Car comparison

Porsche Cayman (987C) · Facelift 2009 R 3.4vsAUDI S5 Coupe (8T) · Facelift 2011 3.0 TFSI V6

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

New comparison

Porsche Cayman (987C) · Facelift 2009

R 3.4

330 hp3436 ccGasolineRWDAutomaticNaturally aspiratedCoupe2011-2012
VS

AUDI S5 Coupe (8T) · Facelift 2011

3.0 TFSI V6

333 hp2995 ccGasolineAWDAutomaticSuperchargedCoupe2011-2014

Comparison overview

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

Best choices

AUDI S5 Coupe (8T) Facelift 2011 3.0 TFSI V6

  • Most powerful
    333 hp
    248 kW
  • Highest torque
    440 Nm
    325 lb-ft
  • Lowest combined fuel consumption
    8.1 L/100 km
    29.0 mpg US
    34.9 mpg UK
  • Lowest city consumption
    10.7 L/100 km
    22.0 mpg US
    26.4 mpg UK
  • Best estimated range
    753 km
    468 mi
  • Largest trunk
    455 L
  • Best overall score
    65/100
  • Best economy score
    85/100
  • Best practicality score
    53/100

Porsche Cayman (987C) Facelift 2009 R 3.4

  • Quickest 0-100 km/h
    4.9 s
  • Fastest top speed
    290 km/h
    180 mph Unrestricted
    280 km/h
    174 mph Restricted
  • Lightest
    1,320 kg
    2,910 lb
  • Best power-to-weight
    250 hp/t
    186 kW/t
    4.0 kg/hp
  • Lowest highway consumption
    6.6 L/100 km
    35.6 mpg US
    42.8 mpg UK
  • Best performance score
    72/100

Specification comparison

Specification comparison
ModelPorscheCayman (987C)Facelift 2009R 3.4AUDIS5 Coupe (8T)Facelift 20113.0 TFSI V6
Power
330hp246kW
333hp248kW
Torque
370Nm273lb-ft
440Nm325lb-ft
Curb weight
1,320kg2,910lb
1,675kg3,693lb
Gross weight
1,645kg3,627lb
2,175kg4,795lb
Top speed
Unrestricted
290 km/h180 mph
Restricted
280 km/h174 mph
Calculated
Unrestricted
265 km/h165 mph
Restricted
250 km/h155 mph
Calculated
To 99% top speed
90.7s99% target: 287 km/h / 178 mph
Calculated
67.7s99% target: 262 km/h / 163 mph
Calculated
0-100 km/h
4.9s
4.9s
0-200 km/h
17.0s
17.2s
Calculated
0-60 mph
4.7s
Calculated
4.7s
Calculated
Fuel consumption
9.3L/100 km25.3mpg US30.4mpg UK
8.1L/100 km29mpg US34.9mpg UK
Fuel consumption city
14L/100 km16.8mpg US20.2mpg UK
10.7L/100 km22mpg US26.4mpg UK
Fuel consumption highway
6.6L/100 km35.6mpg US42.8mpg UK
6.6L/100 km35.6mpg US42.8mpg UK
Quarter mile
13.0s
Calculated
13.0s
Calculated
Power-to-weight
250hp/t186kW/t113hp/1000 lb
Calculated
199hp/t148kW/t90hp/1000 lb
Calculated
Torque-to-weight
280Nm/t188lb-ft/ton
Calculated
263Nm/t176lb-ft/ton
Calculated
Estimated range
581km361mi
Calculated
753km468mi
Calculated
Displacement
3,436cc210cu in
2,995cc183cu in
Length
4,347mm171in
4,640mm183in
Width
1,801mm71in
1,854mm73in
Height
1,285mm51in
1,369mm54in
Wheelbase
2,415mm95in
2,751mm108in
Front track
1,490mm59in
1,588mm63in
Rear track
1,530mm60in
1,575mm62in
Ground clearance
103mm4in
-
Trunk volume
260L
455L
Max trunk volume-
829L
Doors
2
2
Seats
2
4
Fuel tank
54L
61L
CO2 emissions-
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 R 3.4AUDI S5 Coupe (8T) Facelift 2011 3.0 TFSI V6PowerTorque
  • Porsche Cayman (987C) Facelift 2009 R 3.4: Power / Torque
  • AUDI S5 Coupe (8T) Facelift 2011 3.0 TFSI V6: Power / Torque
Dyno simulation data table
VehiclePeak power RPMPeak torque RPMMax engine speed
PorscheCayman (987C)Facelift 2009R 3.47,400 rpm4,750 rpm7,650 rpm
AUDIS5 Coupe (8T)Facelift 20113.0 TFSI V65,500-6,500 rpm2,900-5,300 rpm6,750 rpm

Acceleration curve

Estimated speed over time for selected vehicles.

Acceleration and drag-race table
MetricPorscheCayman (987C)Facelift 2009R 3.4AUDIS5 Coupe (8T)Facelift 20113.0 TFSI V6
Acceleration checkpoints
0-60 mph
0-97 km/h
4.7 s
4.7 s
0-100 km/h
0-62 mph
4.9 s
4.9 s
0-200 km/h
0-124 mph
17.0 s
17.2 s
Top speed
Unrestricted
290 km/h180 mph
Restricted
280 km/h174 mph
Likely limited
Unrestricted
265 km/h165 mph
Restricted
250 km/h155 mph
Likely limited
Drag race simulation
60 ft
18 m
2.1 s
2.1 s
330 ft
101 m
5.6 s
5.7 s
1/8 mile
201 m
8.5 s
8.5 s
1000 ft
305 m
11.0 s
11.0 s
1/4 mile
402 m
13.0 s
13.0 s
Trap speed
1/4 mile
402 m
177 km/h
110 mph
177 km/h
110 mph

Power comparison

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

AUDI S5 Coupe (8T) Facelift 2011 3.0 TFSI V6 has 3 hp more than Porsche Cayman (987C) Facelift 2009 R 3.4.

The biggest power difference is between Porsche Cayman (987C) Facelift 2009 R 3.4 and AUDI S5 Coupe (8T) Facelift 2011 3.0 TFSI V6: 3 hp (2 kW).

Torque comparison

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

Chart data table
VehicleValue
PorscheCayman (987C)Facelift 2009R 3.4
370 Nm
273 lb-ft
AUDIS5 Coupe (8T)Facelift 20113.0 TFSI V6
440 Nm
325 lb-ft

Curb weight comparison

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

Chart data table
VehicleValue
PorscheCayman (987C)Facelift 2009R 3.4
1,320 kg
2,910 lb
AUDIS5 Coupe (8T)Facelift 20113.0 TFSI V6
1,675 kg
3,693 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 2009R 3.4
Unrestricted
290 km/h180 mph
Restricted
280 km/h174 mph
AUDIS5 Coupe (8T)Facelift 20113.0 TFSI V6
Unrestricted
265 km/h165 mph
Restricted
250 km/h155 mph

0-100 km/h comparison

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

Although AUDI S5 Coupe (8T) Facelift 2011 3.0 TFSI V6 has more power, Porsche Cayman (987C) Facelift 2009 R 3.4 is quicker from 0-100 km/h.

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 2009R 3.4
9.3 L/100 km
25.3 mpg US
30.4 mpg UK
AUDIS5 Coupe (8T)Facelift 20113.0 TFSI V6
8.1 L/100 km
29.0 mpg US
34.9 mpg UK

The biggest fuel consumption difference is between AUDI S5 Coupe (8T) Facelift 2011 3.0 TFSI V6 and Porsche Cayman (987C) Facelift 2009 R 3.4: 1.2 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 2009R 3.4
250 hp/t
186 kW/t
4.0 kg/hp
AUDIS5 Coupe (8T)Facelift 20113.0 TFSI V6
199 hp/t
148 kW/t
5.0 kg/hp

Estimated range comparison

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

Performance spider chart

Radar chart comparing normalized performance and fuel-consumption scores.

Chart data table
VehiclePowerAccelerationTop speed
PorscheCayman (987C)Facelift 2009R 3.4
330 hp
246 kW
4.9 s
Unrestricted
290 km/h180 mph
Restricted
280 km/h174 mph
AUDIS5 Coupe (8T)Facelift 20113.0 TFSI V6
333 hp
248 kW
4.9 s
Unrestricted
265 km/h165 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
PorscheCayman (987C)Facelift 2009R 3.4
Power
330 hp
246 kW
0-100 km/h4.9 s
Top speed
Unrestricted
290 km/h180 mph
Restricted
280 km/h174 mph
Doors/seats
2 doors
2 seats
Trunk
260 L
9.2 cu ft
Length
4,347 mm
171.1 in
Height
1,285 mm
50.6 in
AUDIS5 Coupe (8T)Facelift 20113.0 TFSI V6
Power
333 hp
248 kW
0-100 km/h4.9 s
Top speed
Unrestricted
265 km/h165 mph
Restricted
250 km/h155 mph
Doors/seats
2 doors
4 seats
Trunk
455 L
16.1 cu ft
Length
4,640 mm
182.7 in
Height
1,369 mm
53.9 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
PorscheCayman (987C)Facelift 2009R 3.4
Power
330 hp
246 kW
0-100 km/h4.9 s
Top speed
Unrestricted
290 km/h180 mph
Restricted
280 km/h174 mph
9.3 L/100 km
25.3 mpg US
30.4 mpg UK
AUDIS5 Coupe (8T)Facelift 20113.0 TFSI V6
Power
333 hp
248 kW
0-100 km/h4.9 s
Top speed
Unrestricted
265 km/h165 mph
Restricted
250 km/h155 mph
8.1 L/100 km
29.0 mpg US
34.9 mpg UK

Porsche Cayman (987C) Facelift 2009 R 3.4 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 2009R 3.4
9.3 L/100 km
25.3 mpg US
30.4 mpg UK
4.9 s
AUDIS5 Coupe (8T)Facelift 20113.0 TFSI V6
8.1 L/100 km
29.0 mpg US
34.9 mpg UK
4.9 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
PorscheCayman (987C)Facelift 2009R 3.4
250 hp/t
186 kW/t
4.0 kg/hp
9.3 L/100 km
25.3 mpg US
30.4 mpg UK
AUDIS5 Coupe (8T)Facelift 20113.0 TFSI V6
199 hp/t
148 kW/t
5.0 kg/hp
8.1 L/100 km
29.0 mpg US
34.9 mpg UK

Detailed score breakdown

Detailed score breakdown
VehiclePorscheCayman (987C)Facelift 2009R 3.4AUDIS5 Coupe (8T)Facelift 20113.0 TFSI V6
Power
330 hp
246 kW
333 hp
248 kW
Torque
370 Nm
273 lb-ft
440 Nm
325 lb-ft
Acceleration
4.9 s
4.9 s
Top speed
Unrestricted
290 km/h180 mph
Restricted
280 km/h174 mph
Unrestricted
265 km/h165 mph
Restricted
250 km/h155 mph
Lightness
1,320 kg
2,910 lb
1,675 kg
3,693 lb
Fuel consumption
9.3 L/100 km
25.3 mpg US
30.4 mpg UK
8.1 L/100 km
29.0 mpg US
34.9 mpg UK
Practicality
Doors/seats
2 doors
2 seats
Trunk
260 L
9.2 cu ft
Length
4,347 mm
171.1 in
Height
1,285 mm
50.6 in
Doors/seats
2 doors
4 seats
Trunk
455 L
16.1 cu ft
Length
4,640 mm
182.7 in
Height
1,369 mm
53.9 in
Range score
581 km
361 mi
753 km
468 mi
CO2 score
-
190 g/km
Trunk score
260 L
9.2 cu ft
455 L
16.1 cu ft
Power-to-weight score
250 hp/t
186 kW/t
4.0 kg/hp
199 hp/t
148 kW/t
5.0 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 R 3.4AUDI S5 Coupe (8T) Facelift 2011 3.0 TFSI V6
Consumption9.3 L/100 km25.3 mpg US30.4 mpg UK8.1 L/100 km29 mpg US34.9 mpg UK
Cost / 100 km16.28 LC100 km14.17 LC100 km
Cost / 100 mi26.19 LC100 mi22.81 LC100 mi
Annual fuel used1,395 L369 US gal307 UK gal1,215 L321 US gal267 UK gal
Annual fuel cost2,441 LC/year2,126 LC/year

Head-to-head comparisons

Porsche Cayman (987C) Facelift 2009 R 3.4

  • Is 355 kg lighter
  • Has 25 km/h (16 mph) higher top speed
  • Has 51 hp/t better power-to-weight

Pros

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

Cons

  • Lowest power
  • Highest combined fuel consumption
  • Smallest trunk

AUDI S5 Coupe (8T) Facelift 2011 3.0 TFSI V6

  • Has 3 hp more
  • Has 70 Nm more
  • Uses 1.2 L/100 km less fuel
  • Has 172 km (107 mi) more estimated range
  • Has 195 L more trunk volume

Pros

  • Most powerful
  • Highest torque
  • Lowest combined fuel consumption
  • Best estimated range
  • Largest trunk

Cons

  • Heaviest
  • Lowest top speed

Choose cars to compare

Brand
Model
Generation
Engine or modification
Porsche Cayman (987C) R 3.4
AUDI S5 Coupe (8T) 3.0 TFSI V6
Compare selected cars
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