Car comparison

Infiniti Q70 3.0D V6vsJaguar XJ (X351) · Facelift 2015 2.0

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

New comparison

Infiniti Q70

3.0D V6

238 hp2993 ccDieselRWDAutomaticTurbochargedSedan2014-2014

Jaguar XJ (X351) · Facelift 2015

2.0

240 hp1999 ccGasolineRWDAutomaticTurbochargedSedan2015-2018

Comparison overview

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

Infiniti Q70 3.0D V6

Quickest 0-100 km/h
6.9 s
Fastest top speed
260 km/h
162 mph Unrestricted
250 km/h
155 mph Restricted
Highest torque
550 Nm
406 lb-ft
Lowest combined fuel consumption
7.5 L/100 km
31.4 mpg US
37.7 mpg UK
Best estimated range
1,067 km
663 mi
Best overall score
65/100
Best performance score
61/100
Best economy score
87/100

Jaguar XJ (X351) Facelift 2015 2.0

Most powerful
240 hp
179 kW
Lightest
1,735 kg
3,825 lb
Best power-to-weight
138 hp/t
103 kW/t
7.2 kg/hp
Best practicality score
78/100

Specification comparison

Specification comparison
Model	InfinitiQ703.0D V6	JaguarXJ (X351)Facelift 20152.0
Power	238hp177kW	240hp179kW
Torque	550Nm406lb-ft	340Nm251lb-ft
Curb weight	1,845kg4,068lb	1,735kg3,825lb
Gross weight	2,395kg5,280lb	-
Top speed	Unrestricted 260 km/h162 mph Restricted 250 km/h155 mph Calculated	241 km/h 150 mph
To 99% top speed	74.6s99% target: 257 km/h / 160 mph Calculated	80.2s99% target: 239 km/h / 148 mph Calculated
0-100 km/h	6.9s	7.9s
0-200 km/h	22.2s Calculated	28.6s Calculated
0-60 mph	6.6s Calculated	7.5s Calculated
Fuel consumption	7.5L/100 km31.4mpg US37.7mpg UK	8.4L/100 km28mpg US33.6mpg UK
Fuel consumption city	10.3L/100 km22.8mpg US27.4mpg UK	-
Fuel consumption highway	5.9L/100 km39.9mpg US47.9mpg UK	-
Quarter mile	14.8s Calculated	15.7s Calculated
Power-to-weight	129hp/t96kW/t59hp/1000 lb Calculated	138hp/t103kW/t63hp/1000 lb Calculated
Torque-to-weight	298Nm/t199lb-ft/ton Calculated	196Nm/t131lb-ft/ton Calculated
Estimated range	1,067km663mi Calculated	952km592mi Calculated
Displacement	2,993cc183cu in	1,999cc122cu in
Length	4,945mm195in	5,130mm202in
Width	1,845mm73in	1,899mm75in
Height	1,500mm59in	1,460mm57in
Wheelbase	2,900mm114in	3,032mm119in
Front track	1,575mm62in	1,626mm64in
Rear track	1,570mm62in	1,604mm63in
Ground clearance	152mm6in	-
Trunk volume	450L	-
Doors	4	4
Seats	5	5
Fuel tank	80L	80L
CO2 emissions	-	199g/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.

Infiniti Q70 3.0D V6Jaguar XJ (X351) Facelift 2015 2.0PowerTorque

Dyno simulation data table
Vehicle	Peak power RPM	Peak torque RPM	Max engine speed
InfinitiQ703.0D V6	3,750 rpm	1,750 rpm	4,000 rpm
JaguarXJ (X351)Facelift 20152.0	5,500 rpm	2,000-4,000 rpm	5,750 rpm

Acceleration curve

Estimated speed over time for selected vehicles.

Acceleration and drag-race table
Metric	InfinitiQ703.0D V6	JaguarXJ (X351)Facelift 20152.0
	Acceleration checkpoints
0-60 mph 0-97 km/h	6.6 s	7.5 s
0-100 km/h 0-62 mph	6.9 s	7.9 s
0-200 km/h 0-124 mph	22.2 s	28.6 s
Top speed	Unrestricted 260 km/h162 mph Restricted 250 km/h155 mph Limited	241 km/h 150 mph
	Drag race simulation
60 ft 18 m	2.7 s	2.8 s
330 ft 101 m	6.7 s	7.0 s
1/8 mile 201 m	9.9 s	10.4 s
1000 ft 305 m	12.6 s	13.3 s
1/4 mile 402 m	14.8 s	15.7 s
Trap speed 1/4 mile 402 m	164 km/h 102 mph	153 km/h 95 mph

Power comparison

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

Chart data table
Vehicle	Value
InfinitiQ703.0D V6	238 hp 177 kW
JaguarXJ (X351)Facelift 20152.0	240 hp 179 kW

Jaguar XJ (X351) Facelift 2015 2.0 has 2 hp more than Infiniti Q70 3.0D V6.

The biggest power difference is between Infiniti Q70 3.0D V6 and Jaguar XJ (X351) Facelift 2015 2.0: 2 hp (1 kW).

Torque comparison

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

Chart data table
Vehicle	Value
InfinitiQ703.0D V6	550 Nm 406 lb-ft
JaguarXJ (X351)Facelift 20152.0	340 Nm 251 lb-ft

Curb weight comparison

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

Chart data table
Vehicle	Value
InfinitiQ703.0D V6	1,845 kg 4,068 lb
JaguarXJ (X351)Facelift 20152.0	1,735 kg 3,825 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
InfinitiQ703.0D V6	Unrestricted 260 km/h162 mph Restricted 250 km/h155 mph
JaguarXJ (X351)Facelift 20152.0	241 km/h 150 mph

0-100 km/h comparison

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

Chart data table
Vehicle	Value
InfinitiQ703.0D V6	6.9 s
JaguarXJ (X351)Facelift 20152.0	7.9 s

Although Jaguar XJ (X351) Facelift 2015 2.0 has more power, Infiniti Q70 3.0D V6 is quicker from 0-100 km/h.

The biggest 0-100 km/h difference is between Infiniti Q70 3.0D V6 and Jaguar XJ (X351) Facelift 2015 2.0: 1.0 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
InfinitiQ703.0D V6	7.5 L/100 km 31.4 mpg US 37.7 mpg UK
JaguarXJ (X351)Facelift 20152.0	8.4 L/100 km 28.0 mpg US 33.6 mpg UK

The biggest fuel consumption difference is between Infiniti Q70 3.0D V6 and Jaguar XJ (X351) Facelift 2015 2.0: 0.9 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
InfinitiQ703.0D V6	129 hp/t 96 kW/t 7.8 kg/hp
JaguarXJ (X351)Facelift 20152.0	138 hp/t 103 kW/t 7.2 kg/hp

Estimated range comparison

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

Chart data table
Vehicle	Value
InfinitiQ703.0D V6	1,067 km 663 mi
JaguarXJ (X351)Facelift 20152.0	952 km 592 mi

Performance spider chart

Radar chart comparing normalized performance and fuel-consumption scores.

Chart data table
Vehicle	Power	Acceleration	Top speed
InfinitiQ703.0D V6	238 hp 177 kW	6.9 s	Unrestricted 260 km/h162 mph Restricted 250 km/h155 mph
JaguarXJ (X351)Facelift 20152.0	240 hp 179 kW	7.9 s	241 km/h 150 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

InfinitiQ703.0D V6

Power	238 hp 177 kW
0-100 km/h	6.9 s
Top speed Unrestricted 260 km/h162 mph Restricted 250 km/h155 mph

Doors/seats	4 doors 5 seats
Trunk	450 L 15.9 cu ft
Length	4,945 mm 194.7 in
Height	1,500 mm 59.1 in

JaguarXJ (X351)Facelift 20152.0

Power	240 hp 179 kW
0-100 km/h	7.9 s
Top speed 241 km/h 150 mph

Doors/seats	4 doors 5 seats
Trunk	-
Length	5,130 mm 202.0 in
Height	1,460 mm 57.5 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

InfinitiQ703.0D V6

Power	238 hp 177 kW
0-100 km/h	6.9 s
Top speed Unrestricted 260 km/h162 mph Restricted 250 km/h155 mph

7.5 L/100 km

31.4 mpg US

37.7 mpg UK

JaguarXJ (X351)Facelift 20152.0

Power	240 hp 179 kW
0-100 km/h	7.9 s
Top speed 241 km/h 150 mph

8.4 L/100 km

28.0 mpg US

33.6 mpg UK

Infiniti Q70 3.0D V6 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
InfinitiQ703.0D V6	7.5 L/100 km 31.4 mpg US 37.7 mpg UK	6.9 s
JaguarXJ (X351)Facelift 20152.0	8.4 L/100 km 28.0 mpg US 33.6 mpg UK	7.9 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
InfinitiQ703.0D V6	129 hp/t 96 kW/t 7.8 kg/hp	7.5 L/100 km 31.4 mpg US 37.7 mpg UK
JaguarXJ (X351)Facelift 20152.0	138 hp/t 103 kW/t 7.2 kg/hp	8.4 L/100 km 28.0 mpg US 33.6 mpg UK

Detailed score breakdown

Vehicle

InfinitiQ703.0D V6

JaguarXJ (X351)Facelift 20152.0

Power

238 hp

177 kW

240 hp

179 kW

Torque

550 Nm

406 lb-ft

340 Nm

251 lb-ft

Acceleration

6.9 s

7.9 s

Top speed

Unrestricted

260 km/h162 mph

Restricted

250 km/h155 mph

241 km/h

150 mph

Lightness

1,845 kg

4,068 lb

1,735 kg

3,825 lb

Fuel consumption

7.5 L/100 km

31.4 mpg US

37.7 mpg UK

8.4 L/100 km

28.0 mpg US

33.6 mpg UK

Practicality

Doors/seats	4 doors 5 seats
Trunk	450 L 15.9 cu ft
Length	4,945 mm 194.7 in
Height	1,500 mm 59.1 in

Doors/seats	4 doors 5 seats
Trunk	-
Length	5,130 mm 202.0 in
Height	1,460 mm 57.5 in

Range score

1,067 km

663 mi

952 km

592 mi

CO2 score

199 g/km

Trunk score

450 L

15.9 cu ft

Power-to-weight score

129 hp/t

96 kW/t

7.8 kg/hp

138 hp/t

103 kW/t

7.2 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	Infiniti Q70 3.0D V6	Jaguar XJ (X351) Facelift 2015 2.0
Consumption	7.5 L/100 km31.4 mpg US37.7 mpg UK	8.4 L/100 km28 mpg US33.6 mpg UK
Cost / 100 km	13.13 LC100 km	14.70 LC100 km
Cost / 100 mi	21.12 LC100 mi	23.66 LC100 mi
Annual fuel used	1,125 L297 US gal247 UK gal	1,260 L333 US gal277 UK gal
Annual fuel cost	1,969 LC/year	2,205 LC/year