Car comparison

Opel Insignia Hatchback (A) OPC 2.8 V6 TurbovsSubaru WRX STI Hatchback 2.5

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

New comparison

Opel Insignia Hatchback (A)

OPC 2.8 V6 Turbo

325 hp2792 ccGasolineAWDAutomaticTurbochargedHatchback2009-2013
VS

Subaru WRX STI Hatchback

2.5

300 hp2457 ccGasolineAWDAutomaticTurbochargedHatchback2007-2011

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
    6.0 s
  • 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
  • Largest trunk
    1,130 L
  • Best overall score
    70/100
  • Best practicality score
    86/100

Opel Insignia Hatchback (A) OPC 2.8 V6 Turbo

  • Fastest top speed
    260 km/h
    162 mph Unrestricted
    250 km/h
    155 mph Restricted
  • Most powerful
    325 hp
    242 kW
  • Highest torque
    435 Nm
    321 lb-ft
  • Lowest highway consumption
    7.5 L/100 km
    31.4 mpg US
    37.7 mpg UK
  • Best estimated range
    654 km
    407 mi
  • Best performance score
    62/100
  • Best economy score
    78/100

Specification comparison

Specification comparison
ModelOpelInsignia Hatchback (A)OPC 2.8 V6 TurboSubaruWRX STI Hatchback2.5
Power
325hp242kW
300hp224kW
Torque
435Nm321lb-ft
350Nm258lb-ft
Curb weight
1,810kg3,990lb
1,525kg3,362lb
Gross weight
2,315kg5,104lb
-
Top speed
Unrestricted
260 km/h162 mph
Restricted
250 km/h155 mph
Calculated
245 km/h
152 mph
To 99% top speed
92.8s99% target: 257 km/h / 160 mph
Calculated
68.2s99% target: 243 km/h / 151 mph
Calculated
0-100 km/h
6.9s
6.0s
0-200 km/h
24.8s
Calculated
22.3s
Calculated
0-60 mph
6.6s
Calculated
5.7s
Calculated
Fuel consumption
10.7L/100 km22mpg US26.4mpg UK
10.6L/100 km22.2mpg US26.6mpg UK
Fuel consumption city
16.1L/100 km14.6mpg US17.5mpg UK
14.8L/100 km15.9mpg US19.1mpg UK
Fuel consumption highway
7.5L/100 km31.4mpg US37.7mpg UK
8.1L/100 km29mpg US34.9mpg UK
Quarter mile
14.8s
Calculated
14.1s
Calculated
Power-to-weight
180hp/t134kW/t81hp/1000 lb
Calculated
197hp/t147kW/t89hp/1000 lb
Calculated
Torque-to-weight
240Nm/t161lb-ft/ton
Calculated
230Nm/t154lb-ft/ton
Calculated
Estimated range
654km407mi
Calculated
566km352mi
Calculated
Displacement
2,792cc170cu in
2,457cc150cu in
Length
4,830mm190in
4,415mm174in
Width
1,858mm73in
1,795mm71in
Height
1,498mm59in
1,470mm58in
Wheelbase
2,737mm108in
2,625mm103in
Front track
1,585mm62in
1,530mm60in
Rear track
1,587mm62in
1,540mm61in
Trunk volume
520L
1,130L
Max trunk volume
1,465L
-
Doors
5
5
Seats
5
5
Fuel tank
70L
60L
CO2 emissions
251g/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.

Opel Insignia Hatchback (A) OPC 2.8 V6 TurboSubaru WRX STI Hatchback 2.5PowerTorque
  • Opel Insignia Hatchback (A) OPC 2.8 V6 Turbo: Power / Torque
  • Subaru WRX STI Hatchback 2.5: Power / Torque
Dyno simulation data table
VehiclePeak power RPMPeak torque RPMMax engine speed
OpelInsignia Hatchback (A)OPC 2.8 V6 Turbo5,250 rpm5,250 rpm5,500 rpm
SubaruWRX STI Hatchback2.56,200 rpm3,000-6,000 rpm6,450 rpm

Acceleration curve

Estimated speed over time for selected vehicles.

Acceleration and drag-race table
MetricOpelInsignia Hatchback (A)OPC 2.8 V6 TurboSubaruWRX STI Hatchback2.5
Acceleration checkpoints
0-60 mph
0-97 km/h
6.6 s
5.7 s
0-100 km/h
0-62 mph
6.9 s
6.0 s
0-200 km/h
0-124 mph
24.8 s
22.3 s
Top speed
Unrestricted
260 km/h162 mph
Restricted
250 km/h155 mph
Likely limited
245 km/h
152 mph
Drag race simulation
60 ft
18 m
2.5 s
2.4 s
330 ft
101 m
6.5 s
6.2 s
1/8 mile
201 m
9.8 s
9.3 s
1000 ft
305 m
12.5 s
11.9 s
1/4 mile
402 m
14.8 s
14.1 s
Trap speed
1/4 mile
402 m
159 km/h
99 mph
165 km/h
103 mph

Power comparison

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

Chart data table
VehicleValue
OpelInsignia Hatchback (A)OPC 2.8 V6 Turbo
325 hp
242 kW
SubaruWRX STI Hatchback2.5
300 hp
224 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
OpelInsignia Hatchback (A)OPC 2.8 V6 Turbo
435 Nm
321 lb-ft
SubaruWRX STI Hatchback2.5
350 Nm
258 lb-ft

Curb weight comparison

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

Chart data table
VehicleValue
OpelInsignia Hatchback (A)OPC 2.8 V6 Turbo
1,810 kg
3,990 lb
SubaruWRX STI Hatchback2.5
1,525 kg
3,362 lb

Top speed without limiter comparison

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

Chart data table
VehicleValue
OpelInsignia Hatchback (A)OPC 2.8 V6 Turbo
Unrestricted
260 km/h162 mph
Restricted
250 km/h155 mph
SubaruWRX STI Hatchback2.5
245 km/h
152 mph

0-100 km/h comparison

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

Chart data table
VehicleValue
OpelInsignia Hatchback (A)OPC 2.8 V6 Turbo6.9 s
SubaruWRX STI Hatchback2.56.0 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: 0.9 s.

Fuel consumption comparison

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

Chart data table
VehicleValue
OpelInsignia Hatchback (A)OPC 2.8 V6 Turbo
10.7 L/100 km
22.0 mpg US
26.4 mpg UK
SubaruWRX STI Hatchback2.5
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
OpelInsignia Hatchback (A)OPC 2.8 V6 Turbo
180 hp/t
134 kW/t
5.6 kg/hp
SubaruWRX STI Hatchback2.5
197 hp/t
147 kW/t
5.1 kg/hp

Estimated range comparison

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

Chart data table
VehicleValue
OpelInsignia Hatchback (A)OPC 2.8 V6 Turbo
654 km
407 mi
SubaruWRX STI Hatchback2.5
566 km
352 mi

Performance spider chart

Radar chart comparing normalized performance and fuel-consumption scores.

Chart data table
VehiclePowerAccelerationTop speed
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
SubaruWRX STI Hatchback2.5
300 hp
224 kW
6.0 s
245 km/h
152 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
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
SubaruWRX STI Hatchback2.5
Power
300 hp
224 kW
0-100 km/h6.0 s
Top speed
245 km/h
152 mph
Doors/seats
5 doors
5 seats
Trunk
1,130 L
39.9 cu ft
Length
4,415 mm
173.8 in
Height
1,470 mm
57.9 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
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
10.7 L/100 km
22.0 mpg US
26.4 mpg UK
SubaruWRX STI Hatchback2.5
Power
300 hp
224 kW
0-100 km/h6.0 s
Top speed
245 km/h
152 mph
10.6 L/100 km
22.2 mpg US
26.6 mpg UK

Opel Insignia Hatchback (A) OPC 2.8 V6 Turbo 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
OpelInsignia Hatchback (A)OPC 2.8 V6 Turbo
10.7 L/100 km
22.0 mpg US
26.4 mpg UK
6.9 s
SubaruWRX STI Hatchback2.5
10.6 L/100 km
22.2 mpg US
26.6 mpg UK
6.0 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
OpelInsignia Hatchback (A)OPC 2.8 V6 Turbo
180 hp/t
134 kW/t
5.6 kg/hp
10.7 L/100 km
22.0 mpg US
26.4 mpg UK
SubaruWRX STI Hatchback2.5
197 hp/t
147 kW/t
5.1 kg/hp
10.6 L/100 km
22.2 mpg US
26.6 mpg UK

Detailed score breakdown

Detailed score breakdown
VehicleOpelInsignia Hatchback (A)OPC 2.8 V6 TurboSubaruWRX STI Hatchback2.5
Power
325 hp
242 kW
300 hp
224 kW
Torque
435 Nm
321 lb-ft
350 Nm
258 lb-ft
Acceleration
6.9 s
6.0 s
Top speed
Unrestricted
260 km/h162 mph
Restricted
250 km/h155 mph
245 km/h
152 mph
Lightness
1,810 kg
3,990 lb
1,525 kg
3,362 lb
Fuel consumption
10.7 L/100 km
22.0 mpg US
26.4 mpg UK
10.6 L/100 km
22.2 mpg US
26.6 mpg UK
Practicality
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
Doors/seats
5 doors
5 seats
Trunk
1,130 L
39.9 cu ft
Length
4,415 mm
173.8 in
Height
1,470 mm
57.9 in
Range score
654 km
407 mi
566 km
352 mi
CO2 score
251 g/km
-
Trunk score
520 L
18.4 cu ft
1,130 L
39.9 cu ft
Power-to-weight score
180 hp/t
134 kW/t
5.6 kg/hp
197 hp/t
147 kW/t
5.1 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
VehicleOpel Insignia Hatchback (A) OPC 2.8 V6 TurboSubaru WRX STI Hatchback 2.5
Consumption10.7 L/100 km22 mpg US26.4 mpg UK10.6 L/100 km22.2 mpg US26.6 mpg UK
Cost / 100 km18.72 LC100 km18.55 LC100 km
Cost / 100 mi30.13 LC100 mi29.85 LC100 mi
Annual fuel used1,605 L424 US gal353 UK gal1,590 L420 US gal350 UK gal
Annual fuel cost2,809 LC/year2,783 LC/year

Head-to-head comparisons

Opel Insignia Hatchback (A) OPC 2.8 V6 Turbo

  • Has 25 hp more
  • Has 85 Nm more
  • Has 15 km/h (9 mph) higher top speed
  • Has 88 km (55 mi) more estimated range

Pros

  • Highest top speed
  • Most powerful
  • Highest torque
  • Best estimated range

Cons

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

Subaru WRX STI Hatchback 2.5

  • Is 285 kg lighter
  • Is 0.9 s quicker from 0-100 km/h
  • Uses 0.1 L/100 km less fuel
  • Has 17 hp/t better power-to-weight
  • Has 610 L more trunk volume

Pros

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

Cons

  • Lowest power
  • Lowest top speed

Choose cars to compare

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

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