Car comparison

Porsche Cayman (987C) · Facelift 2009 2.9vsRenault Megane III Coupe RS 2.0 16V

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

New comparison

Porsche Cayman (987C) · Facelift 2009

2.9

265 hp2893 ccGasolineRWDAutomaticNaturally aspiratedCoupe2009-2012
VS

Renault Megane III Coupe

RS 2.0 16V

250 hp1998 ccGasolineFWDManualTurbochargedCoupe2009-2012

Comparison overview

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

Best choices

Porsche Cayman (987C) Facelift 2009 2.9

  • Quickest 0-100 km/h
    5.7 s
  • Fastest top speed
    263 km/h
    163 mph
  • Most powerful
    265 hp
    198 kW
  • Lightest
    1,360 kg
    2,998 lb
  • Best power-to-weight
    195 hp/t
    145 kW/t
    5.1 kg/hp
  • Lowest highway consumption
    6.4 L/100 km
    36.8 mpg US
    44.1 mpg UK
  • Best estimated range
    714 km
    444 mi
  • Best performance score
    63/100

Renault Megane III Coupe RS 2.0 16V

  • Highest torque
    340 Nm
    251 lb-ft
  • Lowest combined fuel consumption
    8.4 L/100 km
    28.0 mpg US
    33.6 mpg UK
  • Lowest city consumption
    11.5 L/100 km
    20.5 mpg US
    24.6 mpg UK
  • Lowest CO2 emissions
    190 g/km
  • Largest trunk
    377 L
  • Best overall score
    59/100
  • Best economy score
    84/100
  • Best practicality score
    58/100

Specification comparison

Specification comparison
ModelPorscheCayman (987C)Facelift 20092.9RenaultMegane III CoupeRS 2.0 16V
Power
265hp198kW
250hp186kW
Torque
300Nm221lb-ft
340Nm251lb-ft
Curb weight
1,360kg2,998lb
1,387kg3,058lb
Gross weight
1,670kg3,682lb
1,835kg4,045lb
Top speed
263 km/h
163 mph
245 km/h
152 mph
To 99% top speed
91.5s99% target: 260 km/h / 162 mph
Calculated
81.0s99% target: 243 km/h / 151 mph
Calculated
0-100 km/h
5.7s
6.1s
0-200 km/h
21.8s
24.6s
Calculated
0-60 mph
5.4s
Calculated
5.8s
Calculated
Fuel consumption
9.1L/100 km25.8mpg US31.0mpg UK
8.4L/100 km28mpg US33.6mpg UK
Fuel consumption city
13.6L/100 km17.3mpg US20.8mpg UK
11.5L/100 km20.5mpg US24.6mpg UK
Fuel consumption highway
6.4L/100 km36.8mpg US44.1mpg UK
6.7L/100 km35.1mpg US42.2mpg UK
Quarter mile
13.9s
Calculated
14.2s
Calculated
Power-to-weight
195hp/t145kW/t88hp/1000 lb
Calculated
180hp/t134kW/t82hp/1000 lb
Calculated
Torque-to-weight
221Nm/t148lb-ft/ton
Calculated
245Nm/t164lb-ft/ton
Calculated
Estimated range
714km444mi
Calculated
714km444mi
Calculated
Displacement
2,893cc177cu in
1,998cc122cu in
Length
4,347mm171in
4,299mm169in
Width
1,801mm71in
1,848mm73in
Height
1,304mm51in
1,435mm56in
Wheelbase
2,415mm95in
2,636mm104in
Front track
1,490mm59in
1,588mm63in
Rear track
1,534mm60in
1,545mm61in
Ground clearance
130mm5in
120mm5in
Trunk volume
260L
377L
Max trunk volume-
1,024L
Doors
2
3
Seats
2
5
Fuel tank
65L
60L
CO2 emissions
214g/km
190g/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.

Porsche Cayman (987C) Facelift 2009 2.9Renault Megane III Coupe RS 2.0 16VPowerTorque
  • Porsche Cayman (987C) Facelift 2009 2.9: Power / Torque
  • Renault Megane III Coupe RS 2.0 16V: Power / Torque
Dyno simulation data table
VehiclePeak power RPMPeak torque RPMMax engine speed
PorscheCayman (987C)Facelift 20092.97,200 rpm4,400-6,000 rpm7,500 rpm
RenaultMegane III CoupeRS 2.0 16V5,500 rpm3,000 rpm5,750 rpm

Acceleration curve

Estimated speed over time for selected vehicles.

Acceleration and drag-race table
MetricPorscheCayman (987C)Facelift 20092.9RenaultMegane III CoupeRS 2.0 16V
Acceleration checkpoints
0-60 mph
0-97 km/h
5.4 s
5.8 s
0-100 km/h
0-62 mph
5.7 s
6.1 s
0-200 km/h
0-124 mph
21.8 s
24.6 s
Top speed
263 km/h
163 mph
245 km/h
152 mph
Drag race simulation
60 ft
18 m
2.2 s
2.3 s
330 ft
101 m
6.0 s
6.1 s
1/8 mile
201 m
9.0 s
9.3 s
1000 ft
305 m
11.7 s
12.0 s
1/4 mile
402 m
13.9 s
14.2 s
Trap speed
1/4 mile
402 m
165 km/h
103 mph
161 km/h
100 mph

Power comparison

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

Chart data table
VehicleValue
PorscheCayman (987C)Facelift 20092.9
265 hp
198 kW
RenaultMegane III CoupeRS 2.0 16V
250 hp
186 kW

Porsche Cayman (987C) Facelift 2009 2.9 has 15 hp more than Renault Megane III Coupe RS 2.0 16V.

The biggest power difference is between Renault Megane III Coupe RS 2.0 16V and Porsche Cayman (987C) Facelift 2009 2.9: 15 hp (11 kW).

Torque comparison

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

Chart data table
VehicleValue
PorscheCayman (987C)Facelift 20092.9
300 Nm
221 lb-ft
RenaultMegane III CoupeRS 2.0 16V
340 Nm
251 lb-ft

Curb weight comparison

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

Chart data table
VehicleValue
PorscheCayman (987C)Facelift 20092.9
1,360 kg
2,998 lb
RenaultMegane III CoupeRS 2.0 16V
1,387 kg
3,058 lb

Top speed without limiter comparison

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

Chart data table
VehicleValue
PorscheCayman (987C)Facelift 20092.9
263 km/h
163 mph
RenaultMegane III CoupeRS 2.0 16V
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
PorscheCayman (987C)Facelift 20092.95.7 s
RenaultMegane III CoupeRS 2.0 16V6.1 s

The biggest 0-100 km/h difference is between Porsche Cayman (987C) Facelift 2009 2.9 and Renault Megane III Coupe RS 2.0 16V: 0.4 s.

Fuel consumption comparison

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

Chart data table
VehicleValue
PorscheCayman (987C)Facelift 20092.9
9.1 L/100 km
25.8 mpg US
31.0 mpg UK
RenaultMegane III CoupeRS 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 III Coupe RS 2.0 16V and Porsche Cayman (987C) Facelift 2009 2.9: 0.7 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
PorscheCayman (987C)Facelift 20092.9
195 hp/t
145 kW/t
5.1 kg/hp
RenaultMegane III CoupeRS 2.0 16V
180 hp/t
134 kW/t
5.5 kg/hp

Estimated range comparison

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

Chart data table
VehicleValue
PorscheCayman (987C)Facelift 20092.9
714 km
444 mi
RenaultMegane III CoupeRS 2.0 16V
714 km
444 mi

Performance spider chart

Radar chart comparing normalized performance and fuel-consumption scores.

Chart data table
VehiclePowerAccelerationTop speed
PorscheCayman (987C)Facelift 20092.9
265 hp
198 kW
5.7 s
263 km/h
163 mph
RenaultMegane III CoupeRS 2.0 16V
250 hp
186 kW
6.1 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
PorscheCayman (987C)Facelift 20092.9
Power
265 hp
198 kW
0-100 km/h5.7 s
Top speed
263 km/h
163 mph
Doors/seats
2 doors
2 seats
Trunk
260 L
9.2 cu ft
Length
4,347 mm
171.1 in
Height
1,304 mm
51.3 in
RenaultMegane III CoupeRS 2.0 16V
Power
250 hp
186 kW
0-100 km/h6.1 s
Top speed
245 km/h
152 mph
Doors/seats
3 doors
5 seats
Trunk
377 L
13.3 cu ft
Length
4,299 mm
169.3 in
Height
1,435 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
PorscheCayman (987C)Facelift 20092.9
Power
265 hp
198 kW
0-100 km/h5.7 s
Top speed
263 km/h
163 mph
9.1 L/100 km
25.8 mpg US
31.0 mpg UK
RenaultMegane III CoupeRS 2.0 16V
Power
250 hp
186 kW
0-100 km/h6.1 s
Top speed
245 km/h
152 mph
8.4 L/100 km
28.0 mpg US
33.6 mpg UK

Porsche Cayman (987C) Facelift 2009 2.9 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
PorscheCayman (987C)Facelift 20092.9
9.1 L/100 km
25.8 mpg US
31.0 mpg UK
5.7 s
RenaultMegane III CoupeRS 2.0 16V
8.4 L/100 km
28.0 mpg US
33.6 mpg UK
6.1 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
PorscheCayman (987C)Facelift 20092.9
195 hp/t
145 kW/t
5.1 kg/hp
9.1 L/100 km
25.8 mpg US
31.0 mpg UK
RenaultMegane III CoupeRS 2.0 16V
180 hp/t
134 kW/t
5.5 kg/hp
8.4 L/100 km
28.0 mpg US
33.6 mpg UK

Detailed score breakdown

Detailed score breakdown
VehiclePorscheCayman (987C)Facelift 20092.9RenaultMegane III CoupeRS 2.0 16V
Power
265 hp
198 kW
250 hp
186 kW
Torque
300 Nm
221 lb-ft
340 Nm
251 lb-ft
Acceleration
5.7 s
6.1 s
Top speed
263 km/h
163 mph
245 km/h
152 mph
Lightness
1,360 kg
2,998 lb
1,387 kg
3,058 lb
Fuel consumption
9.1 L/100 km
25.8 mpg US
31.0 mpg UK
8.4 L/100 km
28.0 mpg US
33.6 mpg UK
Practicality
Doors/seats
2 doors
2 seats
Trunk
260 L
9.2 cu ft
Length
4,347 mm
171.1 in
Height
1,304 mm
51.3 in
Doors/seats
3 doors
5 seats
Trunk
377 L
13.3 cu ft
Length
4,299 mm
169.3 in
Height
1,435 mm
56.5 in
Range score
714 km
444 mi
714 km
444 mi
CO2 score
214 g/km
190 g/km
Trunk score
260 L
9.2 cu ft
377 L
13.3 cu ft
Power-to-weight score
195 hp/t
145 kW/t
5.1 kg/hp
180 hp/t
134 kW/t
5.5 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
VehiclePorsche Cayman (987C) Facelift 2009 2.9Renault Megane III Coupe RS 2.0 16V
Consumption9.1 L/100 km25.8 mpg US31 mpg UK8.4 L/100 km28 mpg US33.6 mpg UK
Cost / 100 km15.92 LC100 km14.70 LC100 km
Cost / 100 mi25.63 LC100 mi23.66 LC100 mi
Annual fuel used1,365 L361 US gal300 UK gal1,260 L333 US gal277 UK gal
Annual fuel cost2,389 LC/year2,205 LC/year

Head-to-head comparisons

Porsche Cayman (987C) Facelift 2009 2.9

  • Has 15 hp more
  • Is 27 kg lighter
  • Is 0.4 s quicker from 0-100 km/h
  • Has 18 km/h (11 mph) higher top speed
  • Has 15 hp/t better power-to-weight
  • Has 0 km (0 mi) more estimated range

Pros

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

Cons

  • Highest combined fuel consumption
  • Smallest trunk
  • Highest CO2 emissions

Renault Megane III Coupe RS 2.0 16V

  • Has 40 Nm more
  • Uses 0.7 L/100 km less fuel
  • Has 117 L more trunk volume
  • Emits 24 g/km less CO2

Pros

  • Highest torque
  • Lowest combined fuel consumption
  • Largest trunk

Cons

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

Choose cars to compare

Brand
Model
Generation
Engine or modification
Porsche Cayman (987C) 2.9
Renault Megane III Coupe RS 2.0 16V
Compare selected cars
2 vehicles selected

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