Car comparison

Porsche Cayman (987C) S 3.4vsPontiac GTO 5.7i V8 16V

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

New comparison

Porsche Cayman (987C)

S 3.4

295 hp3386 ccGasolineRWDAutomaticNaturally aspiratedCoupe2005-2009
VS

Pontiac GTO

5.7i V8 16V

344 hp5665 ccGasolineRWDManualNaturally aspiratedCoupe2004-2005

Comparison overview

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

Best choices

Pontiac GTO 5.7i V8 16V

  • Quickest 0-100 km/h
    6.0 s
  • Most powerful
    344 hp
    257 kW
  • Highest torque
    488 Nm
    360 lb-ft
  • Largest trunk
    370 L
  • Best overall score
    62/100
  • Best performance score
    68/100
  • Best practicality score
    50/100

Porsche Cayman (987C) S 3.4

  • Fastest top speed
    267 km/h
    166 mph
  • Lightest
    1,390 kg
    3,064 lb
  • Best power-to-weight
    212 hp/t
    158 kW/t
    4.7 kg/hp
  • Best economy score
    77/100

Specification comparison

Specification comparison
ModelPorscheCayman (987C)S 3.4PontiacGTO5.7i V8 16V
Power
295hp220kW
344hp257kW
Torque
340Nm251lb-ft
488Nm360lb-ft
Curb weight
1,390kg3,064lb
1,650kg3,638lb
Gross weight
1,670kg3,682lb
-
Top speed
267 km/h
166 mph
257 km/h
160 mph
To 99% top speed
88.3s99% target: 264 km/h / 164 mph
Calculated
79.4s99% target: 254 km/h / 158 mph
Calculated
0-100 km/h
6.1s
6.0s
0-200 km/h
21.6s
21.8s
Calculated
0-60 mph
5.8s
Calculated
5.7s
Calculated
Fuel consumption
11L/100 km21.4mpg US25.7mpg UK
-
Fuel consumption city
16.3L/100 km14.4mpg US17.3mpg UK
-
Fuel consumption highway
7.9L/100 km29.8mpg US35.8mpg UK
-
Quarter mile
14.2s
Calculated
14.1s
Calculated
Power-to-weight
212hp/t158kW/t96hp/1000 lb
Calculated
208hp/t155kW/t95hp/1000 lb
Calculated
Torque-to-weight
245Nm/t164lb-ft/ton
Calculated
296Nm/t198lb-ft/ton
Calculated
Estimated range
582km362mi
Calculated
-
Displacement
3,386cc207cu in
5,665cc346cu in
Length
4,341mm171in
4,800mm189in
Width
1,801mm71in
1,840mm72in
Height
1,305mm51in
1,400mm55in
Wheelbase
2,415mm95in
2,788mm110in
Front track
1,486mm59in
1,559mm61in
Rear track
1,528mm60in
1,577mm62in
Ground clearance
121mm5in
-
Trunk volume
260L
370L
Doors
2
2
Seats
2
4
Fuel tank
64L
75L
CO2 emissions
262g/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) S 3.4Pontiac GTO 5.7i V8 16VPowerTorque
  • Porsche Cayman (987C) S 3.4: Power / Torque
  • Pontiac GTO 5.7i V8 16V: Power / Torque
Dyno simulation data table
VehiclePeak power RPMPeak torque RPMMax engine speed
PorscheCayman (987C)S 3.46,250 rpm4,400-6,000 rpm7,300 rpm
PontiacGTO5.7i V8 16V5,200 rpm4,000 rpm5,450 rpm

Acceleration curve

Estimated speed over time for selected vehicles.

Acceleration and drag-race table
MetricPorscheCayman (987C)S 3.4PontiacGTO5.7i V8 16V
Acceleration checkpoints
0-60 mph
0-97 km/h
5.8 s
5.7 s
0-100 km/h
0-62 mph
6.1 s
6.0 s
0-200 km/h
0-124 mph
21.6 s
21.8 s
Top speed
267 km/h
166 mph
257 km/h
160 mph
Drag race simulation
60 ft
18 m
2.4 s
2.3 s
330 ft
101 m
6.2 s
6.2 s
1/8 mile
201 m
9.3 s
9.2 s
1000 ft
305 m
11.9 s
11.9 s
1/4 mile
402 m
14.2 s
14.1 s
Trap speed
1/4 mile
402 m
165 km/h
103 mph
165 km/h
103 mph

Power comparison

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

Chart data table
VehicleValue
PorscheCayman (987C)S 3.4
295 hp
220 kW
PontiacGTO5.7i V8 16V
344 hp
257 kW

Pontiac GTO 5.7i V8 16V has 49 hp more than Porsche Cayman (987C) S 3.4.

The biggest power difference is between Porsche Cayman (987C) S 3.4 and Pontiac GTO 5.7i V8 16V: 49 hp (37 kW).

Torque comparison

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

Chart data table
VehicleValue
PorscheCayman (987C)S 3.4
340 Nm
251 lb-ft
PontiacGTO5.7i V8 16V
488 Nm
360 lb-ft

Curb weight comparison

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

Chart data table
VehicleValue
PorscheCayman (987C)S 3.4
1,390 kg
3,064 lb
PontiacGTO5.7i V8 16V
1,650 kg
3,638 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)S 3.4
267 km/h
166 mph
PontiacGTO5.7i V8 16V
257 km/h
160 mph

0-100 km/h comparison

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

Chart data table
VehicleValue
PorscheCayman (987C)S 3.46.1 s
PontiacGTO5.7i V8 16V6.0 s

The biggest 0-100 km/h difference is between Pontiac GTO 5.7i V8 16V and Porsche Cayman (987C) S 3.4: 0.1 s.

Power-to-weight comparison

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

Chart data table
VehicleValue
PorscheCayman (987C)S 3.4
212 hp/t
158 kW/t
4.7 kg/hp
PontiacGTO5.7i V8 16V
208 hp/t
155 kW/t
4.8 kg/hp

Performance spider chart

Radar chart comparing normalized performance and fuel-consumption scores.

Chart data table
VehiclePowerAccelerationTop speed
PorscheCayman (987C)S 3.4
295 hp
220 kW
6.1 s
267 km/h
166 mph
PontiacGTO5.7i V8 16V
344 hp
257 kW
6.0 s
257 km/h
160 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)S 3.4
Power
295 hp
220 kW
0-100 km/h6.1 s
Top speed
267 km/h
166 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
PontiacGTO5.7i V8 16V
Power
344 hp
257 kW
0-100 km/h6.0 s
Top speed
257 km/h
160 mph
Doors/seats
2 doors
4 seats
Trunk
370 L
13.1 cu ft
Length
4,800 mm
189.0 in
Height
1,400 mm
55.1 in

Detailed score breakdown

Detailed score breakdown
VehiclePorscheCayman (987C)S 3.4PontiacGTO5.7i V8 16V
Power
295 hp
220 kW
344 hp
257 kW
Torque
340 Nm
251 lb-ft
488 Nm
360 lb-ft
Acceleration
6.1 s
6.0 s
Top speed
267 km/h
166 mph
257 km/h
160 mph
Lightness
1,390 kg
3,064 lb
1,650 kg
3,638 lb
Fuel consumption
11.0 L/100 km
21.4 mpg US
25.7 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
370 L
13.1 cu ft
Length
4,800 mm
189.0 in
Height
1,400 mm
55.1 in
Range score
582 km
362 mi
-
CO2 score
262 g/km
-
Trunk score
260 L
9.2 cu ft
370 L
13.1 cu ft
Power-to-weight score
212 hp/t
158 kW/t
4.7 kg/hp
208 hp/t
155 kW/t
4.8 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) S 3.4
Consumption11 L/100 km21.4 mpg US25.7 mpg UK
Cost / 100 km19.25 LC100 km
Cost / 100 mi30.98 LC100 mi
Annual fuel used1,650 L436 US gal363 UK gal
Annual fuel cost2,888 LC/year

Head-to-head comparisons

Porsche Cayman (987C) S 3.4

  • Is 260 kg lighter
  • Has 10 km/h (6 mph) higher top speed
  • Has 4 hp/t better power-to-weight

Pros

  • Highest top speed
  • Lightest
  • Best power-to-weight ratio

Cons

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

Pontiac GTO 5.7i V8 16V

  • Has 49 hp more
  • Has 148 Nm more
  • Is 0.1 s quicker from 0-100 km/h
  • Has 110 L more trunk volume

Pros

  • Quickest 0-100 km/h in this comparison
  • Most powerful
  • Highest torque
  • Largest trunk

Cons

  • Heaviest
  • Lowest top speed

Choose cars to compare

Brand
Model
Generation
Engine or modification
Porsche Cayman (987C) S 3.4
Pontiac GTO 5.7i V8 16V
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