

Specification comparison

Specification comparison
Model	JaguarXK Convertible (X150)4.2 V8	PanozEsperante4.6 i V8 32V
Power	298hp222kW	324hp242kW
Torque	411Nm303lb-ft	427Nm315lb-ft
Curb weight	1,660kg3,660lb	1,450kg3,197lb
Gross weight	2,075kg4,575lb	-
Top speed	Unrestricted 260 km/h162 mph Restricted 250 km/h155 mph Calculated	249 km/h 155 mph
To 99% top speed	89.1s99% target: 257 km/h / 160 mph Calculated	61.9s99% target: 247 km/h / 153 mph Calculated
0-100 km/h	6.3s	5.1s
0-200 km/h	23.2s Calculated	18.9s Calculated
0-60 mph	6.0s Calculated	4.8s Calculated
Fuel consumption	11.3L/100 km20.8mpg US25.0mpg UK	-
Fuel consumption city	17.1L/100 km13.8mpg US16.5mpg UK	13.8L/100 km17mpg US20.5mpg UK
Fuel consumption highway	8.1L/100 km29mpg US34.9mpg UK	10.2L/100 km23.1mpg US27.7mpg UK
Quarter mile	14.4s Calculated	13.3s Calculated
Power-to-weight	180hp/t134kW/t81hp/1000 lb Calculated	223hp/t167kW/t101hp/1000 lb Calculated
Torque-to-weight	248Nm/t166lb-ft/ton Calculated	294Nm/t197lb-ft/ton Calculated
Estimated range	629km391mi Calculated	-
Displacement	4,196cc256cu in	4,601cc281cu in
Length	4,791mm189in	4,475mm176in
Width	-	1,860mm73in
Height	1,329mm52in	1,355mm53in
Wheelbase	2,752mm108in	2,715mm107in
Front track	-	1,545mm61in
Rear track	-	1,580mm62in
Ground clearance	120mm5in	-
Trunk volume	200L	-
Max trunk volume	283L	-
Doors	2	2
Seats	4	2
Fuel tank	71L	58L

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 V8Panoz Esperante 4.6 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
PanozEsperante4.6 i V8 32V	6,000 rpm	4,750 rpm	6,250 rpm

Acceleration curve

Estimated speed over time for selected vehicles.

Acceleration and drag-race table
Metric	JaguarXK Convertible (X150)4.2 V8	PanozEsperante4.6 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	5.1 s
0-200 km/h 0-124 mph	23.2 s	18.9 s
Top speed	Unrestricted 260 km/h162 mph Restricted 250 km/h155 mph Limited	249 km/h 155 mph
	Drag race simulation
60 ft 18 m	2.4 s	2.2 s
330 ft 101 m	6.3 s	5.8 s
1/8 mile 201 m	9.4 s	8.7 s
1000 ft 305 m	12.1 s	11.2 s
1/4 mile 402 m	14.4 s	13.3 s
Trap speed 1/4 mile 402 m	162 km/h 101 mph	173 km/h 108 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
PanozEsperante4.6 i V8 32V	324 hp 242 kW

Panoz Esperante 4.6 i V8 32V has 26 hp more than Jaguar XK Convertible (X150) 4.2 V8.

The biggest power difference is between Jaguar XK Convertible (X150) 4.2 V8 and Panoz Esperante 4.6 i V8 32V: 26 hp (19 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
PanozEsperante4.6 i V8 32V	427 Nm 315 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
PanozEsperante4.6 i V8 32V	1,450 kg 3,197 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
PanozEsperante4.6 i V8 32V	249 km/h 155 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
PanozEsperante4.6 i V8 32V	5.1 s

The biggest 0-100 km/h difference is between Panoz Esperante 4.6 i V8 32V and Jaguar XK Convertible (X150) 4.2 V8: 1.2 s.

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
PanozEsperante4.6 i V8 32V	223 hp/t 167 kW/t 4.5 kg/hp

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
PanozEsperante4.6 i V8 32V	324 hp 242 kW	5.1 s	249 km/h 155 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

PanozEsperante4.6 i V8 32V

Power	324 hp 242 kW
0-100 km/h	5.1 s
Top speed 249 km/h 155 mph

Doors/seats	2 doors 2 seats
Trunk	-
Length	4,475 mm 176.2 in
Height	1,355 mm 53.3 in

Detailed score breakdown

Vehicle

JaguarXK Convertible (X150)4.2 V8

PanozEsperante4.6 i V8 32V

Power

298 hp

222 kW

324 hp

242 kW

Torque

411 Nm

303 lb-ft

427 Nm

315 lb-ft

Acceleration

6.3 s

5.1 s

Top speed

Unrestricted

260 km/h162 mph

Restricted

250 km/h155 mph

249 km/h

155 mph

Lightness

1,660 kg

3,660 lb

1,450 kg

3,197 lb

Fuel consumption

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	4,791 mm 188.6 in
Height	1,329 mm 52.3 in

Doors/seats	2 doors 2 seats
Trunk	-
Length	4,475 mm 176.2 in
Height	1,355 mm 53.3 in

Range score

629 km

391 mi

Trunk score

200 L

7.1 cu ft

Power-to-weight score

180 hp/t

134 kW/t

5.6 kg/hp

223 hp/t

167 kW/t

4.5 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
Consumption	11.3 L/100 km20.8 mpg US25 mpg UK
Cost / 100 km	19.78 LC100 km
Cost / 100 mi	31.82 LC100 mi
Annual fuel used	1,695 L448 US gal373 UK gal
Annual fuel cost	2,966 LC/year