Car comparison

Jaguar XJ (X300) R 4.0 24V SportvsJaguar XJ (X350) 4.2 V8 32V

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

New comparison

Jaguar XJ (X300)

R 4.0 24V Sport

320 hp3980 ccGasolineRWDAutomaticSuperchargedSedan1994-1997
VS

Jaguar XJ (X350)

4.2 V8 32V

300 hp4196 ccGasolineRWDAutomaticNaturally aspiratedSedan2003-2006

Comparison overview

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

Best choices

Jaguar XJ (X350) 4.2 V8 32V

  • Lightest
    1,615 kg
    3,560 lb
  • Best power-to-weight
    186 hp/t
    139 kW/t
    5.4 kg/hp
  • Lowest combined fuel consumption
    10.9 L/100 km
    21.6 mpg US
    25.9 mpg UK
  • Best estimated range
    780 km
    485 mi
  • Largest trunk
    470 L
  • Best economy score
    78/100
  • Best practicality score
    75/100

Jaguar XJ (X300) R 4.0 24V Sport

  • Quickest 0-100 km/h
    6.3 s
  • Fastest top speed
    265 km/h
    165 mph Unrestricted
    250 km/h
    155 mph Restricted
  • Most powerful
    320 hp
    239 kW
  • Highest torque
    512 Nm
    378 lb-ft
  • Best overall score
    68/100
  • Best performance score
    66/100

Specification comparison

Specification comparison
ModelJaguarXJ (X300)R 4.0 24V SportJaguarXJ (X350)4.2 V8 32V
Power
320hp239kW
300hp224kW
Torque
512Nm378lb-ft
411Nm303lb-ft
Curb weight
1,875kg4,134lb
1,615kg3,560lb
Gross weight
2,295kg5,060lb
2,200kg4,850lb
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
65.8s99% target: 262 km/h / 163 mph
Calculated
67.8s99% target: 257 km/h / 160 mph
Calculated
0-100 km/h
6.3s
6.6s
0-200 km/h
19.3s
Calculated
20.7s
Calculated
0-60 mph
6.0s
Calculated
6.3s
Calculated
Fuel consumption
12.5L/100 km18.8mpg US22.6mpg UK
10.9L/100 km21.6mpg US25.9mpg UK
Fuel consumption city-
16L/100 km14.7mpg US17.7mpg UK
Fuel consumption highway-
8.1L/100 km29mpg US34.9mpg UK
Quarter mile
14.2s
Calculated
14.5s
Calculated
Power-to-weight
171hp/t127kW/t77hp/1000 lb
Calculated
186hp/t139kW/t84hp/1000 lb
Calculated
Torque-to-weight
273Nm/t183lb-ft/ton
Calculated
254Nm/t170lb-ft/ton
Calculated
Estimated range
688km428mi
Calculated
780km485mi
Calculated
Displacement
3,980cc243cu in
4,196cc256cu in
Length
5,023mm198in
5,090mm200in
Width
1,798mm71in
1,860mm73in
Height
1,303mm51in
1,448mm57in
Wheelbase
2,870mm113in
3,034mm119in
Front track
1,500mm59in
1,556mm61in
Rear track
1,498mm59in
1,546mm61in
Trunk volume
430L
470L
Doors
4
4
Seats
5
5
Fuel tank
86L
85L

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 XJ (X300) R 4.0 24V SportJaguar XJ (X350) 4.2 V8 32VPowerTorque
  • Jaguar XJ (X300) R 4.0 24V Sport: Power / Torque
  • Jaguar XJ (X350) 4.2 V8 32V: Power / Torque
Dyno simulation data table
VehiclePeak power RPMPeak torque RPMMax engine speed
JaguarXJ (X300)R 4.0 24V Sport5,000 rpm3,050 rpm5,250 rpm
JaguarXJ (X350)4.2 V8 32V6,000 rpm4,100 rpm6,250 rpm

Acceleration curve

Estimated speed over time for selected vehicles.

Acceleration and drag-race table
MetricJaguarXJ (X300)R 4.0 24V SportJaguarXJ (X350)4.2 V8 32V
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
19.3 s
20.7 s
Top speed
Unrestricted
265 km/h165 mph
Restricted
250 km/h155 mph
Likely limited
Unrestricted
260 km/h162 mph
Restricted
250 km/h155 mph
Likely limited
Drag race simulation
60 ft
18 m
2.6 s
2.6 s
330 ft
101 m
6.5 s
6.6 s
1/8 mile
201 m
9.5 s
9.7 s
1000 ft
305 m
12.1 s
12.3 s
1/4 mile
402 m
14.2 s
14.5 s
Trap speed
1/4 mile
402 m
172 km/h
107 mph
168 km/h
104 mph

Power comparison

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

Chart data table
VehicleValue
JaguarXJ (X300)R 4.0 24V Sport
320 hp
239 kW
JaguarXJ (X350)4.2 V8 32V
300 hp
224 kW

Jaguar XJ (X300) R 4.0 24V Sport has 20 hp more than Jaguar XJ (X350) 4.2 V8 32V.

The biggest power difference is between Jaguar XJ (X350) 4.2 V8 32V and Jaguar XJ (X300) R 4.0 24V Sport: 20 hp (15 kW).

Torque comparison

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

Chart data table
VehicleValue
JaguarXJ (X300)R 4.0 24V Sport
512 Nm
378 lb-ft
JaguarXJ (X350)4.2 V8 32V
411 Nm
303 lb-ft

Curb weight comparison

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

Chart data table
VehicleValue
JaguarXJ (X300)R 4.0 24V Sport
1,875 kg
4,134 lb
JaguarXJ (X350)4.2 V8 32V
1,615 kg
3,560 lb

Top speed without limiter comparison

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

Chart data table
VehicleValue
JaguarXJ (X300)R 4.0 24V Sport
Unrestricted
265 km/h165 mph
Restricted
250 km/h155 mph
JaguarXJ (X350)4.2 V8 32V
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
JaguarXJ (X300)R 4.0 24V Sport6.3 s
JaguarXJ (X350)4.2 V8 32V6.6 s

The biggest 0-100 km/h difference is between Jaguar XJ (X300) R 4.0 24V Sport and Jaguar XJ (X350) 4.2 V8 32V: 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
JaguarXJ (X300)R 4.0 24V Sport
12.5 L/100 km
18.8 mpg US
22.6 mpg UK
JaguarXJ (X350)4.2 V8 32V
10.9 L/100 km
21.6 mpg US
25.9 mpg UK

The biggest fuel consumption difference is between Jaguar XJ (X350) 4.2 V8 32V and Jaguar XJ (X300) R 4.0 24V Sport: 1.6 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
JaguarXJ (X300)R 4.0 24V Sport
171 hp/t
127 kW/t
5.9 kg/hp
JaguarXJ (X350)4.2 V8 32V
186 hp/t
139 kW/t
5.4 kg/hp

Estimated range comparison

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

Chart data table
VehicleValue
JaguarXJ (X300)R 4.0 24V Sport
688 km
428 mi
JaguarXJ (X350)4.2 V8 32V
780 km
485 mi

Performance spider chart

Radar chart comparing normalized performance and fuel-consumption scores.

Chart data table
VehiclePowerAccelerationTop speed
JaguarXJ (X300)R 4.0 24V Sport
320 hp
239 kW
6.3 s
Unrestricted
265 km/h165 mph
Restricted
250 km/h155 mph
JaguarXJ (X350)4.2 V8 32V
300 hp
224 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
JaguarXJ (X300)R 4.0 24V Sport
Power
320 hp
239 kW
0-100 km/h6.3 s
Top speed
Unrestricted
265 km/h165 mph
Restricted
250 km/h155 mph
Doors/seats
4 doors
5 seats
Trunk
430 L
15.2 cu ft
Length
5,023 mm
197.8 in
Height
1,303 mm
51.3 in
JaguarXJ (X350)4.2 V8 32V
Power
300 hp
224 kW
0-100 km/h6.6 s
Top speed
Unrestricted
260 km/h162 mph
Restricted
250 km/h155 mph
Doors/seats
4 doors
5 seats
Trunk
470 L
16.6 cu ft
Length
5,090 mm
200.4 in
Height
1,448 mm
57.0 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
JaguarXJ (X300)R 4.0 24V Sport
Power
320 hp
239 kW
0-100 km/h6.3 s
Top speed
Unrestricted
265 km/h165 mph
Restricted
250 km/h155 mph
12.5 L/100 km
18.8 mpg US
22.6 mpg UK
JaguarXJ (X350)4.2 V8 32V
Power
300 hp
224 kW
0-100 km/h6.6 s
Top speed
Unrestricted
260 km/h162 mph
Restricted
250 km/h155 mph
10.9 L/100 km
21.6 mpg US
25.9 mpg UK

Jaguar XJ (X300) R 4.0 24V Sport 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
JaguarXJ (X300)R 4.0 24V Sport
12.5 L/100 km
18.8 mpg US
22.6 mpg UK
6.3 s
JaguarXJ (X350)4.2 V8 32V
10.9 L/100 km
21.6 mpg US
25.9 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
JaguarXJ (X300)R 4.0 24V Sport
171 hp/t
127 kW/t
5.9 kg/hp
12.5 L/100 km
18.8 mpg US
22.6 mpg UK
JaguarXJ (X350)4.2 V8 32V
186 hp/t
139 kW/t
5.4 kg/hp
10.9 L/100 km
21.6 mpg US
25.9 mpg UK

Detailed score breakdown

Detailed score breakdown
VehicleJaguarXJ (X300)R 4.0 24V SportJaguarXJ (X350)4.2 V8 32V
Power
320 hp
239 kW
300 hp
224 kW
Torque
512 Nm
378 lb-ft
411 Nm
303 lb-ft
Acceleration
6.3 s
6.6 s
Top speed
Unrestricted
265 km/h165 mph
Restricted
250 km/h155 mph
Unrestricted
260 km/h162 mph
Restricted
250 km/h155 mph
Lightness
1,875 kg
4,134 lb
1,615 kg
3,560 lb
Fuel consumption
12.5 L/100 km
18.8 mpg US
22.6 mpg UK
10.9 L/100 km
21.6 mpg US
25.9 mpg UK
Practicality
Doors/seats
4 doors
5 seats
Trunk
430 L
15.2 cu ft
Length
5,023 mm
197.8 in
Height
1,303 mm
51.3 in
Doors/seats
4 doors
5 seats
Trunk
470 L
16.6 cu ft
Length
5,090 mm
200.4 in
Height
1,448 mm
57.0 in
Range score
688 km
428 mi
780 km
485 mi
Trunk score
430 L
15.2 cu ft
470 L
16.6 cu ft
Power-to-weight score
171 hp/t
127 kW/t
5.9 kg/hp
186 hp/t
139 kW/t
5.4 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 XJ (X300) R 4.0 24V SportJaguar XJ (X350) 4.2 V8 32V
Consumption12.5 L/100 km18.8 mpg US22.6 mpg UK10.9 L/100 km21.6 mpg US25.9 mpg UK
Cost / 100 km21.88 LC100 km19.08 LC100 km
Cost / 100 mi35.20 LC100 mi30.70 LC100 mi
Annual fuel used1,875 L495 US gal412 UK gal1,635 L432 US gal360 UK gal
Annual fuel cost3,281 LC/year2,861 LC/year

Head-to-head comparisons

Jaguar XJ (X300) R 4.0 24V Sport

  • Has 20 hp more
  • Has 101 Nm more
  • Is 0.3 s quicker from 0-100 km/h
  • Has 5 km/h (3 mph) higher top speed

Pros

  • Quickest 0-100 km/h in this comparison
  • Highest top speed
  • Most powerful
  • Highest torque

Cons

  • Highest combined fuel consumption
  • Heaviest
  • Smallest trunk

Jaguar XJ (X350) 4.2 V8 32V

  • Is 260 kg lighter
  • Uses 1.6 L/100 km less fuel
  • Has 15 hp/t better power-to-weight
  • Has 92 km (57 mi) more estimated range
  • Has 40 L more trunk volume

Pros

  • Lightest
  • Lowest combined fuel consumption
  • Best power-to-weight ratio
  • Best estimated range
  • Largest trunk

Cons

  • Slowest 0-100 km/h
  • Lowest power
  • Lowest top speed

Choose cars to compare

Brand
Model
Generation
Engine or modification
Jaguar XJ (X300) R 4.0 24V Sport
Jaguar XJ (X350) 4.2 V8 32V
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