Car comparison

Porsche 911 Cabriolet (997) Turbo 3.6vsPorsche 911 Targa (997) Targa 4 3.6

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

New comparison

Porsche 911 Cabriolet (997)

Turbo 3.6

480 hp3600 ccGasolineAWDManualTurbochargedCabriolet / convertible2007-2008
VS

Porsche 911 Targa (997)

Targa 4 3.6

325 hp3596 ccGasolineAWDManualNaturally aspirated2006-2008

Comparison overview

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

Best choices

Porsche 911 Cabriolet (997) Turbo 3.6

  • Quickest 0-100 km/h
    4.0 s
  • Fastest top speed
    320 km/h
    199 mph Unrestricted
    310 km/h
    193 mph Restricted
  • Most powerful
    480 hp
    358 kW
  • Highest torque
    620 Nm
    457 lb-ft
  • Best power-to-weight
    290 hp/t
    216 kW/t
    3.4 kg/hp
  • Best overall score
    75/100
  • Best performance score
    88/100

Porsche 911 Targa (997) Targa 4 3.6

  • Lightest
    1,510 kg
    3,329 lb
  • Lowest combined fuel consumption
    11.3 L/100 km
    20.8 mpg US
    25.0 mpg UK
  • Lowest city consumption
    16.6 L/100 km
    14.2 mpg US
    17.0 mpg UK
  • Lowest highway consumption
    8.4 L/100 km
    28.0 mpg US
    33.6 mpg UK
  • Best estimated range
    593 km
    368 mi
  • Best economy score
    77/100
  • Best practicality score
    56/100

Specification comparison

Specification comparison
ModelPorsche911 Cabriolet (997)Turbo 3.6Porsche911 Targa (997)Targa 4 3.6
Power
480hp358kW
325hp242kW
Torque
620Nm457lb-ft
370Nm273lb-ft
Curb weight
1,655kg3,649lb
1,510kg3,329lb
Gross weight
2,000kg4,409lb
1,900kg4,189lb
Top speed
Unrestricted
320 km/h199 mph
Restricted
310 km/h193 mph
Calculated
280 km/h
174 mph
To 99% top speed
61.0s99% target: 317 km/h / 197 mph
Calculated
71.3s99% target: 277 km/h / 172 mph
Calculated
0-100 km/h
4.0s
5.3s
0-200 km/h
11.4s
Calculated
16.8s
Calculated
0-60 mph
3.8s
Calculated
5.1s
Calculated
Fuel consumption
12.9L/100 km18.2mpg US21.9mpg UK
11.3L/100 km20.8mpg US25.0mpg UK
Fuel consumption city
19.2L/100 km12.3mpg US14.7mpg UK
16.6L/100 km14.2mpg US17.0mpg UK
Fuel consumption highway
9.5L/100 km24.8mpg US29.7mpg UK
8.4L/100 km28mpg US33.6mpg UK
Quarter mile
11.8s
Calculated
13.3s
Calculated
Power-to-weight
290hp/t216kW/t132hp/1000 lb
Calculated
215hp/t160kW/t98hp/1000 lb
Calculated
Torque-to-weight
375Nm/t251lb-ft/ton
Calculated
245Nm/t164lb-ft/ton
Calculated
Estimated range
496km308mi
Calculated
593km368mi
Calculated
Displacement
3,600cc220cu in
3,596cc219cu in
Length
4,427mm174in
4,427mm174in
Width
1,808mm71in
1,852mm73in
Height
1,310mm52in
1,310mm52in
Wheelbase
2,350mm93in
2,350mm93in
Max trunk volume-
105L
Doors
2
2
Seats
4
4
Fuel tank
64L
67L
CO2 emissions-
272g/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 911 Cabriolet (997) Turbo 3.6Porsche 911 Targa (997) Targa 4 3.6PowerTorque
  • Porsche 911 Cabriolet (997) Turbo 3.6: Power / Torque
  • Porsche 911 Targa (997) Targa 4 3.6: Power / Torque
Dyno simulation data table
VehiclePeak power RPMPeak torque RPMMax engine speed
Porsche911 Cabriolet (997)Turbo 3.66,000 rpm1,950-5,000 rpm6,250 rpm
Porsche911 Targa (997)Targa 4 3.66,800 rpm4,250 rpm7,050 rpm

Acceleration curve

Estimated speed over time for selected vehicles.

Acceleration and drag-race table
MetricPorsche911 Cabriolet (997)Turbo 3.6Porsche911 Targa (997)Targa 4 3.6
Acceleration checkpoints
0-60 mph
0-97 km/h
3.8 s
5.1 s
0-100 km/h
0-62 mph
4.0 s
5.3 s
0-200 km/h
0-124 mph
11.4 s
16.8 s
Top speed
Unrestricted
320 km/h199 mph
Restricted
310 km/h193 mph
Likely limited
280 km/h
174 mph
Drag race simulation
60 ft
18 m
2.1 s
2.3 s
330 ft
101 m
5.3 s
5.9 s
1/8 mile
201 m
7.8 s
8.8 s
1000 ft
305 m
10.0 s
11.3 s
1/4 mile
402 m
11.8 s
13.3 s
Trap speed
1/4 mile
402 m
204 km/h
127 mph
178 km/h
111 mph

Power comparison

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

Chart data table
VehicleValue
Porsche911 Cabriolet (997)Turbo 3.6
480 hp
358 kW
Porsche911 Targa (997)Targa 4 3.6
325 hp
242 kW

Porsche 911 Cabriolet (997) Turbo 3.6 has 155 hp more than Porsche 911 Targa (997) Targa 4 3.6.

The biggest power difference is between Porsche 911 Targa (997) Targa 4 3.6 and Porsche 911 Cabriolet (997) Turbo 3.6: 155 hp (116 kW).

Torque comparison

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

Chart data table
VehicleValue
Porsche911 Cabriolet (997)Turbo 3.6
620 Nm
457 lb-ft
Porsche911 Targa (997)Targa 4 3.6
370 Nm
273 lb-ft

Curb weight comparison

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

Chart data table
VehicleValue
Porsche911 Cabriolet (997)Turbo 3.6
1,655 kg
3,649 lb
Porsche911 Targa (997)Targa 4 3.6
1,510 kg
3,329 lb

Top speed without limiter comparison

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

Chart data table
VehicleValue
Porsche911 Cabriolet (997)Turbo 3.6
Unrestricted
320 km/h199 mph
Restricted
310 km/h193 mph
Porsche911 Targa (997)Targa 4 3.6
280 km/h
174 mph

0-100 km/h comparison

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

Chart data table
VehicleValue
Porsche911 Cabriolet (997)Turbo 3.64.0 s
Porsche911 Targa (997)Targa 4 3.65.3 s

The biggest 0-100 km/h difference is between Porsche 911 Cabriolet (997) Turbo 3.6 and Porsche 911 Targa (997) Targa 4 3.6: 1.3 s.

Fuel consumption comparison

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

Chart data table
VehicleValue
Porsche911 Cabriolet (997)Turbo 3.6
12.9 L/100 km
18.2 mpg US
21.9 mpg UK
Porsche911 Targa (997)Targa 4 3.6
11.3 L/100 km
20.8 mpg US
25.0 mpg UK

The biggest fuel consumption difference is between Porsche 911 Targa (997) Targa 4 3.6 and Porsche 911 Cabriolet (997) Turbo 3.6: 1.6 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
Porsche911 Cabriolet (997)Turbo 3.6
290 hp/t
216 kW/t
3.4 kg/hp
Porsche911 Targa (997)Targa 4 3.6
215 hp/t
160 kW/t
4.6 kg/hp

Estimated range comparison

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

Chart data table
VehicleValue
Porsche911 Cabriolet (997)Turbo 3.6
496 km
308 mi
Porsche911 Targa (997)Targa 4 3.6
593 km
368 mi

Performance spider chart

Radar chart comparing normalized performance and fuel-consumption scores.

Chart data table
VehiclePowerAccelerationTop speed
Porsche911 Cabriolet (997)Turbo 3.6
480 hp
358 kW
4.0 s
Unrestricted
320 km/h199 mph
Restricted
310 km/h193 mph
Porsche911 Targa (997)Targa 4 3.6
325 hp
242 kW
5.3 s
280 km/h
174 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
Porsche911 Cabriolet (997)Turbo 3.6
Power
480 hp
358 kW
0-100 km/h4.0 s
Top speed
Unrestricted
320 km/h199 mph
Restricted
310 km/h193 mph
Doors/seats
2 doors
4 seats
Trunk-
Length
4,427 mm
174.3 in
Height
1,310 mm
51.6 in
Porsche911 Targa (997)Targa 4 3.6
Power
325 hp
242 kW
0-100 km/h5.3 s
Top speed
280 km/h
174 mph
Doors/seats
2 doors
4 seats
Trunk
105 L
3.7 cu ft
Length
4,427 mm
174.3 in
Height
1,310 mm
51.6 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
Porsche911 Cabriolet (997)Turbo 3.6
Power
480 hp
358 kW
0-100 km/h4.0 s
Top speed
Unrestricted
320 km/h199 mph
Restricted
310 km/h193 mph
12.9 L/100 km
18.2 mpg US
21.9 mpg UK
Porsche911 Targa (997)Targa 4 3.6
Power
325 hp
242 kW
0-100 km/h5.3 s
Top speed
280 km/h
174 mph
11.3 L/100 km
20.8 mpg US
25.0 mpg UK

Porsche 911 Cabriolet (997) Turbo 3.6 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
Porsche911 Cabriolet (997)Turbo 3.6
12.9 L/100 km
18.2 mpg US
21.9 mpg UK
4.0 s
Porsche911 Targa (997)Targa 4 3.6
11.3 L/100 km
20.8 mpg US
25.0 mpg UK
5.3 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
Porsche911 Cabriolet (997)Turbo 3.6
290 hp/t
216 kW/t
3.4 kg/hp
12.9 L/100 km
18.2 mpg US
21.9 mpg UK
Porsche911 Targa (997)Targa 4 3.6
215 hp/t
160 kW/t
4.6 kg/hp
11.3 L/100 km
20.8 mpg US
25.0 mpg UK

Detailed score breakdown

Detailed score breakdown
VehiclePorsche911 Cabriolet (997)Turbo 3.6Porsche911 Targa (997)Targa 4 3.6
Power
480 hp
358 kW
325 hp
242 kW
Torque
620 Nm
457 lb-ft
370 Nm
273 lb-ft
Acceleration
4.0 s
5.3 s
Top speed
Unrestricted
320 km/h199 mph
Restricted
310 km/h193 mph
280 km/h
174 mph
Lightness
1,655 kg
3,649 lb
1,510 kg
3,329 lb
Fuel consumption
12.9 L/100 km
18.2 mpg US
21.9 mpg UK
11.3 L/100 km
20.8 mpg US
25.0 mpg UK
Practicality
Doors/seats
2 doors
4 seats
Trunk-
Length
4,427 mm
174.3 in
Height
1,310 mm
51.6 in
Doors/seats
2 doors
4 seats
Trunk
105 L
3.7 cu ft
Length
4,427 mm
174.3 in
Height
1,310 mm
51.6 in
Range score
496 km
308 mi
593 km
368 mi
CO2 score
-
272 g/km
Trunk score
-
105 L
3.7 cu ft
Power-to-weight score
290 hp/t
216 kW/t
3.4 kg/hp
215 hp/t
160 kW/t
4.6 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 911 Cabriolet (997) Turbo 3.6Porsche 911 Targa (997) Targa 4 3.6
Consumption12.9 L/100 km18.2 mpg US21.9 mpg UK11.3 L/100 km20.8 mpg US25 mpg UK
Cost / 100 km22.58 LC100 km19.78 LC100 km
Cost / 100 mi36.33 LC100 mi31.82 LC100 mi
Annual fuel used1,935 L511 US gal426 UK gal1,695 L448 US gal373 UK gal
Annual fuel cost3,386 LC/year2,966 LC/year

Head-to-head comparisons

Porsche 911 Cabriolet (997) Turbo 3.6

  • Has 155 hp more
  • Has 250 Nm more
  • Is 1.3 s quicker from 0-100 km/h
  • Has 40 km/h (25 mph) higher top speed
  • Has 75 hp/t better power-to-weight

Pros

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

Cons

  • Highest combined fuel consumption
  • Heaviest

Porsche 911 Targa (997) Targa 4 3.6

  • Is 145 kg lighter
  • Uses 1.6 L/100 km less fuel
  • Has 97 km (60 mi) more estimated range

Pros

  • Lightest
  • Lowest combined fuel consumption
  • Best estimated range

Cons

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

Choose cars to compare

Brand
Model
Generation
Engine or modification
Porsche 911 Cabriolet (997) Turbo 3.6
Porsche 911 Targa (997) Targa 4 3.6
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