Car comparison

Porsche 911 Cabriolet (991) Carrera 3.4vsPorsche 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 (991)

Carrera 3.4

350 hp3436 ccGasolineRWDManualNaturally aspiratedCabriolet / convertible2011-2015

Porsche 911 Targa (997)

Targa 4 3.6

325 hp3596 ccGasolineAWDAutomaticNaturally aspirated2006-2008

Comparison overview

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

Porsche 911 Cabriolet (991) Carrera 3.4

Quickest 0-100 km/h
5.0 s
Fastest top speed
286 km/h
178 mph
Most powerful
350 hp
261 kW
Highest torque
390 Nm
288 lb-ft
Lightest
1,470 kg
3,241 lb
Best power-to-weight
238 hp/t
178 kW/t
4.2 kg/hp
Lowest combined fuel consumption
9.2 L/100 km
25.6 mpg US
30.7 mpg UK
Lowest city consumption
12.7 L/100 km
18.5 mpg US
22.2 mpg UK
Lowest highway consumption
7.2 L/100 km
32.7 mpg US
39.2 mpg UK
Lowest CO2 emissions
216 g/km
Best estimated range
696 km
432 mi
Largest trunk
290 L
Best overall score
63/100
Best performance score
72/100
Best economy score
82/100

Porsche 911 Targa (997) Targa 4 3.6

Best practicality score
56/100

Specification comparison

Specification comparison
Model	Porsche911 Cabriolet (991)Carrera 3.4	Porsche911 Targa (997)Targa 4 3.6
Power	350hp261kW	325hp242kW
Torque	390Nm288lb-ft	370Nm273lb-ft
Curb weight	1,470kg3,241lb	1,550kg3,417lb
Gross weight	1,850kg4,079lb	1,945kg4,288lb
Top speed	286 km/h 178 mph	275 km/h 171 mph
To 99% top speed	68.9s99% target: 283 km/h / 176 mph Calculated	77.1s99% target: 272 km/h / 169 mph Calculated
0-100 km/h	5.0s	5.8s
0-200 km/h	15.6s Calculated	18.8s Calculated
0-60 mph	4.8s Calculated	5.5s Calculated
Fuel consumption	9.2L/100 km25.6mpg US30.7mpg UK	11.6L/100 km20.3mpg US24.4mpg UK
Fuel consumption city	12.7L/100 km18.5mpg US22.2mpg UK	17.4L/100 km13.5mpg US16.2mpg UK
Fuel consumption highway	7.2L/100 km32.7mpg US39.2mpg UK	8.6L/100 km27.4mpg US32.8mpg UK
Quarter mile	13.0s Calculated	13.8s Calculated
Power-to-weight	238hp/t178kW/t108hp/1000 lb Calculated	210hp/t156kW/t95hp/1000 lb Calculated
Torque-to-weight	265Nm/t178lb-ft/ton Calculated	239Nm/t160lb-ft/ton Calculated
Estimated range	696km432mi Calculated	578km359mi Calculated
Displacement	3,436cc210cu in	3,596cc219cu in
Length	4,491mm177in	4,427mm174in
Width	1,808mm71in	1,852mm73in
Height	1,299mm51in	1,310mm52in
Wheelbase	2,450mm96in	2,350mm93in
Front track	1,532mm60in	-
Rear track	1,518mm60in	-
Trunk volume	290L	-
Max trunk volume	-	105L
Doors	2	2
Seats	4	4
Fuel tank	64L	67L
CO2 emissions	216g/km	280g/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 (991) Carrera 3.4Porsche 911 Targa (997) Targa 4 3.6PowerTorque

Dyno simulation data table
Vehicle	Peak power RPM	Peak torque RPM	Max engine speed
Porsche911 Cabriolet (991)Carrera 3.4	7,400 rpm	5,600 rpm	7,650 rpm
Porsche911 Targa (997)Targa 4 3.6	6,800 rpm	4,250 rpm	7,050 rpm

Acceleration curve

Estimated speed over time for selected vehicles.

Acceleration and drag-race table
Metric	Porsche911 Cabriolet (991)Carrera 3.4	Porsche911 Targa (997)Targa 4 3.6
	Acceleration checkpoints
0-60 mph 0-97 km/h	4.8 s	5.5 s
0-100 km/h 0-62 mph	5.0 s	5.8 s
0-200 km/h 0-124 mph	15.6 s	18.8 s
Top speed	286 km/h 178 mph	275 km/h 171 mph
	Drag race simulation
60 ft 18 m	2.2 s	2.4 s
330 ft 101 m	5.8 s	6.1 s
1/8 mile 201 m	8.6 s	9.1 s
1000 ft 305 m	11.0 s	11.7 s
1/4 mile 402 m	13.0 s	13.8 s
Trap speed 1/4 mile 402 m	183 km/h 114 mph	172 km/h 107 mph

Power comparison

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

Chart data table
Vehicle	Value
Porsche911 Cabriolet (991)Carrera 3.4	350 hp 261 kW
Porsche911 Targa (997)Targa 4 3.6	325 hp 242 kW

Porsche 911 Cabriolet (991) Carrera 3.4 has 25 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 (991) Carrera 3.4: 25 hp (19 kW).

Torque comparison

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

Chart data table
Vehicle	Value
Porsche911 Cabriolet (991)Carrera 3.4	390 Nm 288 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
Vehicle	Value
Porsche911 Cabriolet (991)Carrera 3.4	1,470 kg 3,241 lb
Porsche911 Targa (997)Targa 4 3.6	1,550 kg 3,417 lb

Top speed without limiter comparison

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

Chart data table
Vehicle	Value
Porsche911 Cabriolet (991)Carrera 3.4	286 km/h 178 mph
Porsche911 Targa (997)Targa 4 3.6	275 km/h 171 mph

0-100 km/h comparison

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

Chart data table
Vehicle	Value
Porsche911 Cabriolet (991)Carrera 3.4	5.0 s
Porsche911 Targa (997)Targa 4 3.6	5.8 s

The biggest 0-100 km/h difference is between Porsche 911 Cabriolet (991) Carrera 3.4 and Porsche 911 Targa (997) Targa 4 3.6: 0.8 s.

Fuel consumption comparison

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

Chart data table
Vehicle	Value
Porsche911 Cabriolet (991)Carrera 3.4	9.2 L/100 km 25.6 mpg US 30.7 mpg UK
Porsche911 Targa (997)Targa 4 3.6	11.6 L/100 km 20.3 mpg US 24.4 mpg UK

The biggest fuel consumption difference is between Porsche 911 Cabriolet (991) Carrera 3.4 and Porsche 911 Targa (997) Targa 4 3.6: 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
Vehicle	Value
Porsche911 Cabriolet (991)Carrera 3.4	238 hp/t 178 kW/t 4.2 kg/hp
Porsche911 Targa (997)Targa 4 3.6	210 hp/t 156 kW/t 4.8 kg/hp

Estimated range comparison

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

Chart data table
Vehicle	Value
Porsche911 Cabriolet (991)Carrera 3.4	696 km 432 mi
Porsche911 Targa (997)Targa 4 3.6	578 km 359 mi

Performance spider chart

Radar chart comparing normalized performance and fuel-consumption scores.

Chart data table
Vehicle	Power	Acceleration	Top speed
Porsche911 Cabriolet (991)Carrera 3.4	350 hp 261 kW	5.0 s	286 km/h 178 mph
Porsche911 Targa (997)Targa 4 3.6	325 hp 242 kW	5.8 s	275 km/h 171 mph

Most attractive quadrant

Scatter chart with performance score on the X axis and practicality score on the Y axis.

Vehicle

Performance score

Practicality score

Porsche911 Cabriolet (991)Carrera 3.4

Power	350 hp 261 kW
0-100 km/h	5.0 s
Top speed 286 km/h 178 mph

Doors/seats	2 doors 4 seats
Trunk	290 L 10.2 cu ft
Length	4,491 mm 176.8 in
Height	1,299 mm 51.1 in

Porsche911 Targa (997)Targa 4 3.6

Power	325 hp 242 kW
0-100 km/h	5.8 s
Top speed 275 km/h 171 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.

Vehicle

Performance score

Fuel economy score

Porsche911 Cabriolet (991)Carrera 3.4

Power	350 hp 261 kW
0-100 km/h	5.0 s
Top speed 286 km/h 178 mph

9.2 L/100 km

25.6 mpg US

30.7 mpg UK

Porsche911 Targa (997)Targa 4 3.6

Power	325 hp 242 kW
0-100 km/h	5.8 s
Top speed 275 km/h 171 mph

11.6 L/100 km

20.3 mpg US

24.4 mpg UK

Porsche 911 Cabriolet (991) Carrera 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
Vehicle	Fuel consumption, L/100 km	0-100 km/h, s
Porsche911 Cabriolet (991)Carrera 3.4	9.2 L/100 km 25.6 mpg US 30.7 mpg UK	5.0 s
Porsche911 Targa (997)Targa 4 3.6	11.6 L/100 km 20.3 mpg US 24.4 mpg UK	5.8 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
Vehicle	Power-to-weight, hp/t	Fuel consumption, L/100 km
Porsche911 Cabriolet (991)Carrera 3.4	238 hp/t 178 kW/t 4.2 kg/hp	9.2 L/100 km 25.6 mpg US 30.7 mpg UK
Porsche911 Targa (997)Targa 4 3.6	210 hp/t 156 kW/t 4.8 kg/hp	11.6 L/100 km 20.3 mpg US 24.4 mpg UK

Detailed score breakdown

Vehicle

Porsche911 Cabriolet (991)Carrera 3.4

Porsche911 Targa (997)Targa 4 3.6

Power

350 hp

261 kW

325 hp

242 kW

Torque

390 Nm

288 lb-ft

370 Nm

273 lb-ft

Acceleration

5.0 s

5.8 s

Top speed

286 km/h

178 mph

275 km/h

171 mph

Lightness

1,470 kg

3,241 lb

1,550 kg

3,417 lb

Fuel consumption

9.2 L/100 km

25.6 mpg US

30.7 mpg UK

11.6 L/100 km

20.3 mpg US

24.4 mpg UK

Practicality

Doors/seats	2 doors 4 seats
Trunk	290 L 10.2 cu ft
Length	4,491 mm 176.8 in
Height	1,299 mm 51.1 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

696 km

432 mi

578 km

359 mi

CO2 score

216 g/km

280 g/km

Trunk score

290 L

10.2 cu ft

105 L

3.7 cu ft

Power-to-weight score

238 hp/t

178 kW/t

4.2 kg/hp

210 hp/t

156 kW/t

4.8 kg/hp

Overall

Fixed score

Fuel cost and annual usage

Estimate running costs from combined consumption, your annual distance, and the fuel price in your local currency.

Average annual distanceDistance unitFuel price in your local currencyPrice unit

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
Vehicle	Porsche 911 Cabriolet (991) Carrera 3.4	Porsche 911 Targa (997) Targa 4 3.6
Consumption	9.2 L/100 km25.6 mpg US30.7 mpg UK	11.6 L/100 km20.3 mpg US24.4 mpg UK
Cost / 100 km	16.10 LC100 km	20.30 LC100 km
Cost / 100 mi	25.91 LC100 mi	32.67 LC100 mi
Annual fuel used	1,380 L365 US gal304 UK gal	1,740 L460 US gal383 UK gal
Annual fuel cost	2,415 LC/year	3,045 LC/year