Car comparison

Porsche Cayman (987C) 2.7vsAUDI A5 Coupe (8T3) 3.0 TDI

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

New comparison

Porsche Cayman (987C)

2.7

245 hp2687 ccGasolineRWDManualNaturally aspiratedCoupe2006-2009
VS

AUDI A5 Coupe (8T3)

3.0 TDI

240 hp2967 ccDieselAWDAutomaticTurbochargedCoupe2007-2011

Comparison overview

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

Best choices

AUDI A5 Coupe (8T3) 3.0 TDI

  • Highest torque
    500 Nm
    369 lb-ft
  • Lowest combined fuel consumption
    6.9 L/100 km
    34.1 mpg US
    40.9 mpg UK
  • Lowest city consumption
    8.8 L/100 km
    26.7 mpg US
    32.1 mpg UK
  • Lowest highway consumption
    5.9 L/100 km
    39.9 mpg US
    47.9 mpg UK
  • Best estimated range
    913 km
    567 mi
  • Largest trunk
    455 L
  • Best overall score
    59/100
  • Best performance score
    62/100
  • Best economy score
    88/100
  • Best practicality score
    53/100

Porsche Cayman (987C) 2.7

  • Quickest 0-100 km/h
    6.1 s
  • Fastest top speed
    258 km/h
    160 mph
  • Most powerful
    245 hp
    183 kW
  • Lightest
    1,300 kg
    2,866 lb
  • Best power-to-weight
    188 hp/t
    141 kW/t
    5.3 kg/hp

Specification comparison

Specification comparison
ModelPorscheCayman (987C)2.7AUDIA5 Coupe (8T3)3.0 TDI
Power
245hp183kW
240hp179kW
Torque
273Nm201lb-ft
500Nm369lb-ft
Curb weight
1,300kg2,866lb
1,610kg3,549lb
Gross weight
1,620kg3,571lb
2,110kg4,652lb
Top speed
258 km/h
160 mph
250 km/h
155 mph
To 99% top speed
93.6s99% target: 255 km/h / 159 mph
Calculated
82.6s99% target: 248 km/h / 154 mph
Calculated
0-100 km/h
6.1s
6.1s
0-200 km/h
23.7s
23.8s
Calculated
0-60 mph
5.8s
Calculated
5.8s
Calculated
Fuel consumption
9.3L/100 km25.3mpg US30.4mpg UK
6.9L/100 km34.1mpg US40.9mpg UK
Fuel consumption city
13.8L/100 km17mpg US20.5mpg UK
8.8L/100 km26.7mpg US32.1mpg UK
Fuel consumption highway
6.8L/100 km34.6mpg US41.5mpg UK
5.9L/100 km39.9mpg US47.9mpg UK
Quarter mile
14.2s
Calculated
14.2s
Calculated
Power-to-weight
188hp/t141kW/t85hp/1000 lb
Calculated
149hp/t111kW/t68hp/1000 lb
Calculated
Torque-to-weight
210Nm/t141lb-ft/ton
Calculated
311Nm/t208lb-ft/ton
Calculated
Estimated range
688km428mi
Calculated
913km567mi
Calculated
Displacement
2,687cc164cu in
2,967cc181cu in
Length
4,341mm171in
4,635mm182in
Width
1,801mm71in
1,854mm73in
Height
1,305mm51in
1,372mm54in
Wheelbase
2,415mm95in
2,751mm108in
Front track
1,490mm59in
1,590mm63in
Rear track
1,534mm60in
1,577mm62in
Ground clearance
121mm5in
-
Trunk volume
260L
455L
Max trunk volume-
829L
Doors
2
2
Seats
2
4
Fuel tank
64L
63L
CO2 emissions
222g/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) 2.7AUDI A5 Coupe (8T3) 3.0 TDIPowerTorque
  • Porsche Cayman (987C) 2.7: Power / Torque
  • AUDI A5 Coupe (8T3) 3.0 TDI: Power / Torque
Dyno simulation data table
VehiclePeak power RPMPeak torque RPMMax engine speed
PorscheCayman (987C)2.76,500 rpm4,600-6,000 rpm7,300 rpm
AUDIA5 Coupe (8T3)3.0 TDI4,000-4,400 rpm1,500-3,000 rpm4,650 rpm

Acceleration curve

Estimated speed over time for selected vehicles.

Acceleration and drag-race table
MetricPorscheCayman (987C)2.7AUDIA5 Coupe (8T3)3.0 TDI
Acceleration checkpoints
0-60 mph
0-97 km/h
5.8 s
5.8 s
0-100 km/h
0-62 mph
6.1 s
6.1 s
0-200 km/h
0-124 mph
23.7 s
23.8 s
Top speed
258 km/h
160 mph
250 km/h
155 mph
Drag race simulation
60 ft
18 m
2.3 s
2.3 s
330 ft
101 m
6.1 s
6.2 s
1/8 mile
201 m
9.3 s
9.3 s
1000 ft
305 m
12.0 s
12.0 s
1/4 mile
402 m
14.2 s
14.2 s
Trap speed
1/4 mile
402 m
161 km/h
100 mph
162 km/h
101 mph

Power comparison

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

Chart data table
VehicleValue
PorscheCayman (987C)2.7
245 hp
183 kW
AUDIA5 Coupe (8T3)3.0 TDI
240 hp
179 kW

Porsche Cayman (987C) 2.7 has 5 hp more than AUDI A5 Coupe (8T3) 3.0 TDI.

The biggest power difference is between AUDI A5 Coupe (8T3) 3.0 TDI and Porsche Cayman (987C) 2.7: 5 hp (4 kW).

Torque comparison

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

Chart data table
VehicleValue
PorscheCayman (987C)2.7
273 Nm
201 lb-ft
AUDIA5 Coupe (8T3)3.0 TDI
500 Nm
369 lb-ft

Curb weight comparison

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

Chart data table
VehicleValue
PorscheCayman (987C)2.7
1,300 kg
2,866 lb
AUDIA5 Coupe (8T3)3.0 TDI
1,610 kg
3,549 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)2.7
258 km/h
160 mph
AUDIA5 Coupe (8T3)3.0 TDI
250 km/h
155 mph

0-100 km/h comparison

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

Chart data table
VehicleValue
PorscheCayman (987C)2.76.1 s
AUDIA5 Coupe (8T3)3.0 TDI6.1 s

Fuel consumption comparison

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

Chart data table
VehicleValue
PorscheCayman (987C)2.7
9.3 L/100 km
25.3 mpg US
30.4 mpg UK
AUDIA5 Coupe (8T3)3.0 TDI
6.9 L/100 km
34.1 mpg US
40.9 mpg UK

The biggest fuel consumption difference is between AUDI A5 Coupe (8T3) 3.0 TDI and Porsche Cayman (987C) 2.7: 2.4 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)2.7
188 hp/t
141 kW/t
5.3 kg/hp
AUDIA5 Coupe (8T3)3.0 TDI
149 hp/t
111 kW/t
6.7 kg/hp

Estimated range comparison

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

Chart data table
VehicleValue
PorscheCayman (987C)2.7
688 km
428 mi
AUDIA5 Coupe (8T3)3.0 TDI
913 km
567 mi

Performance spider chart

Radar chart comparing normalized performance and fuel-consumption scores.

Chart data table
VehiclePowerAccelerationTop speed
PorscheCayman (987C)2.7
245 hp
183 kW
6.1 s
258 km/h
160 mph
AUDIA5 Coupe (8T3)3.0 TDI
240 hp
179 kW
6.1 s
250 km/h
155 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)2.7
Power
245 hp
183 kW
0-100 km/h6.1 s
Top speed
258 km/h
160 mph
Doors/seats
2 doors
2 seats
Trunk
260 L
9.2 cu ft
Length
4,341 mm
170.9 in
Height
1,305 mm
51.4 in
AUDIA5 Coupe (8T3)3.0 TDI
Power
240 hp
179 kW
0-100 km/h6.1 s
Top speed
250 km/h
155 mph
Doors/seats
2 doors
4 seats
Trunk
455 L
16.1 cu ft
Length
4,635 mm
182.5 in
Height
1,372 mm
54.0 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)2.7
Power
245 hp
183 kW
0-100 km/h6.1 s
Top speed
258 km/h
160 mph
9.3 L/100 km
25.3 mpg US
30.4 mpg UK
AUDIA5 Coupe (8T3)3.0 TDI
Power
240 hp
179 kW
0-100 km/h6.1 s
Top speed
250 km/h
155 mph
6.9 L/100 km
34.1 mpg US
40.9 mpg UK

AUDI A5 Coupe (8T3) 3.0 TDI 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)2.7
9.3 L/100 km
25.3 mpg US
30.4 mpg UK
6.1 s
AUDIA5 Coupe (8T3)3.0 TDI
6.9 L/100 km
34.1 mpg US
40.9 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)2.7
188 hp/t
141 kW/t
5.3 kg/hp
9.3 L/100 km
25.3 mpg US
30.4 mpg UK
AUDIA5 Coupe (8T3)3.0 TDI
149 hp/t
111 kW/t
6.7 kg/hp
6.9 L/100 km
34.1 mpg US
40.9 mpg UK

Detailed score breakdown

Detailed score breakdown
VehiclePorscheCayman (987C)2.7AUDIA5 Coupe (8T3)3.0 TDI
Power
245 hp
183 kW
240 hp
179 kW
Torque
273 Nm
201 lb-ft
500 Nm
369 lb-ft
Acceleration
6.1 s
6.1 s
Top speed
258 km/h
160 mph
250 km/h
155 mph
Lightness
1,300 kg
2,866 lb
1,610 kg
3,549 lb
Fuel consumption
9.3 L/100 km
25.3 mpg US
30.4 mpg UK
6.9 L/100 km
34.1 mpg US
40.9 mpg UK
Practicality
Doors/seats
2 doors
2 seats
Trunk
260 L
9.2 cu ft
Length
4,341 mm
170.9 in
Height
1,305 mm
51.4 in
Doors/seats
2 doors
4 seats
Trunk
455 L
16.1 cu ft
Length
4,635 mm
182.5 in
Height
1,372 mm
54.0 in
Range score
688 km
428 mi
913 km
567 mi
CO2 score
222 g/km
-
Trunk score
260 L
9.2 cu ft
455 L
16.1 cu ft
Power-to-weight score
188 hp/t
141 kW/t
5.3 kg/hp
149 hp/t
111 kW/t
6.7 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) 2.7AUDI A5 Coupe (8T3) 3.0 TDI
Consumption9.3 L/100 km25.3 mpg US30.4 mpg UK6.9 L/100 km34.1 mpg US40.9 mpg UK
Cost / 100 km16.28 LC100 km12.08 LC100 km
Cost / 100 mi26.19 LC100 mi19.43 LC100 mi
Annual fuel used1,395 L369 US gal307 UK gal1,035 L273 US gal228 UK gal
Annual fuel cost2,441 LC/year1,811 LC/year

Head-to-head comparisons

Porsche Cayman (987C) 2.7

  • Has 5 hp more
  • Is 310 kg lighter
  • Has 8 km/h (5 mph) higher top speed
  • Has 39 hp/t better power-to-weight

Pros

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

Cons

  • Highest combined fuel consumption
  • Smallest trunk

AUDI A5 Coupe (8T3) 3.0 TDI

  • Has 227 Nm more
  • Uses 2.4 L/100 km less fuel
  • Has 225 km (140 mi) more estimated range
  • Has 195 L more trunk volume

Pros

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

Cons

  • Lowest power
  • Heaviest
  • Lowest top speed

Choose cars to compare

Brand
Model
Generation
Engine or modification
Porsche Cayman (987C) 2.7
AUDI A5 Coupe (8T3) 3.0 TDI
Compare selected cars
2 vehicles selected

Popular comparisons

2.7
2.9
VS
PorscheCayman (987C)2.7vsPorscheCayman (987C)Facelift 20092.9
3.0 TDI
3.0 TDI V6
VS
AUDIA5 Coupe (8T3)3.0 TDIvsAUDIA5 Coupe (8T3)Facelift 20113.0 TDI V6
2.7
2.7
VS
PorscheCayman (987C)2.7vsPorscheCayman (981C)2.7
3.0 TDI
2.0 TFSI
VS
AUDIA5 Coupe (8T3)3.0 TDIvsAUDIA5 Coupe (F5)2.0 TFSI
2.7
3.2i V6 24V
VS
PorscheCayman (987C)2.7vsAUDITT Coupe (8J)3.2i V6 24V
3.0 TDI
45 TFSI
VS
AUDIA5 Coupe (8T3)3.0 TDIvsAUDIA5 Coupe (F5)Facelift 201945 TFSI
2.7
1.3 Wankel
VS
PorscheCayman (987C)2.7vsMazdaRX-81.3 Wankel
3.0 TDI
3.0 TDI V6
VS
AUDIA5 Coupe (8T3)3.0 TDIvsAUDIA5 Cabriolet (8F7)3.0 TDI V6
2.7
3.2 V6
VS
PorscheCayman (987C)2.7vsVolkswagenEos3.2 V6
3.0 TDI
3.0 TDI V6
VS
AUDIA5 Coupe (8T3)3.0 TDIvsAUDIA5 Cabriolet (8F7)Facelift 20113.0 TDI V6
2.7
3.2 JTS V6
VS
PorscheCayman (987C)2.7vsAlfa RomeoBrera3.2 JTS V6
3.0 TDI
2.0 TFSI
VS
AUDIA5 Coupe (8T3)3.0 TDIvsAUDIA5 Cabriolet (F5)2.0 TFSI
Porsche Cayman (987C) 2.7 vs AUDI A5 Coupe (8T3) 3.0 TDI - car comparison - FastVsFaster