Car comparison

Opel Signum · Facelift 2005 2.8i V6 24V TurbovsRenault 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 Signum · Facelift 2005

2.8i V6 24V Turbo

230 hp2792 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

Renault Megane II (PHASE II) RS 2.0 16V

  • Quickest 0-100 km/h
    6.5 s
  • Lightest
    1,375 kg
    3,031 lb
  • Best power-to-weight
    163 hp/t
    121 kW/t
    6.1 kg/hp
  • 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
  • Best overall score
    61/100
  • Best performance score
    56/100
  • Best economy score
    84/100

Specification comparison

Specification comparison
ModelOpelSignumFacelift 20052.8i V6 24V TurboRenaultMegane II (PHASE II)RS 2.0 16V
Power
230hp172kW
224hp167kW
Torque
330Nm243lb-ft
300Nm221lb-ft
Curb weight
1,580kg3,483lb
1,375kg3,031lb
Gross weight
2,175kg4,795lb
1,820kg4,012lb
Top speed
243 km/h
151 mph
236 km/h
147 mph
To 99% top speed
94.6s99% target: 241 km/h / 149 mph
Calculated
72.5s99% target: 234 km/h / 145 mph
Calculated
0-100 km/h
7.6s
6.5s
0-200 km/h
30.2s
Calculated
26.2s
Calculated
0-60 mph
7.2s
Calculated
6.2s
Calculated
Fuel consumption-
8.4L/100 km28mpg US33.6mpg UK
Fuel consumption city
15.7L/100 km15mpg US18.0mpg UK
11.4L/100 km20.6mpg US24.8mpg UK
Fuel consumption highway
7.6L/100 km30.9mpg US37.2mpg UK
6.6L/100 km35.6mpg US42.8mpg UK
Quarter mile
15.5s
Calculated
14.6s
Calculated
Power-to-weight
146hp/t109kW/t66hp/1000 lb
Calculated
163hp/t121kW/t74hp/1000 lb
Calculated
Torque-to-weight
209Nm/t140lb-ft/ton
Calculated
218Nm/t146lb-ft/ton
Calculated
Estimated range-
714km444mi
Calculated
Displacement
2,792cc170cu in
1,998cc122cu in
Length
4,651mm183in
4,228mm166in
Width
1,798mm71in
1,777mm70in
Height
1,466mm58in
1,436mm57in
Wheelbase
2,830mm111in
2,617mm103in
Front track
1,536mm60in
1,517mm60in
Rear track
1,525mm60in
1,521mm60in
Trunk volume
365L
330L
Max trunk volume
1,410L
1,190L
Doors
5
5
Seats
5
5
Fuel tank
60L
60L
CO2 emissions-
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 Signum Facelift 2005 2.8i V6 24V TurboRenault Megane II (PHASE II) RS 2.0 16VPowerTorque
  • Opel Signum Facelift 2005 2.8i V6 24V Turbo: Power / Torque
  • Renault Megane II (PHASE II) RS 2.0 16V: Power / Torque
Dyno simulation data table
VehiclePeak power RPMPeak torque RPMMax engine speed
OpelSignumFacelift 20052.8i V6 24V Turbo5,500 rpm-5,750 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
MetricOpelSignumFacelift 20052.8i V6 24V TurboRenaultMegane II (PHASE II)RS 2.0 16V
Acceleration checkpoints
0-60 mph
0-97 km/h
7.2 s
6.2 s
0-100 km/h
0-62 mph
7.6 s
6.5 s
0-200 km/h
0-124 mph
30.2 s
26.2 s
Top speed
243 km/h
151 mph
236 km/h
147 mph
Drag race simulation
60 ft
18 m
2.6 s
2.4 s
330 ft
101 m
6.8 s
6.4 s
1/8 mile
201 m
10.1 s
9.5 s
1000 ft
305 m
13.0 s
12.3 s
1/4 mile
402 m
15.5 s
14.6 s
Trap speed
1/4 mile
402 m
151 km/h
94 mph
159 km/h
99 mph

Power comparison

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

Chart data table
VehicleValue
OpelSignumFacelift 20052.8i V6 24V Turbo
230 hp
172 kW
RenaultMegane II (PHASE II)RS 2.0 16V
224 hp
167 kW

Opel Signum Facelift 2005 2.8i V6 24V Turbo has 6 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 Signum Facelift 2005 2.8i V6 24V Turbo: 6 hp (4 kW).

Torque comparison

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

Chart data table
VehicleValue
OpelSignumFacelift 20052.8i V6 24V Turbo
330 Nm
243 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
OpelSignumFacelift 20052.8i V6 24V Turbo
1,580 kg
3,483 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
OpelSignumFacelift 20052.8i V6 24V Turbo
243 km/h
151 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
OpelSignumFacelift 20052.8i V6 24V Turbo7.6 s
RenaultMegane II (PHASE II)RS 2.0 16V6.5 s

Although Opel Signum Facelift 2005 2.8i V6 24V Turbo has more power, Renault Megane II (PHASE II) RS 2.0 16V is quicker from 0-100 km/h.

The biggest 0-100 km/h difference is between Renault Megane II (PHASE II) RS 2.0 16V and Opel Signum Facelift 2005 2.8i V6 24V Turbo: 1.1 s.

Power-to-weight comparison

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

Chart data table
VehicleValue
OpelSignumFacelift 20052.8i V6 24V Turbo
146 hp/t
109 kW/t
6.9 kg/hp
RenaultMegane II (PHASE II)RS 2.0 16V
163 hp/t
121 kW/t
6.1 kg/hp

Performance spider chart

Radar chart comparing normalized performance and fuel-consumption scores.

Chart data table
VehiclePowerAccelerationTop speed
OpelSignumFacelift 20052.8i V6 24V Turbo
230 hp
172 kW
7.6 s
243 km/h
151 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
OpelSignumFacelift 20052.8i V6 24V Turbo
Power
230 hp
172 kW
0-100 km/h7.6 s
Top speed
243 km/h
151 mph
Doors/seats
5 doors
5 seats
Trunk
365 L
12.9 cu ft
Length
4,651 mm
183.1 in
Height
1,466 mm
57.7 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

Detailed score breakdown

Detailed score breakdown
VehicleOpelSignumFacelift 20052.8i V6 24V TurboRenaultMegane II (PHASE II)RS 2.0 16V
Power
230 hp
172 kW
224 hp
167 kW
Torque
330 Nm
243 lb-ft
300 Nm
221 lb-ft
Acceleration
7.6 s
6.5 s
Top speed
243 km/h
151 mph
236 km/h
147 mph
Lightness
1,580 kg
3,483 lb
1,375 kg
3,031 lb
Fuel consumption
-
8.4 L/100 km
28.0 mpg US
33.6 mpg UK
Practicality
Doors/seats
5 doors
5 seats
Trunk
365 L
12.9 cu ft
Length
4,651 mm
183.1 in
Height
1,466 mm
57.7 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
-
714 km
444 mi
CO2 score
-
199 g/km
Trunk score
365 L
12.9 cu ft
330 L
11.7 cu ft
Power-to-weight score
146 hp/t
109 kW/t
6.9 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
VehicleRenault Megane II (PHASE II) RS 2.0 16V
Consumption8.4 L/100 km28 mpg US33.6 mpg UK
Cost / 100 km14.70 LC100 km
Cost / 100 mi23.66 LC100 mi
Annual fuel used1,260 L333 US gal277 UK gal
Annual fuel cost2,205 LC/year

Head-to-head comparisons

Opel Signum Facelift 2005 2.8i V6 24V Turbo

  • Has 6 hp more
  • Has 30 Nm more
  • Has 7 km/h (4 mph) higher top speed
  • Has 35 L more trunk volume

Pros

  • Highest top speed
  • Most powerful
  • Highest torque
  • Largest trunk

Cons

  • Slowest 0-100 km/h
  • Heaviest

Renault Megane II (PHASE II) RS 2.0 16V

  • Is 205 kg lighter
  • Is 1.1 s quicker from 0-100 km/h
  • Has 17 hp/t better power-to-weight

Pros

  • Quickest 0-100 km/h in this comparison
  • Lightest
  • Best power-to-weight ratio

Cons

  • Lowest power
  • Lowest top speed
  • Smallest trunk

Choose cars to compare

Brand
Model
Generation
Engine or modification
Opel Signum 2.8i V6 24V Turbo
Renault Megane II (PHASE II) RS 2.0 16V
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2 vehicles selected

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Opel Signum · Facelift 2005 2.8i V6 24V Turbo vs Renault Megane II (PHASE II) RS 2.0 16V - car comparison - FastVsFaster