Car comparison

Porsche 911 Targa (991) 4 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 Targa (991)

4 3.4

350 hp3436 ccGasolineAWDDual-clutchNaturally aspirated2014-2015
VS

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.

Best choices

Porsche 911 Targa (991) 4 3.4

  • Quickest 0-100 km/h
    4.8 s
  • Fastest top speed
    290 km/h
    180 mph Unrestricted
    280 km/h
    174 mph Restricted
  • Most powerful
    350 hp
    261 kW
  • Highest torque
    390 Nm
    288 lb-ft
  • Best power-to-weight
    224 hp/t
    167 kW/t
    4.5 kg/hp
  • Lowest combined fuel consumption
    8.7 L/100 km
    27.0 mpg US
    32.5 mpg UK
  • Lowest city consumption
    11.8 L/100 km
    19.9 mpg US
    23.9 mpg UK
  • Lowest highway consumption
    6.9 L/100 km
    34.1 mpg US
    40.9 mpg UK
  • Lowest CO2 emissions
    204 g/km
  • Best estimated range
    782 km
    486 mi
  • Largest trunk
    285 L
  • Best overall score
    66/100
  • Best performance score
    73/100
  • Best economy score
    83/100

Specification comparison

Specification comparison
ModelPorsche911 Targa (991)4 3.4Porsche911 Targa (997)Targa 4 3.6
Power
350hp261kW
325hp242kW
Torque
390Nm288lb-ft
370Nm273lb-ft
Curb weight
1,560kg3,439lb
1,550kg3,417lb
Gross weight
1,945kg4,288lb
1,945kg4,288lb
Top speed
Unrestricted
290 km/h180 mph
Restricted
280 km/h174 mph
Calculated
275 km/h
171 mph
To 99% top speed
66.0s99% target: 287 km/h / 178 mph
Calculated
77.1s99% target: 272 km/h / 169 mph
Calculated
0-100 km/h
4.8s
5.8s
0-200 km/h
14.7s
Calculated
18.8s
Calculated
0-60 mph
4.6s
Calculated
5.5s
Calculated
Fuel consumption
8.7L/100 km27mpg US32.5mpg UK
11.6L/100 km20.3mpg US24.4mpg UK
Fuel consumption city
11.8L/100 km19.9mpg US23.9mpg UK
17.4L/100 km13.5mpg US16.2mpg UK
Fuel consumption highway
6.9L/100 km34.1mpg US40.9mpg UK
8.6L/100 km27.4mpg US32.8mpg UK
Quarter mile
12.8s
Calculated
13.8s
Calculated
Power-to-weight
224hp/t167kW/t102hp/1000 lb
Calculated
210hp/t156kW/t95hp/1000 lb
Calculated
Torque-to-weight
250Nm/t167lb-ft/ton
Calculated
239Nm/t160lb-ft/ton
Calculated
Estimated range
782km486mi
Calculated
578km359mi
Calculated
Displacement
3,436cc210cu in
3,596cc219cu in
Length
4,491mm177in
4,427mm174in
Width
1,852mm73in
1,852mm73in
Height
1,298mm51in
1,310mm52in
Wheelbase
2,450mm96in
2,350mm93in
Front track
1,532mm60in
-
Rear track
1,560mm61in
-
Trunk volume
285L
-
Max trunk volume-
105L
Doors
2
2
Seats
4
4
Fuel tank
68L
67L
CO2 emissions
204g/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 Targa (991) 4 3.4Porsche 911 Targa (997) Targa 4 3.6PowerTorque
  • Porsche 911 Targa (991) 4 3.4: Power / Torque
  • Porsche 911 Targa (997) Targa 4 3.6: Power / Torque
Dyno simulation data table
VehiclePeak power RPMPeak torque RPMMax engine speed
Porsche911 Targa (991)4 3.47,400 rpm5,600 rpm7,650 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 Targa (991)4 3.4Porsche911 Targa (997)Targa 4 3.6
Acceleration checkpoints
0-60 mph
0-97 km/h
4.6 s
5.5 s
0-100 km/h
0-62 mph
4.8 s
5.8 s
0-200 km/h
0-124 mph
14.7 s
18.8 s
Top speed
Unrestricted
290 km/h180 mph
Restricted
280 km/h174 mph
Likely limited
275 km/h
171 mph
Drag race simulation
60 ft
18 m
2.2 s
2.4 s
330 ft
101 m
5.7 s
6.1 s
1/8 mile
201 m
8.4 s
9.1 s
1000 ft
305 m
10.8 s
11.7 s
1/4 mile
402 m
12.8 s
13.8 s
Trap speed
1/4 mile
402 m
187 km/h
116 mph
172 km/h
107 mph

Power comparison

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

Chart data table
VehicleValue
Porsche911 Targa (991)4 3.4
350 hp
261 kW
Porsche911 Targa (997)Targa 4 3.6
325 hp
242 kW

Porsche 911 Targa (991) 4 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 Targa (991) 4 3.4: 25 hp (19 kW).

Torque comparison

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

Chart data table
VehicleValue
Porsche911 Targa (991)4 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
VehicleValue
Porsche911 Targa (991)4 3.4
1,560 kg
3,439 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
VehicleValue
Porsche911 Targa (991)4 3.4
Unrestricted
290 km/h180 mph
Restricted
280 km/h174 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
VehicleValue
Porsche911 Targa (991)4 3.44.8 s
Porsche911 Targa (997)Targa 4 3.65.8 s

The biggest 0-100 km/h difference is between Porsche 911 Targa (991) 4 3.4 and Porsche 911 Targa (997) Targa 4 3.6: 1.0 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 Targa (991)4 3.4
8.7 L/100 km
27.0 mpg US
32.5 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 Targa (991) 4 3.4 and Porsche 911 Targa (997) Targa 4 3.6: 2.9 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 Targa (991)4 3.4
224 hp/t
167 kW/t
4.5 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
VehicleValue
Porsche911 Targa (991)4 3.4
782 km
486 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
VehiclePowerAccelerationTop speed
Porsche911 Targa (991)4 3.4
350 hp
261 kW
4.8 s
Unrestricted
290 km/h180 mph
Restricted
280 km/h174 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.

Chart data table
VehiclePerformance scorePracticality score
Porsche911 Targa (991)4 3.4
Power
350 hp
261 kW
0-100 km/h4.8 s
Top speed
Unrestricted
290 km/h180 mph
Restricted
280 km/h174 mph
Doors/seats
2 doors
4 seats
Trunk
285 L
10.1 cu ft
Length
4,491 mm
176.8 in
Height
1,298 mm
51.1 in
Porsche911 Targa (997)Targa 4 3.6
Power
325 hp
242 kW
0-100 km/h5.8 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.

Performance vs fuel economy data table
VehiclePerformance scoreFuel economy score
Porsche911 Targa (991)4 3.4
Power
350 hp
261 kW
0-100 km/h4.8 s
Top speed
Unrestricted
290 km/h180 mph
Restricted
280 km/h174 mph
8.7 L/100 km
27.0 mpg US
32.5 mpg UK
Porsche911 Targa (997)Targa 4 3.6
Power
325 hp
242 kW
0-100 km/h5.8 s
Top speed
275 km/h
171 mph
11.6 L/100 km
20.3 mpg US
24.4 mpg UK

Porsche 911 Targa (991) 4 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
Porsche911 Targa (991)4 3.4
8.7 L/100 km
27.0 mpg US
32.5 mpg UK
4.8 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
VehiclePower-to-weight, hp/tFuel consumption, L/100 km
Porsche911 Targa (991)4 3.4
224 hp/t
167 kW/t
4.5 kg/hp
8.7 L/100 km
27.0 mpg US
32.5 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

Detailed score breakdown
VehiclePorsche911 Targa (991)4 3.4Porsche911 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
4.8 s
5.8 s
Top speed
Unrestricted
290 km/h180 mph
Restricted
280 km/h174 mph
275 km/h
171 mph
Lightness
1,560 kg
3,439 lb
1,550 kg
3,417 lb
Fuel consumption
8.7 L/100 km
27.0 mpg US
32.5 mpg UK
11.6 L/100 km
20.3 mpg US
24.4 mpg UK
Practicality
Doors/seats
2 doors
4 seats
Trunk
285 L
10.1 cu ft
Length
4,491 mm
176.8 in
Height
1,298 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
782 km
486 mi
578 km
359 mi
CO2 score
204 g/km
280 g/km
Trunk score
285 L
10.1 cu ft
105 L
3.7 cu ft
Power-to-weight score
224 hp/t
167 kW/t
4.5 kg/hp
210 hp/t
156 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 911 Targa (991) 4 3.4Porsche 911 Targa (997) Targa 4 3.6
Consumption8.7 L/100 km27 mpg US32.5 mpg UK11.6 L/100 km20.3 mpg US24.4 mpg UK
Cost / 100 km15.22 LC100 km20.30 LC100 km
Cost / 100 mi24.50 LC100 mi32.67 LC100 mi
Annual fuel used1,305 L345 US gal287 UK gal1,740 L460 US gal383 UK gal
Annual fuel cost2,284 LC/year3,045 LC/year

Head-to-head comparisons

Porsche 911 Targa (991) 4 3.4

  • Has 25 hp more
  • Has 20 Nm more
  • Is 1.0 s quicker from 0-100 km/h
  • Has 15 km/h (9 mph) higher top speed
  • Uses 2.9 L/100 km less fuel
  • Has 15 hp/t better power-to-weight
  • Has 204 km (127 mi) more estimated range
  • Has 180 L more trunk volume
  • Emits 76 g/km less CO2

Pros

  • Quickest 0-100 km/h in this comparison
  • Highest top speed
  • Most powerful
  • Highest torque
  • Lowest combined fuel consumption
  • Best power-to-weight ratio
  • Best estimated range
  • Largest trunk

Cons

  • Heaviest

Porsche 911 Targa (997) Targa 4 3.6

  • Is 10 kg lighter

Pros

  • Lightest

Cons

  • Slowest 0-100 km/h
  • Lowest power
  • Highest combined fuel consumption
  • Lowest top speed
  • Smallest trunk
  • Highest CO2 emissions

Choose cars to compare

Brand
Model
Generation
Engine or modification
Porsche 911 Targa (991) 4 3.4
Porsche 911 Targa (997) Targa 4 3.6
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