Car comparison

Opel Astra H GTC 2.0i 16V Turbo OPCvsRenault Megane II (PHASE II) RS 2.0 16V

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

New comparison

Opel Astra H GTC

2.0i 16V Turbo OPC

240 hp1998 ccGasolineFWDManualTurbochargedHatchback2005-2006
VS

Renault Megane II (PHASE II)

RS 2.0 16V

224 hp1998 ccGasolineFWDManualTurbochargedHatchback2006-2008

Comparison overview

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

Best choices

Opel Astra H GTC 2.0i 16V Turbo OPC

  • Quickest 0-100 km/h
    6.4 s
  • Fastest top speed
    244 km/h
    152 mph
  • Most powerful
    240 hp
    179 kW
  • Highest torque
    320 Nm
    236 lb-ft
  • Lightest
    1,293 kg
    2,851 lb
  • Best power-to-weight
    186 hp/t
    138 kW/t
    5.4 kg/hp
  • Largest trunk
    380 L
  • Best overall score
    61/100
  • Best performance score
    58/100

Renault Megane II (PHASE II) RS 2.0 16V

  • Lowest combined fuel consumption
    8.4 L/100 km
    28.0 mpg US
    33.6 mpg UK
  • Lowest city consumption
    11.4 L/100 km
    20.6 mpg US
    24.8 mpg UK
  • Lowest highway consumption
    6.6 L/100 km
    35.6 mpg US
    42.8 mpg UK
  • Lowest CO2 emissions
    199 g/km
  • Best estimated range
    714 km
    444 mi
  • Best economy score
    84/100
  • Best practicality score
    72/100

Specification comparison

Specification comparison
ModelOpelAstra H GTC2.0i 16V Turbo OPCRenaultMegane II (PHASE II)RS 2.0 16V
Power
240hp179kW
224hp167kW
Torque
320Nm236lb-ft
300Nm221lb-ft
Curb weight
1,293kg2,851lb
1,375kg3,031lb
Gross weight
1,860kg4,101lb
1,820kg4,012lb
Top speed
244 km/h
152 mph
236 km/h
147 mph
To 99% top speed
71.0s99% target: 242 km/h / 150 mph
Calculated
72.5s99% target: 234 km/h / 145 mph
Calculated
0-100 km/h
6.4s
6.5s
0-200 km/h
23.7s
Calculated
26.2s
Calculated
0-60 mph
6.1s
Calculated
6.2s
Calculated
Fuel consumption
9.2L/100 km25.6mpg US30.7mpg UK
8.4L/100 km28mpg US33.6mpg UK
Fuel consumption city
13L/100 km18.1mpg US21.7mpg UK
11.4L/100 km20.6mpg US24.8mpg UK
Fuel consumption highway
7L/100 km33.6mpg US40.4mpg UK
6.6L/100 km35.6mpg US42.8mpg UK
Quarter mile
14.4s
Calculated
14.6s
Calculated
Power-to-weight
186hp/t138kW/t84hp/1000 lb
Calculated
163hp/t121kW/t74hp/1000 lb
Calculated
Torque-to-weight
247Nm/t166lb-ft/ton
Calculated
218Nm/t146lb-ft/ton
Calculated
Estimated range
565km351mi
Calculated
714km444mi
Calculated
Displacement
1,998cc122cu in
1,998cc122cu in
Length
4,290mm169in
4,228mm166in
Width
1,753mm69in
1,777mm70in
Height
1,415mm56in
1,436mm57in
Wheelbase
2,614mm103in
2,617mm103in
Front track
1,488mm59in
1,517mm60in
Rear track
1,488mm59in
1,521mm60in
Ground clearance
119mm5in
-
Trunk volume
380L
330L
Max trunk volume-
1,190L
Doors
3
5
Seats
5
5
Fuel tank
52L
60L
CO2 emissions
221g/km
199g/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 Astra H GTC 2.0i 16V Turbo OPCRenault Megane II (PHASE II) RS 2.0 16VPowerTorque
  • Opel Astra H GTC 2.0i 16V Turbo OPC: Power / Torque
  • Renault Megane II (PHASE II) RS 2.0 16V: Power / Torque
Dyno simulation data table
VehiclePeak power RPMPeak torque RPMMax engine speed
OpelAstra H GTC2.0i 16V Turbo OPC5,600 rpm2,400 rpm5,850 rpm
RenaultMegane II (PHASE II)RS 2.0 16V5,500 rpm3,000 rpm5,750 rpm

Acceleration curve

Estimated speed over time for selected vehicles.

Acceleration and drag-race table
MetricOpelAstra H GTC2.0i 16V Turbo OPCRenaultMegane II (PHASE II)RS 2.0 16V
Acceleration checkpoints
0-60 mph
0-97 km/h
6.1 s
6.2 s
0-100 km/h
0-62 mph
6.4 s
6.5 s
0-200 km/h
0-124 mph
23.7 s
26.2 s
Top speed
244 km/h
152 mph
236 km/h
147 mph
Drag race simulation
60 ft
18 m
2.5 s
2.4 s
330 ft
101 m
6.4 s
6.4 s
1/8 mile
201 m
9.5 s
9.5 s
1000 ft
305 m
12.2 s
12.3 s
1/4 mile
402 m
14.4 s
14.6 s
Trap speed
1/4 mile
402 m
163 km/h
101 mph
159 km/h
99 mph

Power comparison

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

Chart data table
VehicleValue
OpelAstra H GTC2.0i 16V Turbo OPC
240 hp
179 kW
RenaultMegane II (PHASE II)RS 2.0 16V
224 hp
167 kW

Opel Astra H GTC 2.0i 16V Turbo OPC has 16 hp more than Renault Megane II (PHASE II) RS 2.0 16V.

The biggest power difference is between Renault Megane II (PHASE II) RS 2.0 16V and Opel Astra H GTC 2.0i 16V Turbo OPC: 16 hp (12 kW).

Torque comparison

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

Chart data table
VehicleValue
OpelAstra H GTC2.0i 16V Turbo OPC
320 Nm
236 lb-ft
RenaultMegane II (PHASE II)RS 2.0 16V
300 Nm
221 lb-ft

Curb weight comparison

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

Chart data table
VehicleValue
OpelAstra H GTC2.0i 16V Turbo OPC
1,293 kg
2,851 lb
RenaultMegane II (PHASE II)RS 2.0 16V
1,375 kg
3,031 lb

Top speed without limiter comparison

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

Chart data table
VehicleValue
OpelAstra H GTC2.0i 16V Turbo OPC
244 km/h
152 mph
RenaultMegane II (PHASE II)RS 2.0 16V
236 km/h
147 mph

0-100 km/h comparison

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

Chart data table
VehicleValue
OpelAstra H GTC2.0i 16V Turbo OPC6.4 s
RenaultMegane II (PHASE II)RS 2.0 16V6.5 s

The biggest 0-100 km/h difference is between Opel Astra H GTC 2.0i 16V Turbo OPC and Renault Megane II (PHASE II) RS 2.0 16V: 0.1 s.

Fuel consumption comparison

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

Chart data table
VehicleValue
OpelAstra H GTC2.0i 16V Turbo OPC
9.2 L/100 km
25.6 mpg US
30.7 mpg UK
RenaultMegane II (PHASE II)RS 2.0 16V
8.4 L/100 km
28.0 mpg US
33.6 mpg UK

The biggest fuel consumption difference is between Renault Megane II (PHASE II) RS 2.0 16V and Opel Astra H GTC 2.0i 16V Turbo OPC: 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
OpelAstra H GTC2.0i 16V Turbo OPC
186 hp/t
138 kW/t
5.4 kg/hp
RenaultMegane II (PHASE II)RS 2.0 16V
163 hp/t
121 kW/t
6.1 kg/hp

Estimated range comparison

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

Chart data table
VehicleValue
OpelAstra H GTC2.0i 16V Turbo OPC
565 km
351 mi
RenaultMegane II (PHASE II)RS 2.0 16V
714 km
444 mi

Performance spider chart

Radar chart comparing normalized performance and fuel-consumption scores.

Chart data table
VehiclePowerAccelerationTop speed
OpelAstra H GTC2.0i 16V Turbo OPC
240 hp
179 kW
6.4 s
244 km/h
152 mph
RenaultMegane II (PHASE II)RS 2.0 16V
224 hp
167 kW
6.5 s
236 km/h
147 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
OpelAstra H GTC2.0i 16V Turbo OPC
Power
240 hp
179 kW
0-100 km/h6.4 s
Top speed
244 km/h
152 mph
Doors/seats
3 doors
5 seats
Trunk
380 L
13.4 cu ft
Length
4,290 mm
168.9 in
Height
1,415 mm
55.7 in
RenaultMegane II (PHASE II)RS 2.0 16V
Power
224 hp
167 kW
0-100 km/h6.5 s
Top speed
236 km/h
147 mph
Doors/seats
5 doors
5 seats
Trunk
330 L
11.7 cu ft
Length
4,228 mm
166.5 in
Height
1,436 mm
56.5 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
OpelAstra H GTC2.0i 16V Turbo OPC
Power
240 hp
179 kW
0-100 km/h6.4 s
Top speed
244 km/h
152 mph
9.2 L/100 km
25.6 mpg US
30.7 mpg UK
RenaultMegane II (PHASE II)RS 2.0 16V
Power
224 hp
167 kW
0-100 km/h6.5 s
Top speed
236 km/h
147 mph
8.4 L/100 km
28.0 mpg US
33.6 mpg UK

Opel Astra H GTC 2.0i 16V Turbo OPC 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
OpelAstra H GTC2.0i 16V Turbo OPC
9.2 L/100 km
25.6 mpg US
30.7 mpg UK
6.4 s
RenaultMegane II (PHASE II)RS 2.0 16V
8.4 L/100 km
28.0 mpg US
33.6 mpg UK
6.5 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
OpelAstra H GTC2.0i 16V Turbo OPC
186 hp/t
138 kW/t
5.4 kg/hp
9.2 L/100 km
25.6 mpg US
30.7 mpg UK
RenaultMegane II (PHASE II)RS 2.0 16V
163 hp/t
121 kW/t
6.1 kg/hp
8.4 L/100 km
28.0 mpg US
33.6 mpg UK

Detailed score breakdown

Detailed score breakdown
VehicleOpelAstra H GTC2.0i 16V Turbo OPCRenaultMegane II (PHASE II)RS 2.0 16V
Power
240 hp
179 kW
224 hp
167 kW
Torque
320 Nm
236 lb-ft
300 Nm
221 lb-ft
Acceleration
6.4 s
6.5 s
Top speed
244 km/h
152 mph
236 km/h
147 mph
Lightness
1,293 kg
2,851 lb
1,375 kg
3,031 lb
Fuel consumption
9.2 L/100 km
25.6 mpg US
30.7 mpg UK
8.4 L/100 km
28.0 mpg US
33.6 mpg UK
Practicality
Doors/seats
3 doors
5 seats
Trunk
380 L
13.4 cu ft
Length
4,290 mm
168.9 in
Height
1,415 mm
55.7 in
Doors/seats
5 doors
5 seats
Trunk
330 L
11.7 cu ft
Length
4,228 mm
166.5 in
Height
1,436 mm
56.5 in
Range score
565 km
351 mi
714 km
444 mi
CO2 score
221 g/km
199 g/km
Trunk score
380 L
13.4 cu ft
330 L
11.7 cu ft
Power-to-weight score
186 hp/t
138 kW/t
5.4 kg/hp
163 hp/t
121 kW/t
6.1 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 Astra H GTC 2.0i 16V Turbo OPCRenault Megane II (PHASE II) RS 2.0 16V
Consumption9.2 L/100 km25.6 mpg US30.7 mpg UK8.4 L/100 km28 mpg US33.6 mpg UK
Cost / 100 km16.10 LC100 km14.70 LC100 km
Cost / 100 mi25.91 LC100 mi23.66 LC100 mi
Annual fuel used1,380 L365 US gal304 UK gal1,260 L333 US gal277 UK gal
Annual fuel cost2,415 LC/year2,205 LC/year

Head-to-head comparisons

Opel Astra H GTC 2.0i 16V Turbo OPC

  • Has 16 hp more
  • Has 20 Nm more
  • Is 82 kg lighter
  • Is 0.1 s quicker from 0-100 km/h
  • Has 8 km/h (5 mph) higher top speed
  • Has 23 hp/t better power-to-weight
  • Has 50 L more trunk volume

Pros

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

Cons

  • Highest combined fuel consumption
  • Highest CO2 emissions

Renault Megane II (PHASE II) RS 2.0 16V

  • Uses 0.8 L/100 km less fuel
  • Has 149 km (93 mi) more estimated range
  • Emits 22 g/km less CO2

Pros

  • Lowest combined fuel consumption
  • Best estimated range

Cons

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

Choose cars to compare

Brand
Model
Generation
Engine or modification
Opel Astra H GTC 2.0i 16V Turbo OPC
Renault Megane II (PHASE II) RS 2.0 16V
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2 vehicles selected

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