Car comparison

Subaru WRX STI 2.5 · Stage 3vsSubaru WRX STI 2.5 · Stage 2vsSubaru WRX STI 2.5 · Stage 1vsSubaru WRX STI 2.5

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

New comparison

Subaru WRX STI

2.5 (Stage 3)

450 hp2457 ccGasolineAWDManualTurbochargedSedan2014-2017
VS

Subaru WRX STI

2.5 (Stage 2)

390 hp2457 ccGasolineAWDManualTurbochargedSedan2014-2017
VS

Subaru WRX STI

2.5 (Stage 1)

354 hp2457 ccGasolineAWDManualTurbochargedSedan2014-2017
VS

Subaru WRX STI

2.5

300 hp2457 ccGasolineAWDManualTurbochargedSedan2014-2017

Comparison overview

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

Best choices

Subaru WRX STI 2.5 (Stage 3) 450 hp

  • Quickest 0-100 km/h
    4.0 s
  • Fastest top speed
    298 km/h
    185 mph
  • Most powerful
    450 hp
    336 kW
  • Highest torque
    631 Nm
    465 lb-ft
  • Lightest
    1,500 kg
    3,307 lb
  • Best power-to-weight
    300 hp/t
    224 kW/t
    3.3 kg/hp
  • Lowest combined fuel consumption
    10.4 L/100 km
    22.6 mpg US
    27.2 mpg UK
  • Lowest city consumption
    14.0 L/100 km
    16.8 mpg US
    20.2 mpg UK
  • Lowest highway consumption
    8.4 L/100 km
    28.0 mpg US
    33.6 mpg UK
  • Lowest CO2 emissions
    242 g/km
  • Best estimated range
    577 km
    358 mi
  • Largest trunk
    460 L
  • Best overall score
    82/100
  • Best performance score
    86/100
  • Best economy score
    79/100
  • Best practicality score
    74/100

Specification comparison

Specification comparison
ModelSubaruWRX STI2.5 (Stage 3)450 hpSubaruWRX STI2.5 (Stage 2)390 hpSubaruWRX STI2.5 (Stage 1)354 hpSubaruWRX STI2.5300 hp
Power
450hp336kW+150 hp
390hp291kW+90 hp
354hp264kW+54 hp
300hp224kW
Torque
631Nm465lb-ft+224 Nm
549Nm405lb-ft+142 Nm
497Nm366lb-ft+90 Nm
407Nm300lb-ft
Curb weight
1,500kg3,307lb
1,500kg3,307lb
1,500kg3,307lb
1,500kg3,307lb
Top speed
298 km/h
185 mph
+43 km/h
286 km/h
178 mph
+31 km/h
278 km/h
173 mph
+23 km/h
255 km/h
158 mph
To 99% top speed
39.2s99% target: 295 km/h / 183 mph-8.5 s
Calculated
43.1s99% target: 283 km/h / 176 mph-4.6 s
Calculated
45.7s99% target: 275 km/h / 171 mph-2.1 s
Calculated
47.7s99% target: 252 km/h / 157 mph
Calculated
0-100 km/h
4.0s-1.2 s
4.4s-0.8 s
4.7s-0.5 s
5.2s
0-200 km/h
10.3s-5.6 s
Calculated
11.9s-4.1 s
Calculated
13.0s-2.9 s
Calculated
16.0s
Calculated
0-60 mph
3.9s-1.1 s
Calculated
4.2s-0.7 s
Calculated
4.5s-0.5 s
Calculated
5.0s
Calculated
Fuel consumption
10.4L/100 km22.6mpg US27.2mpg UK
10.4L/100 km22.6mpg US27.2mpg UK
10.4L/100 km22.6mpg US27.2mpg UK
10.4L/100 km22.6mpg US27.2mpg UK
Fuel consumption city
14L/100 km16.8mpg US20.2mpg UK
14L/100 km16.8mpg US20.2mpg UK
14L/100 km16.8mpg US20.2mpg UK
14L/100 km16.8mpg US20.2mpg UK
Fuel consumption highway
8.4L/100 km28mpg US33.6mpg UK
8.4L/100 km28mpg US33.6mpg UK
8.4L/100 km28mpg US33.6mpg UK
8.4L/100 km28mpg US33.6mpg UK
Quarter mile
11.6s-1.6 s
Calculated
12.1s-1.0 s
Calculated
12.5s-0.7 s
Calculated
13.2s
Calculated
Power-to-weight
300hp/t224kW/t136hp/1000 lb
Calculated
260hp/t194kW/t118hp/1000 lb
Calculated
236hp/t176kW/t107hp/1000 lb
Calculated
200hp/t149kW/t91hp/1000 lb
Calculated
Torque-to-weight
421Nm/t281lb-ft/ton
Calculated
366Nm/t245lb-ft/ton
Calculated
331Nm/t221lb-ft/ton
Calculated
271Nm/t182lb-ft/ton
Calculated
Estimated range
577km358mi
Calculated
577km358mi
Calculated
577km358mi
Calculated
577km358mi
Calculated
Displacement
2,457cc150cu in
2,457cc150cu in
2,457cc150cu in
2,457cc150cu in
Length
4,595mm181in
4,595mm181in
4,595mm181in
4,595mm181in
Width
1,795mm71in
1,795mm71in
1,795mm71in
1,795mm71in
Height
1,475mm58in
1,475mm58in
1,475mm58in
1,475mm58in
Wheelbase
2,650mm104in
2,650mm104in
2,650mm104in
2,650mm104in
Front track
1,530mm60in
1,530mm60in
1,530mm60in
1,530mm60in
Rear track
1,540mm61in
1,540mm61in
1,540mm61in
1,540mm61in
Ground clearance
135mm5in
135mm5in
135mm5in
135mm5in
Trunk volume
460L
460L
460L
460L
Doors
4
4
4
4
Seats
5
5
5
5
Fuel tank
60L
60L
60L
60L
CO2 emissions
242g/km
242g/km
242g/km
242g/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.

Subaru WRX STI 2.5 (Stage 3) 450 hpSubaru WRX STI 2.5 (Stage 2) 390 hpSubaru WRX STI 2.5 (Stage 1) 354 hpSubaru WRX STI 2.5 300 hpPowerTorque
  • Subaru WRX STI 2.5 (Stage 3) 450 hp: Power / Torque
  • Subaru WRX STI 2.5 (Stage 2) 390 hp: Power / Torque
  • Subaru WRX STI 2.5 (Stage 1) 354 hp: Power / Torque
  • Subaru WRX STI 2.5 300 hp: Power / Torque
Dyno simulation data table
VehiclePeak power RPMPeak torque RPMMax engine speed
SubaruWRX STI2.5 (Stage 3)450 hp6,000 rpm4,000 rpm6,250 rpm
SubaruWRX STI2.5 (Stage 2)390 hp6,000 rpm4,000 rpm6,250 rpm
SubaruWRX STI2.5 (Stage 1)354 hp6,000 rpm4,000 rpm6,250 rpm
SubaruWRX STI2.5300 hp6,000 rpm4,000 rpm6,250 rpm

Acceleration curve

Estimated speed over time for selected vehicles.

Acceleration and drag-race table
MetricSubaruWRX STI2.5 (Stage 3)450 hpSubaruWRX STI2.5 (Stage 2)390 hpSubaruWRX STI2.5 (Stage 1)354 hpSubaruWRX STI2.5300 hp
Acceleration checkpoints
0-60 mph
0-97 km/h
3.9 s
4.2 s
4.5 s
5.0 s
0-100 km/h
0-62 mph
4.0 s
4.4 s
4.7 s
5.2 s
0-200 km/h
0-124 mph
10.3 s
11.9 s
13.0 s
16.0 s
Top speed
298 km/h
185 mph
286 km/h
178 mph
278 km/h
173 mph
255 km/h
158 mph
Drag race simulation
60 ft
18 m
2.2 s
2.3 s
2.3 s
2.4 s
330 ft
101 m
5.4 s
5.6 s
5.7 s
6.0 s
1/8 mile
201 m
7.8 s
8.2 s
8.4 s
8.8 s
1000 ft
305 m
9.9 s
10.3 s
10.6 s
11.2 s
1/4 mile
402 m
11.6 s
12.1 s
12.5 s
13.2 s
Trap speed
1/4 mile
402 m
213 km/h
133 mph
202 km/h
126 mph
196 km/h
122 mph
183 km/h
114 mph

Power comparison

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

Chart data table
VehicleValue
SubaruWRX STI2.5 (Stage 3)450 hp
450 hp
336 kW
SubaruWRX STI2.5 (Stage 2)390 hp
390 hp
291 kW
SubaruWRX STI2.5 (Stage 1)354 hp
354 hp
264 kW
SubaruWRX STI2.5300 hp
300 hp
224 kW

Subaru WRX STI 2.5 (Stage 3) 450 hp has 150 hp more than Subaru WRX STI 2.5 300 hp.

The biggest power difference is between Subaru WRX STI 2.5 300 hp and Subaru WRX STI 2.5 (Stage 3) 450 hp: 150 hp (112 kW).

Torque comparison

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

Chart data table
VehicleValue
SubaruWRX STI2.5 (Stage 3)450 hp
631 Nm
465 lb-ft
SubaruWRX STI2.5 (Stage 2)390 hp
549 Nm
405 lb-ft
SubaruWRX STI2.5 (Stage 1)354 hp
497 Nm
366 lb-ft
SubaruWRX STI2.5300 hp
407 Nm
300 lb-ft

Curb weight comparison

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

Chart data table
VehicleValue
SubaruWRX STI2.5 (Stage 3)450 hp
1,500 kg
3,307 lb
SubaruWRX STI2.5 (Stage 2)390 hp
1,500 kg
3,307 lb
SubaruWRX STI2.5 (Stage 1)354 hp
1,500 kg
3,307 lb
SubaruWRX STI2.5300 hp
1,500 kg
3,307 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 STI2.5 (Stage 3)450 hp
298 km/h
185 mph
SubaruWRX STI2.5 (Stage 2)390 hp
286 km/h
178 mph
SubaruWRX STI2.5 (Stage 1)354 hp
278 km/h
173 mph
SubaruWRX STI2.5300 hp
255 km/h
158 mph

0-100 km/h comparison

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

Chart data table
VehicleValue
SubaruWRX STI2.5 (Stage 3)450 hp4.0 s
SubaruWRX STI2.5 (Stage 2)390 hp4.4 s
SubaruWRX STI2.5 (Stage 1)354 hp4.7 s
SubaruWRX STI2.5300 hp5.2 s

The biggest 0-100 km/h difference is between Subaru WRX STI 2.5 (Stage 3) 450 hp and Subaru WRX STI 2.5 300 hp: 1.2 s.

The closest cars by acceleration are Subaru WRX STI 2.5 (Stage 2) 390 hp and Subaru WRX STI 2.5 (Stage 1) 354 hp, separated by only 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
SubaruWRX STI2.5 (Stage 3)450 hp
10.4 L/100 km
22.6 mpg US
27.2 mpg UK
SubaruWRX STI2.5 (Stage 2)390 hp
10.4 L/100 km
22.6 mpg US
27.2 mpg UK
SubaruWRX STI2.5 (Stage 1)354 hp
10.4 L/100 km
22.6 mpg US
27.2 mpg UK
SubaruWRX STI2.5300 hp
10.4 L/100 km
22.6 mpg US
27.2 mpg UK

Power-to-weight comparison

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

Chart data table
VehicleValue
SubaruWRX STI2.5 (Stage 3)450 hp
300 hp/t
224 kW/t
3.3 kg/hp
SubaruWRX STI2.5 (Stage 2)390 hp
260 hp/t
194 kW/t
3.8 kg/hp
SubaruWRX STI2.5 (Stage 1)354 hp
236 hp/t
176 kW/t
4.2 kg/hp
SubaruWRX STI2.5300 hp
200 hp/t
149 kW/t
5.0 kg/hp

Estimated range comparison

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

Chart data table
VehicleValue
SubaruWRX STI2.5 (Stage 3)450 hp
577 km
358 mi
SubaruWRX STI2.5 (Stage 2)390 hp
577 km
358 mi
SubaruWRX STI2.5 (Stage 1)354 hp
577 km
358 mi
SubaruWRX STI2.5300 hp
577 km
358 mi

Performance spider chart

Radar chart comparing normalized performance and fuel-consumption scores.

Chart data table
VehiclePowerAccelerationTop speed
SubaruWRX STI2.5 (Stage 3)450 hp
450 hp
336 kW
4.0 s
298 km/h
185 mph
SubaruWRX STI2.5 (Stage 2)390 hp
390 hp
291 kW
4.4 s
286 km/h
178 mph
SubaruWRX STI2.5 (Stage 1)354 hp
354 hp
264 kW
4.7 s
278 km/h
173 mph
SubaruWRX STI2.5300 hp
300 hp
224 kW
5.2 s
255 km/h
158 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 STI2.5 (Stage 3)450 hp
Power
450 hp
336 kW
0-100 km/h4.0 s
Top speed
298 km/h
185 mph
Doors/seats
4 doors
5 seats
Trunk
460 L
16.2 cu ft
Length
4,595 mm
180.9 in
Height
1,475 mm
58.1 in
SubaruWRX STI2.5 (Stage 2)390 hp
Power
390 hp
291 kW
0-100 km/h4.4 s
Top speed
286 km/h
178 mph
Doors/seats
4 doors
5 seats
Trunk
460 L
16.2 cu ft
Length
4,595 mm
180.9 in
Height
1,475 mm
58.1 in
SubaruWRX STI2.5 (Stage 1)354 hp
Power
354 hp
264 kW
0-100 km/h4.7 s
Top speed
278 km/h
173 mph
Doors/seats
4 doors
5 seats
Trunk
460 L
16.2 cu ft
Length
4,595 mm
180.9 in
Height
1,475 mm
58.1 in
SubaruWRX STI2.5300 hp
Power
300 hp
224 kW
0-100 km/h5.2 s
Top speed
255 km/h
158 mph
Doors/seats
4 doors
5 seats
Trunk
460 L
16.2 cu ft
Length
4,595 mm
180.9 in
Height
1,475 mm
58.1 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 STI2.5 (Stage 3)450 hp
Power
450 hp
336 kW
0-100 km/h4.0 s
Top speed
298 km/h
185 mph
10.4 L/100 km
22.6 mpg US
27.2 mpg UK
SubaruWRX STI2.5 (Stage 2)390 hp
Power
390 hp
291 kW
0-100 km/h4.4 s
Top speed
286 km/h
178 mph
10.4 L/100 km
22.6 mpg US
27.2 mpg UK
SubaruWRX STI2.5 (Stage 1)354 hp
Power
354 hp
264 kW
0-100 km/h4.7 s
Top speed
278 km/h
173 mph
10.4 L/100 km
22.6 mpg US
27.2 mpg UK
SubaruWRX STI2.5300 hp
Power
300 hp
224 kW
0-100 km/h5.2 s
Top speed
255 km/h
158 mph
10.4 L/100 km
22.6 mpg US
27.2 mpg UK

Subaru WRX STI 2.5 (Stage 3) 450 hp 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 STI2.5 (Stage 3)450 hp
10.4 L/100 km
22.6 mpg US
27.2 mpg UK
4.0 s
SubaruWRX STI2.5 (Stage 2)390 hp
10.4 L/100 km
22.6 mpg US
27.2 mpg UK
4.4 s
SubaruWRX STI2.5 (Stage 1)354 hp
10.4 L/100 km
22.6 mpg US
27.2 mpg UK
4.7 s
SubaruWRX STI2.5300 hp
10.4 L/100 km
22.6 mpg US
27.2 mpg UK
5.2 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 STI2.5 (Stage 3)450 hp
300 hp/t
224 kW/t
3.3 kg/hp
10.4 L/100 km
22.6 mpg US
27.2 mpg UK
SubaruWRX STI2.5 (Stage 2)390 hp
260 hp/t
194 kW/t
3.8 kg/hp
10.4 L/100 km
22.6 mpg US
27.2 mpg UK
SubaruWRX STI2.5 (Stage 1)354 hp
236 hp/t
176 kW/t
4.2 kg/hp
10.4 L/100 km
22.6 mpg US
27.2 mpg UK
SubaruWRX STI2.5300 hp
200 hp/t
149 kW/t
5.0 kg/hp
10.4 L/100 km
22.6 mpg US
27.2 mpg UK

Detailed score breakdown

Detailed score breakdown
VehicleSubaruWRX STI2.5 (Stage 3)450 hpSubaruWRX STI2.5 (Stage 2)390 hpSubaruWRX STI2.5 (Stage 1)354 hpSubaruWRX STI2.5300 hp
Power
450 hp
336 kW
390 hp
291 kW
354 hp
264 kW
300 hp
224 kW
Torque
631 Nm
465 lb-ft
549 Nm
405 lb-ft
497 Nm
366 lb-ft
407 Nm
300 lb-ft
Acceleration
4.0 s
4.4 s
4.7 s
5.2 s
Top speed
298 km/h
185 mph
286 km/h
178 mph
278 km/h
173 mph
255 km/h
158 mph
Lightness
1,500 kg
3,307 lb
1,500 kg
3,307 lb
1,500 kg
3,307 lb
1,500 kg
3,307 lb
Fuel consumption
10.4 L/100 km
22.6 mpg US
27.2 mpg UK
10.4 L/100 km
22.6 mpg US
27.2 mpg UK
10.4 L/100 km
22.6 mpg US
27.2 mpg UK
10.4 L/100 km
22.6 mpg US
27.2 mpg UK
Practicality
Doors/seats
4 doors
5 seats
Trunk
460 L
16.2 cu ft
Length
4,595 mm
180.9 in
Height
1,475 mm
58.1 in
Doors/seats
4 doors
5 seats
Trunk
460 L
16.2 cu ft
Length
4,595 mm
180.9 in
Height
1,475 mm
58.1 in
Doors/seats
4 doors
5 seats
Trunk
460 L
16.2 cu ft
Length
4,595 mm
180.9 in
Height
1,475 mm
58.1 in
Doors/seats
4 doors
5 seats
Trunk
460 L
16.2 cu ft
Length
4,595 mm
180.9 in
Height
1,475 mm
58.1 in
Range score
577 km
358 mi
577 km
358 mi
577 km
358 mi
577 km
358 mi
CO2 score
242 g/km
242 g/km
242 g/km
242 g/km
Trunk score
460 L
16.2 cu ft
460 L
16.2 cu ft
460 L
16.2 cu ft
460 L
16.2 cu ft
Power-to-weight score
300 hp/t
224 kW/t
3.3 kg/hp
260 hp/t
194 kW/t
3.8 kg/hp
236 hp/t
176 kW/t
4.2 kg/hp
200 hp/t
149 kW/t
5.0 kg/hp
Overall
Fixed score
Fixed score
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 2.5 (Stage 3) 450 hpSubaru WRX STI 2.5 (Stage 2) 390 hpSubaru WRX STI 2.5 (Stage 1) 354 hpSubaru WRX STI 2.5 300 hp
Consumption10.4 L/100 km22.6 mpg US27.2 mpg UK10.4 L/100 km22.6 mpg US27.2 mpg UK10.4 L/100 km22.6 mpg US27.2 mpg UK10.4 L/100 km22.6 mpg US27.2 mpg UK
Cost / 100 km18.20 LC100 km18.20 LC100 km18.20 LC100 km18.20 LC100 km
Cost / 100 mi29.29 LC100 mi29.29 LC100 mi29.29 LC100 mi29.29 LC100 mi
Annual fuel used1,560 L412 US gal343 UK gal1,560 L412 US gal343 UK gal1,560 L412 US gal343 UK gal1,560 L412 US gal343 UK gal
Annual fuel cost2,730 LC/year2,730 LC/year2,730 LC/year2,730 LC/year

Head-to-head comparisons

Subaru WRX STI 2.5 (Stage 3) 450 hp

  • Has 60 hp more
  • Has 81 Nm more
  • Is 0.4 s quicker from 0-100 km/h
  • Has 12 km/h (7 mph) higher top speed
  • Has 40 hp/t better power-to-weight

Pros

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

Cons

  • Highest CO2 emissions

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Engine or modification
Subaru WRX STI 2.5
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Subaru WRX STI 2.5 · Stage 3 vs Subaru WRX STI 2.5 · Stage 2 vs Subaru WRX STI 2.5 · Stage 1 vs Subaru WRX STI 2.5 - car comparison - FastVsFaster