Car comparison

Subaru WRX STI Hatchback 2.5vsOpel Insignia Hatchback (A) OPC 2.8 V6 Turbo

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

New comparison

Subaru WRX STI Hatchback

2.5

300 hp2457 ccGasolineAWDManualTurbochargedHatchback2007-2011
VS

Opel Insignia Hatchback (A)

OPC 2.8 V6 Turbo

325 hp2792 ccGasolineAWDManualTurbochargedHatchback2009-2013

Comparison overview

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

Best choices

Subaru WRX STI Hatchback 2.5

  • Quickest 0-100 km/h
    5.2 s
  • Fastest top speed
    260 km/h
    162 mph Unrestricted
    250 km/h
    155 mph Restricted
  • Lightest
    1,505 kg
    3,318 lb
  • Best power-to-weight
    199 hp/t
    149 kW/t
    5.0 kg/hp
  • Lowest combined fuel consumption
    10.3 L/100 km
    22.8 mpg US
    27.4 mpg UK
  • Lowest city consumption
    13.8 L/100 km
    17.0 mpg US
    20.5 mpg UK
  • Best overall score
    72/100
  • Best performance score
    67/100
  • Best economy score
    79/100
  • Best practicality score
    82/100

Specification comparison

Specification comparison
ModelSubaruWRX STI Hatchback2.5OpelInsignia Hatchback (A)OPC 2.8 V6 Turbo
Power
300hp224kW
325hp242kW
Torque
407Nm300lb-ft
435Nm321lb-ft
Curb weight
1,505kg3,318lb
1,810kg3,990lb
Gross weight-
2,315kg5,104lb
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
64.1s99% target: 257 km/h / 160 mph
Calculated
92.8s99% target: 257 km/h / 160 mph
Calculated
0-100 km/h
5.2s
6.9s
0-200 km/h
17.9s
Calculated
24.8s
Calculated
0-60 mph
5.0s
Calculated
6.6s
Calculated
Fuel consumption
10.3L/100 km22.8mpg US27.4mpg UK
10.6L/100 km22.2mpg US26.6mpg UK
Fuel consumption city
13.8L/100 km17mpg US20.5mpg UK
15.8L/100 km14.9mpg US17.9mpg UK
Fuel consumption highway
8.2L/100 km28.7mpg US34.4mpg UK
7.6L/100 km30.9mpg US37.2mpg UK
Quarter mile
13.3s
Calculated
14.8s
Calculated
Power-to-weight
199hp/t149kW/t90hp/1000 lb
Calculated
180hp/t134kW/t81hp/1000 lb
Calculated
Torque-to-weight
270Nm/t181lb-ft/ton
Calculated
240Nm/t161lb-ft/ton
Calculated
Estimated range
583km362mi
Calculated
660km410mi
Calculated
Displacement
2,457cc150cu in
2,792cc170cu in
Length
4,415mm174in
4,830mm190in
Width
1,795mm71in
1,858mm73in
Height
1,475mm58in
1,498mm59in
Wheelbase
2,625mm103in
2,737mm108in
Front track
1,530mm60in
1,585mm62in
Rear track
1,540mm61in
1,587mm62in
Trunk volume-
520L
Max trunk volume-
1,465L
Doors
5
5
Seats
5
5
Fuel tank
60L
70L
CO2 emissions-
249g/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 Hatchback 2.5Opel Insignia Hatchback (A) OPC 2.8 V6 TurboPowerTorque
  • Subaru WRX STI Hatchback 2.5: Power / Torque
  • Opel Insignia Hatchback (A) OPC 2.8 V6 Turbo: Power / Torque
Dyno simulation data table
VehiclePeak power RPMPeak torque RPMMax engine speed
SubaruWRX STI Hatchback2.56,000 rpm4,000 rpm6,250 rpm
OpelInsignia Hatchback (A)OPC 2.8 V6 Turbo5,250 rpm5,250 rpm5,500 rpm

Acceleration curve

Estimated speed over time for selected vehicles.

Acceleration and drag-race table
MetricSubaruWRX STI Hatchback2.5OpelInsignia Hatchback (A)OPC 2.8 V6 Turbo
Acceleration checkpoints
0-60 mph
0-97 km/h
5.0 s
6.6 s
0-100 km/h
0-62 mph
5.2 s
6.9 s
0-200 km/h
0-124 mph
17.9 s
24.8 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
Likely limited
Drag race simulation
60 ft
18 m
2.3 s
2.5 s
330 ft
101 m
5.8 s
6.5 s
1/8 mile
201 m
8.7 s
9.8 s
1000 ft
305 m
11.2 s
12.5 s
1/4 mile
402 m
13.3 s
14.8 s
Trap speed
1/4 mile
402 m
176 km/h
109 mph
159 km/h
99 mph

Power comparison

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

Chart data table
VehicleValue
SubaruWRX STI Hatchback2.5
300 hp
224 kW
OpelInsignia Hatchback (A)OPC 2.8 V6 Turbo
325 hp
242 kW

Opel Insignia Hatchback (A) OPC 2.8 V6 Turbo has 25 hp more than Subaru WRX STI Hatchback 2.5.

The biggest power difference is between Subaru WRX STI Hatchback 2.5 and Opel Insignia Hatchback (A) OPC 2.8 V6 Turbo: 25 hp (19 kW).

Torque comparison

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

Chart data table
VehicleValue
SubaruWRX STI Hatchback2.5
407 Nm
300 lb-ft
OpelInsignia Hatchback (A)OPC 2.8 V6 Turbo
435 Nm
321 lb-ft

Curb weight comparison

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

Chart data table
VehicleValue
SubaruWRX STI Hatchback2.5
1,505 kg
3,318 lb
OpelInsignia Hatchback (A)OPC 2.8 V6 Turbo
1,810 kg
3,990 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 Hatchback2.5
Unrestricted
260 km/h162 mph
Restricted
250 km/h155 mph
OpelInsignia Hatchback (A)OPC 2.8 V6 Turbo
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 Hatchback2.55.2 s
OpelInsignia Hatchback (A)OPC 2.8 V6 Turbo6.9 s

Although Opel Insignia Hatchback (A) OPC 2.8 V6 Turbo has more power, Subaru WRX STI Hatchback 2.5 is quicker from 0-100 km/h.

The biggest 0-100 km/h difference is between Subaru WRX STI Hatchback 2.5 and Opel Insignia Hatchback (A) OPC 2.8 V6 Turbo: 1.7 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 Hatchback2.5
10.3 L/100 km
22.8 mpg US
27.4 mpg UK
OpelInsignia Hatchback (A)OPC 2.8 V6 Turbo
10.6 L/100 km
22.2 mpg US
26.6 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 STI Hatchback2.5
199 hp/t
149 kW/t
5.0 kg/hp
OpelInsignia Hatchback (A)OPC 2.8 V6 Turbo
180 hp/t
134 kW/t
5.6 kg/hp

Estimated range comparison

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

Chart data table
VehicleValue
SubaruWRX STI Hatchback2.5
583 km
362 mi
OpelInsignia Hatchback (A)OPC 2.8 V6 Turbo
660 km
410 mi

Performance spider chart

Radar chart comparing normalized performance and fuel-consumption scores.

Chart data table
VehiclePowerAccelerationTop speed
SubaruWRX STI Hatchback2.5
300 hp
224 kW
5.2 s
Unrestricted
260 km/h162 mph
Restricted
250 km/h155 mph
OpelInsignia Hatchback (A)OPC 2.8 V6 Turbo
325 hp
242 kW
6.9 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 Hatchback2.5
Power
300 hp
224 kW
0-100 km/h5.2 s
Top speed
Unrestricted
260 km/h162 mph
Restricted
250 km/h155 mph
Doors/seats
5 doors
5 seats
Trunk-
Length
4,415 mm
173.8 in
Height
1,475 mm
58.1 in
OpelInsignia Hatchback (A)OPC 2.8 V6 Turbo
Power
325 hp
242 kW
0-100 km/h6.9 s
Top speed
Unrestricted
260 km/h162 mph
Restricted
250 km/h155 mph
Doors/seats
5 doors
5 seats
Trunk
520 L
18.4 cu ft
Length
4,830 mm
190.2 in
Height
1,498 mm
59.0 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
SubaruWRX STI Hatchback2.5
Power
300 hp
224 kW
0-100 km/h5.2 s
Top speed
Unrestricted
260 km/h162 mph
Restricted
250 km/h155 mph
10.3 L/100 km
22.8 mpg US
27.4 mpg UK
OpelInsignia Hatchback (A)OPC 2.8 V6 Turbo
Power
325 hp
242 kW
0-100 km/h6.9 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

Subaru WRX STI Hatchback 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 Hatchback2.5
10.3 L/100 km
22.8 mpg US
27.4 mpg UK
5.2 s
OpelInsignia Hatchback (A)OPC 2.8 V6 Turbo
10.6 L/100 km
22.2 mpg US
26.6 mpg UK
6.9 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
VehiclePower-to-weight, hp/tFuel consumption, L/100 km
SubaruWRX STI Hatchback2.5
199 hp/t
149 kW/t
5.0 kg/hp
10.3 L/100 km
22.8 mpg US
27.4 mpg UK
OpelInsignia Hatchback (A)OPC 2.8 V6 Turbo
180 hp/t
134 kW/t
5.6 kg/hp
10.6 L/100 km
22.2 mpg US
26.6 mpg UK

Detailed score breakdown

Detailed score breakdown
VehicleSubaruWRX STI Hatchback2.5OpelInsignia Hatchback (A)OPC 2.8 V6 Turbo
Power
300 hp
224 kW
325 hp
242 kW
Torque
407 Nm
300 lb-ft
435 Nm
321 lb-ft
Acceleration
5.2 s
6.9 s
Top speed
Unrestricted
260 km/h162 mph
Restricted
250 km/h155 mph
Unrestricted
260 km/h162 mph
Restricted
250 km/h155 mph
Lightness
1,505 kg
3,318 lb
1,810 kg
3,990 lb
Fuel consumption
10.3 L/100 km
22.8 mpg US
27.4 mpg UK
10.6 L/100 km
22.2 mpg US
26.6 mpg UK
Practicality
Doors/seats
5 doors
5 seats
Trunk-
Length
4,415 mm
173.8 in
Height
1,475 mm
58.1 in
Doors/seats
5 doors
5 seats
Trunk
520 L
18.4 cu ft
Length
4,830 mm
190.2 in
Height
1,498 mm
59.0 in
Range score
583 km
362 mi
660 km
410 mi
CO2 score
-
249 g/km
Trunk score
-
520 L
18.4 cu ft
Power-to-weight score
199 hp/t
149 kW/t
5.0 kg/hp
180 hp/t
134 kW/t
5.6 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 Hatchback 2.5Opel Insignia Hatchback (A) OPC 2.8 V6 Turbo
Consumption10.3 L/100 km22.8 mpg US27.4 mpg UK10.6 L/100 km22.2 mpg US26.6 mpg UK
Cost / 100 km18.03 LC100 km18.55 LC100 km
Cost / 100 mi29.01 LC100 mi29.85 LC100 mi
Annual fuel used1,545 L408 US gal340 UK gal1,590 L420 US gal350 UK gal
Annual fuel cost2,704 LC/year2,783 LC/year

Head-to-head comparisons

Subaru WRX STI Hatchback 2.5

  • Is 305 kg lighter
  • Is 1.7 s quicker from 0-100 km/h
  • Uses 0.3 L/100 km less fuel
  • Has 20 hp/t better power-to-weight

Pros

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

Cons

  • Lowest power

Opel Insignia Hatchback (A) OPC 2.8 V6 Turbo

  • Has 25 hp more
  • Has 28 Nm more
  • Has 78 km (48 mi) more estimated range

Pros

  • Most powerful
  • Highest torque
  • Best estimated range

Cons

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

Choose cars to compare

Brand
Model
Generation
Engine or modification
Subaru WRX STI Hatchback 2.5
Opel Insignia Hatchback (A) OPC 2.8 V6 Turbo
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2 vehicles selected

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