Car comparison

Porsche 911 Targa (991) 4 3.4vsPorsche 911 Targa (997) Targa 4S 3.8

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 4S 3.8

355 hp3824 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
  • Lightest
    1,560 kg
    3,439 lb
  • 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 performance score
    73/100
  • Best economy score
    83/100

Porsche 911 Targa (997) Targa 4S 3.8

  • Most powerful
    355 hp
    265 kW
  • Highest torque
    400 Nm
    295 lb-ft
  • Best power-to-weight
    225 hp/t
    168 kW/t
    4.4 kg/hp
  • Best overall score
    67/100
  • Best practicality score
    56/100

Specification comparison

Specification comparison
ModelPorsche911 Targa (991)4 3.4Porsche911 Targa (997)Targa 4S 3.8
Power
350hp261kW
355hp265kW
Torque
390Nm288lb-ft
400Nm295lb-ft
Curb weight
1,560kg3,439lb
1,575kg3,472lb
Gross weight
1,945kg4,288lb
1,960kg4,321lb
Top speed
Unrestricted
290 km/h180 mph
Restricted
280 km/h174 mph
Calculated
Unrestricted
290 km/h180 mph
Restricted
280 km/h174 mph
Calculated
To 99% top speed
66.0s99% target: 287 km/h / 178 mph
Calculated
74.2s99% target: 287 km/h / 178 mph
Calculated
0-100 km/h
4.8s
5.4s
0-200 km/h
14.7s
Calculated
16.5s
Calculated
0-60 mph
4.6s
Calculated
5.2s
Calculated
Fuel consumption
8.7L/100 km27mpg US32.5mpg UK
11.9L/100 km19.8mpg US23.7mpg UK
Fuel consumption city
11.8L/100 km19.9mpg US23.9mpg UK
18L/100 km13.1mpg US15.7mpg 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
13.4s
Calculated
Power-to-weight
224hp/t167kW/t102hp/1000 lb
Calculated
225hp/t168kW/t102hp/1000 lb
Calculated
Torque-to-weight
250Nm/t167lb-ft/ton
Calculated
254Nm/t170lb-ft/ton
Calculated
Estimated range
782km486mi
Calculated
563km350mi
Calculated
Displacement
3,436cc210cu in
3,824cc233cu in
Length
4,491mm177in
4,427mm174in
Width
1,852mm73in
1,852mm73in
Height
1,298mm51in
1,300mm51in
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
286g/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 4S 3.8PowerTorque
  • Porsche 911 Targa (991) 4 3.4: Power / Torque
  • Porsche 911 Targa (997) Targa 4S 3.8: 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 4S 3.86,600 rpm4,600 rpm6,850 rpm

Acceleration curve

Estimated speed over time for selected vehicles.

Acceleration and drag-race table
MetricPorsche911 Targa (991)4 3.4Porsche911 Targa (997)Targa 4S 3.8
Acceleration checkpoints
0-60 mph
0-97 km/h
4.6 s
5.2 s
0-100 km/h
0-62 mph
4.8 s
5.4 s
0-200 km/h
0-124 mph
14.7 s
16.5 s
Top speed
Unrestricted
290 km/h180 mph
Restricted
280 km/h174 mph
Likely limited
Unrestricted
290 km/h180 mph
Restricted
280 km/h174 mph
Likely limited
Drag race simulation
60 ft
18 m
2.2 s
2.3 s
330 ft
101 m
5.7 s
6.0 s
1/8 mile
201 m
8.4 s
8.9 s
1000 ft
305 m
10.8 s
11.3 s
1/4 mile
402 m
12.8 s
13.4 s
Trap speed
1/4 mile
402 m
187 km/h
116 mph
180 km/h
112 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 4S 3.8
355 hp
265 kW

Porsche 911 Targa (997) Targa 4S 3.8 has 5 hp more than Porsche 911 Targa (991) 4 3.4.

The biggest power difference is between Porsche 911 Targa (991) 4 3.4 and Porsche 911 Targa (997) Targa 4S 3.8: 5 hp (4 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 4S 3.8
400 Nm
295 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 4S 3.8
1,575 kg
3,472 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 4S 3.8
Unrestricted
290 km/h180 mph
Restricted
280 km/h174 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 4S 3.85.4 s

Although Porsche 911 Targa (997) Targa 4S 3.8 has more power, Porsche 911 Targa (991) 4 3.4 is quicker from 0-100 km/h.

The biggest 0-100 km/h difference is between Porsche 911 Targa (991) 4 3.4 and Porsche 911 Targa (997) Targa 4S 3.8: 0.6 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 4S 3.8
11.9 L/100 km
19.8 mpg US
23.7 mpg UK

The biggest fuel consumption difference is between Porsche 911 Targa (991) 4 3.4 and Porsche 911 Targa (997) Targa 4S 3.8: 3.2 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 4S 3.8
225 hp/t
168 kW/t
4.4 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 4S 3.8
563 km
350 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 4S 3.8
355 hp
265 kW
5.4 s
Unrestricted
290 km/h180 mph
Restricted
280 km/h174 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 4S 3.8
Power
355 hp
265 kW
0-100 km/h5.4 s
Top speed
Unrestricted
290 km/h180 mph
Restricted
280 km/h174 mph
Doors/seats
2 doors
4 seats
Trunk
105 L
3.7 cu ft
Length
4,427 mm
174.3 in
Height
1,300 mm
51.2 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 4S 3.8
Power
355 hp
265 kW
0-100 km/h5.4 s
Top speed
Unrestricted
290 km/h180 mph
Restricted
280 km/h174 mph
11.9 L/100 km
19.8 mpg US
23.7 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 4S 3.8
11.9 L/100 km
19.8 mpg US
23.7 mpg UK
5.4 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 4S 3.8
225 hp/t
168 kW/t
4.4 kg/hp
11.9 L/100 km
19.8 mpg US
23.7 mpg UK

Detailed score breakdown

Detailed score breakdown
VehiclePorsche911 Targa (991)4 3.4Porsche911 Targa (997)Targa 4S 3.8
Power
350 hp
261 kW
355 hp
265 kW
Torque
390 Nm
288 lb-ft
400 Nm
295 lb-ft
Acceleration
4.8 s
5.4 s
Top speed
Unrestricted
290 km/h180 mph
Restricted
280 km/h174 mph
Unrestricted
290 km/h180 mph
Restricted
280 km/h174 mph
Lightness
1,560 kg
3,439 lb
1,575 kg
3,472 lb
Fuel consumption
8.7 L/100 km
27.0 mpg US
32.5 mpg UK
11.9 L/100 km
19.8 mpg US
23.7 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
1,300 mm
51.2 in
Range score
782 km
486 mi
563 km
350 mi
CO2 score
204 g/km
286 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
225 hp/t
168 kW/t
4.4 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 4S 3.8
Consumption8.7 L/100 km27 mpg US32.5 mpg UK11.9 L/100 km19.8 mpg US23.7 mpg UK
Cost / 100 km15.22 LC100 km20.83 LC100 km
Cost / 100 mi24.50 LC100 mi33.51 LC100 mi
Annual fuel used1,305 L345 US gal287 UK gal1,785 L472 US gal393 UK gal
Annual fuel cost2,284 LC/year3,124 LC/year

Head-to-head comparisons

Porsche 911 Targa (991) 4 3.4

  • Is 15 kg lighter
  • Is 0.6 s quicker from 0-100 km/h
  • Uses 3.2 L/100 km less fuel
  • Has 219 km (136 mi) more estimated range
  • Has 180 L more trunk volume
  • Emits 82 g/km less CO2

Pros

  • Quickest 0-100 km/h in this comparison
  • Highest top speed
  • Lightest
  • Lowest combined fuel consumption
  • Best estimated range
  • Largest trunk

Cons

  • Lowest power

Porsche 911 Targa (997) Targa 4S 3.8

  • Has 5 hp more
  • Has 10 Nm more
  • Has 1 hp/t better power-to-weight

Pros

  • Most powerful
  • Highest torque
  • Best power-to-weight ratio

Cons

  • Slowest 0-100 km/h
  • Highest combined fuel consumption
  • Heaviest
  • 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 4S 3.8
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