Car comparison

Subaru WRX STI Sedan 2.5vsJaguar XJ Sovereign (X358) 4.2 V8

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

New comparison

Subaru WRX STI Sedan

2.5

300 hp2457 ccGasolineAWDAutomaticTurbochargedSedan2007-2011
VS

Jaguar XJ Sovereign (X358)

4.2 V8

298 hp4196 ccGasolineRWDAutomaticNaturally aspiratedSedan2007-2009

Comparison overview

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

Best choices

Subaru WRX STI Sedan 2.5

  • Quickest 0-100 km/h
    6.0 s
  • Fastest top speed
    260 km/h
    162 mph Unrestricted
    250 km/h
    155 mph Restricted
  • Most powerful
    300 hp
    224 kW
  • Lightest
    1,525 kg
    3,362 lb
  • Best power-to-weight
    197 hp/t
    147 kW/t
    5.1 kg/hp
  • Lowest combined fuel consumption
    10.6 L/100 km
    22.2 mpg US
    26.6 mpg UK
  • Lowest city consumption
    14.8 L/100 km
    15.9 mpg US
    19.1 mpg UK
  • Lowest highway consumption
    8.1 L/100 km
    29.0 mpg US
    34.9 mpg UK
  • Best overall score
    66/100
  • Best performance score
    64/100
  • Best economy score
    78/100

Specification comparison

Specification comparison
ModelSubaruWRX STI Sedan2.5JaguarXJ Sovereign (X358)4.2 V8
Power
300hp224kW
298hp222kW
Torque
350Nm258lb-ft
411Nm303lb-ft
Curb weight
1,525kg3,362lb
1,609kg3,547lb
Gross weight-
2,246kg4,952lb
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
57.5s99% target: 257 km/h / 160 mph
Calculated
68.1s99% target: 257 km/h / 160 mph
Calculated
0-100 km/h
6.0s
6.6s
0-200 km/h
18.2s
Calculated
20.8s
Calculated
0-60 mph
5.7s
Calculated
6.3s
Calculated
Fuel consumption
10.6L/100 km22.2mpg US26.6mpg UK
11.4L/100 km20.6mpg US24.8mpg UK
Fuel consumption city
14.8L/100 km15.9mpg US19.1mpg UK
16.7L/100 km14.1mpg US16.9mpg UK
Fuel consumption highway
8.1L/100 km29mpg US34.9mpg UK
8.4L/100 km28mpg US33.6mpg UK
Quarter mile
13.9s
Calculated
14.5s
Calculated
Power-to-weight
197hp/t147kW/t89hp/1000 lb
Calculated
185hp/t138kW/t84hp/1000 lb
Calculated
Torque-to-weight
230Nm/t154lb-ft/ton
Calculated
255Nm/t171lb-ft/ton
Calculated
Estimated range
566km352mi
Calculated
746km463mi
Calculated
Displacement
2,457cc150cu in
4,196cc256cu in
Length
4,580mm180in
5,216mm205in
Width
1,795mm71in
1,860mm73in
Height
1,470mm58in
1,463mm58in
Wheelbase
2,625mm103in
3,159mm124in
Front track
1,530mm60in
1,556mm61in
Rear track
1,540mm61in
1,546mm61in
Trunk volume
368L
470L
Doors
4
4
Seats
5
5
Fuel tank
60L
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.

Subaru WRX STI Sedan 2.5Jaguar XJ Sovereign (X358) 4.2 V8PowerTorque
  • Subaru WRX STI Sedan 2.5: Power / Torque
  • Jaguar XJ Sovereign (X358) 4.2 V8: Power / Torque
Dyno simulation data table
VehiclePeak power RPMPeak torque RPMMax engine speed
SubaruWRX STI Sedan2.56,200 rpm3,000-6,000 rpm6,450 rpm
JaguarXJ Sovereign (X358)4.2 V86,000 rpm4,100 rpm6,250 rpm

Acceleration curve

Estimated speed over time for selected vehicles.

Acceleration and drag-race table
MetricSubaruWRX STI Sedan2.5JaguarXJ Sovereign (X358)4.2 V8
Acceleration checkpoints
0-60 mph
0-97 km/h
5.7 s
6.3 s
0-100 km/h
0-62 mph
6.0 s
6.6 s
0-200 km/h
0-124 mph
18.2 s
20.8 s
Top speed
Unrestricted
260 km/h162 mph
Restricted
250 km/h155 mph
Likely limited
Unrestricted
260 km/h162 mph
Restricted
250 km/h155 mph
Limited
Drag race simulation
60 ft
18 m
2.6 s
2.6 s
330 ft
101 m
6.4 s
6.6 s
1/8 mile
201 m
9.3 s
9.7 s
1000 ft
305 m
11.8 s
12.3 s
1/4 mile
402 m
13.9 s
14.5 s
Trap speed
1/4 mile
402 m
175 km/h
109 mph
168 km/h
104 mph

Power comparison

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

Chart data table
VehicleValue
SubaruWRX STI Sedan2.5
300 hp
224 kW
JaguarXJ Sovereign (X358)4.2 V8
298 hp
222 kW

Subaru WRX STI Sedan 2.5 has 2 hp more than Jaguar XJ Sovereign (X358) 4.2 V8.

The biggest power difference is between Jaguar XJ Sovereign (X358) 4.2 V8 and Subaru WRX STI Sedan 2.5: 2 hp (1 kW).

Torque comparison

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

Chart data table
VehicleValue
SubaruWRX STI Sedan2.5
350 Nm
258 lb-ft
JaguarXJ Sovereign (X358)4.2 V8
411 Nm
303 lb-ft

Curb weight comparison

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

Chart data table
VehicleValue
SubaruWRX STI Sedan2.5
1,525 kg
3,362 lb
JaguarXJ Sovereign (X358)4.2 V8
1,609 kg
3,547 lb

Top speed without limiter comparison

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

Chart data table
VehicleValue
SubaruWRX STI Sedan2.5
Unrestricted
260 km/h162 mph
Restricted
250 km/h155 mph
JaguarXJ Sovereign (X358)4.2 V8
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
SubaruWRX STI Sedan2.56.0 s
JaguarXJ Sovereign (X358)4.2 V86.6 s

The biggest 0-100 km/h difference is between Subaru WRX STI Sedan 2.5 and Jaguar XJ Sovereign (X358) 4.2 V8: 0.6 s.

Fuel consumption comparison

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

Chart data table
VehicleValue
SubaruWRX STI Sedan2.5
10.6 L/100 km
22.2 mpg US
26.6 mpg UK
JaguarXJ Sovereign (X358)4.2 V8
11.4 L/100 km
20.6 mpg US
24.8 mpg UK

The biggest fuel consumption difference is between Subaru WRX STI Sedan 2.5 and Jaguar XJ Sovereign (X358) 4.2 V8: 0.8 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
SubaruWRX STI Sedan2.5
197 hp/t
147 kW/t
5.1 kg/hp
JaguarXJ Sovereign (X358)4.2 V8
185 hp/t
138 kW/t
5.4 kg/hp

Estimated range comparison

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

Chart data table
VehicleValue
SubaruWRX STI Sedan2.5
566 km
352 mi
JaguarXJ Sovereign (X358)4.2 V8
746 km
463 mi

Performance spider chart

Radar chart comparing normalized performance and fuel-consumption scores.

Chart data table
VehiclePowerAccelerationTop speed
SubaruWRX STI Sedan2.5
300 hp
224 kW
6.0 s
Unrestricted
260 km/h162 mph
Restricted
250 km/h155 mph
JaguarXJ Sovereign (X358)4.2 V8
298 hp
222 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
SubaruWRX STI Sedan2.5
Power
300 hp
224 kW
0-100 km/h6.0 s
Top speed
Unrestricted
260 km/h162 mph
Restricted
250 km/h155 mph
Doors/seats
4 doors
5 seats
Trunk
368 L
13.0 cu ft
Length
4,580 mm
180.3 in
Height
1,470 mm
57.9 in
JaguarXJ Sovereign (X358)4.2 V8
Power
298 hp
222 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
5,216 mm
205.4 in
Height
1,463 mm
57.6 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
SubaruWRX STI Sedan2.5
Power
300 hp
224 kW
0-100 km/h6.0 s
Top speed
Unrestricted
260 km/h162 mph
Restricted
250 km/h155 mph
10.6 L/100 km
22.2 mpg US
26.6 mpg UK
JaguarXJ Sovereign (X358)4.2 V8
Power
298 hp
222 kW
0-100 km/h6.6 s
Top speed
Unrestricted
260 km/h162 mph
Restricted
250 km/h155 mph
11.4 L/100 km
20.6 mpg US
24.8 mpg UK

Subaru WRX STI Sedan 2.5 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
SubaruWRX STI Sedan2.5
10.6 L/100 km
22.2 mpg US
26.6 mpg UK
6.0 s
JaguarXJ Sovereign (X358)4.2 V8
11.4 L/100 km
20.6 mpg US
24.8 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
SubaruWRX STI Sedan2.5
197 hp/t
147 kW/t
5.1 kg/hp
10.6 L/100 km
22.2 mpg US
26.6 mpg UK
JaguarXJ Sovereign (X358)4.2 V8
185 hp/t
138 kW/t
5.4 kg/hp
11.4 L/100 km
20.6 mpg US
24.8 mpg UK

Detailed score breakdown

Detailed score breakdown
VehicleSubaruWRX STI Sedan2.5JaguarXJ Sovereign (X358)4.2 V8
Power
300 hp
224 kW
298 hp
222 kW
Torque
350 Nm
258 lb-ft
411 Nm
303 lb-ft
Acceleration
6.0 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
1,525 kg
3,362 lb
1,609 kg
3,547 lb
Fuel consumption
10.6 L/100 km
22.2 mpg US
26.6 mpg UK
11.4 L/100 km
20.6 mpg US
24.8 mpg UK
Practicality
Doors/seats
4 doors
5 seats
Trunk
368 L
13.0 cu ft
Length
4,580 mm
180.3 in
Height
1,470 mm
57.9 in
Doors/seats
4 doors
5 seats
Trunk
470 L
16.6 cu ft
Length
5,216 mm
205.4 in
Height
1,463 mm
57.6 in
Range score
566 km
352 mi
746 km
463 mi
Trunk score
368 L
13.0 cu ft
470 L
16.6 cu ft
Power-to-weight score
197 hp/t
147 kW/t
5.1 kg/hp
185 hp/t
138 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
VehicleSubaru WRX STI Sedan 2.5Jaguar XJ Sovereign (X358) 4.2 V8
Consumption10.6 L/100 km22.2 mpg US26.6 mpg UK11.4 L/100 km20.6 mpg US24.8 mpg UK
Cost / 100 km18.55 LC100 km19.95 LC100 km
Cost / 100 mi29.85 LC100 mi32.11 LC100 mi
Annual fuel used1,590 L420 US gal350 UK gal1,710 L452 US gal376 UK gal
Annual fuel cost2,783 LC/year2,993 LC/year

Head-to-head comparisons

Subaru WRX STI Sedan 2.5

  • Has 2 hp more
  • Is 84 kg lighter
  • Is 0.6 s quicker from 0-100 km/h
  • Uses 0.8 L/100 km less fuel
  • Has 12 hp/t better power-to-weight

Pros

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

Cons

  • Smallest trunk

Jaguar XJ Sovereign (X358) 4.2 V8

  • Has 61 Nm more
  • Has 180 km (112 mi) more estimated range
  • Has 102 L more trunk volume

Pros

  • Highest torque
  • Best estimated range
  • Largest trunk

Cons

  • Slowest 0-100 km/h
  • Lowest power
  • Highest combined fuel consumption
  • Heaviest

Choose cars to compare

Brand
Model
Generation
Engine or modification
Subaru WRX STI Sedan 2.5
Jaguar XJ Sovereign (X358) 4.2 V8
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