Car comparison

Porsche 911 (991) Carrera 4S 3.8vsPorsche 911 Targa (991) 4S 3.8

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

New comparison

Porsche 911 (991)

Carrera 4S 3.8

400 hp3800 ccGasolineAWDDual-clutchNaturally aspiratedCoupe2012-2015
VS

Porsche 911 Targa (991)

4S 3.8

400 hp3800 ccGasolineAWDDual-clutchNaturally aspirated2014-2015

Comparison overview

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

Best choices

Porsche 911 (991) Carrera 4S 3.8

  • Quickest 0-100 km/h
    4.1 s
  • Fastest top speed
    297 km/h
    185 mph
  • Most powerful
    400 hp
    298 kW
  • Highest torque
    440 Nm
    325 lb-ft
  • Lightest
    1,485 kg
    3,274 lb
  • Best power-to-weight
    269 hp/t
    201 kW/t
    3.7 kg/hp
  • Lowest combined fuel consumption
    9.1 L/100 km
    25.8 mpg US
    31.0 mpg UK
  • Lowest city consumption
    12.4 L/100 km
    19.0 mpg US
    22.8 mpg UK
  • Lowest highway consumption
    7.0 L/100 km
    33.6 mpg US
    40.4 mpg UK
  • Lowest CO2 emissions
    212 g/km
  • Best estimated range
    747 km
    464 mi
  • Largest trunk
    385 L
  • Best overall score
    70/100
  • Best performance score
    79/100
  • Best economy score
    82/100

Specification comparison

Specification comparison
ModelPorsche911 (991)Carrera 4S 3.8Porsche911 Targa (991)4S 3.8
Power
400hp298kW
400hp298kW
Torque
440Nm325lb-ft
440Nm325lb-ft
Curb weight
1,485kg3,274lb
1,575kg3,472lb
Gross weight
1,895kg4,178lb
1,980kg4,365lb
Top speed
297 km/h
185 mph
294 km/h
183 mph
To 99% top speed
58.2s99% target: 294 km/h / 183 mph
Calculated
59.4s99% target: 291 km/h / 181 mph
Calculated
0-100 km/h
4.1s
4.4s
0-200 km/h
12.3s
Calculated
13.1s
Calculated
0-60 mph
3.9s
Calculated
4.2s
Calculated
Fuel consumption
9.1L/100 km25.8mpg US31.0mpg UK
9.2L/100 km25.6mpg US30.7mpg UK
Fuel consumption city
12.4L/100 km19mpg US22.8mpg UK
12.5L/100 km18.8mpg US22.6mpg UK
Fuel consumption highway
7L/100 km33.6mpg US40.4mpg UK
7.1L/100 km33.1mpg US39.8mpg UK
Quarter mile
12.0s
Calculated
12.3s
Calculated
Power-to-weight
269hp/t201kW/t122hp/1000 lb
Calculated
254hp/t189kW/t115hp/1000 lb
Calculated
Torque-to-weight
296Nm/t198lb-ft/ton
Calculated
279Nm/t187lb-ft/ton
Calculated
Estimated range
747km464mi
Calculated
739km459mi
Calculated
Displacement
3,800cc232cu in
3,800cc232cu in
Length
4,491mm177in
4,491mm177in
Width
1,852mm73in
1,852mm73in
Height
1,295mm51in
1,289mm51in
Wheelbase
2,450mm96in
2,450mm96in
Front track
1,538mm61in
1,538mm61in
Rear track
1,552mm61in
1,552mm61in
Trunk volume
385L
285L
Doors
2
2
Seats
4
4
Fuel tank
68L
68L
CO2 emissions
212g/km
214g/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 (991) Carrera 4S 3.8Porsche 911 Targa (991) 4S 3.8PowerTorque
  • Porsche 911 (991) Carrera 4S 3.8: Power / Torque
  • Porsche 911 Targa (991) 4S 3.8: Power / Torque
Dyno simulation data table
VehiclePeak power RPMPeak torque RPMMax engine speed
Porsche911 (991)Carrera 4S 3.87,400 rpm5,600 rpm7,650 rpm
Porsche911 Targa (991)4S 3.87,400 rpm5,600 rpm7,650 rpm

Acceleration curve

Estimated speed over time for selected vehicles.

Acceleration and drag-race table
MetricPorsche911 (991)Carrera 4S 3.8Porsche911 Targa (991)4S 3.8
Acceleration checkpoints
0-60 mph
0-97 km/h
3.9 s
4.2 s
0-100 km/h
0-62 mph
4.1 s
4.4 s
0-200 km/h
0-124 mph
12.3 s
13.1 s
Top speed
297 km/h
185 mph
294 km/h
183 mph
Drag race simulation
60 ft
18 m
2.1 s
2.1 s
330 ft
101 m
5.3 s
5.5 s
1/8 mile
201 m
7.9 s
8.1 s
1000 ft
305 m
10.1 s
10.4 s
1/4 mile
402 m
12.0 s
12.3 s
Trap speed
1/4 mile
402 m
197 km/h
123 mph
194 km/h
120 mph

Power comparison

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

Chart data table
VehicleValue
Porsche911 (991)Carrera 4S 3.8
400 hp
298 kW
Porsche911 Targa (991)4S 3.8
400 hp
298 kW

Torque comparison

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

Chart data table
VehicleValue
Porsche911 (991)Carrera 4S 3.8
440 Nm
325 lb-ft
Porsche911 Targa (991)4S 3.8
440 Nm
325 lb-ft

Curb weight comparison

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

Chart data table
VehicleValue
Porsche911 (991)Carrera 4S 3.8
1,485 kg
3,274 lb
Porsche911 Targa (991)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 (991)Carrera 4S 3.8
297 km/h
185 mph
Porsche911 Targa (991)4S 3.8
294 km/h
183 mph

0-100 km/h comparison

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

Chart data table
VehicleValue
Porsche911 (991)Carrera 4S 3.84.1 s
Porsche911 Targa (991)4S 3.84.4 s

The biggest 0-100 km/h difference is between Porsche 911 (991) Carrera 4S 3.8 and Porsche 911 Targa (991) 4S 3.8: 0.3 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 (991)Carrera 4S 3.8
9.1 L/100 km
25.8 mpg US
31.0 mpg UK
Porsche911 Targa (991)4S 3.8
9.2 L/100 km
25.6 mpg US
30.7 mpg UK

Power-to-weight comparison

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

Chart data table
VehicleValue
Porsche911 (991)Carrera 4S 3.8
269 hp/t
201 kW/t
3.7 kg/hp
Porsche911 Targa (991)4S 3.8
254 hp/t
189 kW/t
3.9 kg/hp

Estimated range comparison

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

Chart data table
VehicleValue
Porsche911 (991)Carrera 4S 3.8
747 km
464 mi
Porsche911 Targa (991)4S 3.8
739 km
459 mi

Performance spider chart

Radar chart comparing normalized performance and fuel-consumption scores.

Chart data table
VehiclePowerAccelerationTop speed
Porsche911 (991)Carrera 4S 3.8
400 hp
298 kW
4.1 s
297 km/h
185 mph
Porsche911 Targa (991)4S 3.8
400 hp
298 kW
4.4 s
294 km/h
183 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 (991)Carrera 4S 3.8
Power
400 hp
298 kW
0-100 km/h4.1 s
Top speed
297 km/h
185 mph
Doors/seats
2 doors
4 seats
Trunk
385 L
13.6 cu ft
Length
4,491 mm
176.8 in
Height
1,295 mm
51.0 in
Porsche911 Targa (991)4S 3.8
Power
400 hp
298 kW
0-100 km/h4.4 s
Top speed
294 km/h
183 mph
Doors/seats
2 doors
4 seats
Trunk
285 L
10.1 cu ft
Length
4,491 mm
176.8 in
Height
1,289 mm
50.7 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 (991)Carrera 4S 3.8
Power
400 hp
298 kW
0-100 km/h4.1 s
Top speed
297 km/h
185 mph
9.1 L/100 km
25.8 mpg US
31.0 mpg UK
Porsche911 Targa (991)4S 3.8
Power
400 hp
298 kW
0-100 km/h4.4 s
Top speed
294 km/h
183 mph
9.2 L/100 km
25.6 mpg US
30.7 mpg UK

Porsche 911 (991) Carrera 4S 3.8 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 (991)Carrera 4S 3.8
9.1 L/100 km
25.8 mpg US
31.0 mpg UK
4.1 s
Porsche911 Targa (991)4S 3.8
9.2 L/100 km
25.6 mpg US
30.7 mpg UK
4.4 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 (991)Carrera 4S 3.8
269 hp/t
201 kW/t
3.7 kg/hp
9.1 L/100 km
25.8 mpg US
31.0 mpg UK
Porsche911 Targa (991)4S 3.8
254 hp/t
189 kW/t
3.9 kg/hp
9.2 L/100 km
25.6 mpg US
30.7 mpg UK

Detailed score breakdown

Detailed score breakdown
VehiclePorsche911 (991)Carrera 4S 3.8Porsche911 Targa (991)4S 3.8
Power
400 hp
298 kW
400 hp
298 kW
Torque
440 Nm
325 lb-ft
440 Nm
325 lb-ft
Acceleration
4.1 s
4.4 s
Top speed
297 km/h
185 mph
294 km/h
183 mph
Lightness
1,485 kg
3,274 lb
1,575 kg
3,472 lb
Fuel consumption
9.1 L/100 km
25.8 mpg US
31.0 mpg UK
9.2 L/100 km
25.6 mpg US
30.7 mpg UK
Practicality
Doors/seats
2 doors
4 seats
Trunk
385 L
13.6 cu ft
Length
4,491 mm
176.8 in
Height
1,295 mm
51.0 in
Doors/seats
2 doors
4 seats
Trunk
285 L
10.1 cu ft
Length
4,491 mm
176.8 in
Height
1,289 mm
50.7 in
Range score
747 km
464 mi
739 km
459 mi
CO2 score
212 g/km
214 g/km
Trunk score
385 L
13.6 cu ft
285 L
10.1 cu ft
Power-to-weight score
269 hp/t
201 kW/t
3.7 kg/hp
254 hp/t
189 kW/t
3.9 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 (991) Carrera 4S 3.8Porsche 911 Targa (991) 4S 3.8
Consumption9.1 L/100 km25.8 mpg US31 mpg UK9.2 L/100 km25.6 mpg US30.7 mpg UK
Cost / 100 km15.92 LC100 km16.10 LC100 km
Cost / 100 mi25.63 LC100 mi25.91 LC100 mi
Annual fuel used1,365 L361 US gal300 UK gal1,380 L365 US gal304 UK gal
Annual fuel cost2,389 LC/year2,415 LC/year

Head-to-head comparisons

Porsche 911 (991) Carrera 4S 3.8

  • Is 90 kg lighter
  • Is 0.3 s quicker from 0-100 km/h
  • Has 3 km/h (2 mph) higher top speed
  • Uses 0.1 L/100 km less fuel
  • Has 15 hp/t better power-to-weight
  • Has 8 km (5 mi) more estimated range
  • Has 100 L more trunk volume
  • Emits 2 g/km less CO2

Pros

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

Porsche 911 Targa (991) 4S 3.8

No measurable advantages in the available data.

Cons

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

Choose cars to compare

Brand
Model
Generation
Engine or modification
Porsche 911 (991) Carrera 4S 3.8
Porsche 911 Targa (991) 4S 3.8
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Porsche 911 (991) Carrera 4S 3.8 vs Porsche 911 Targa (991) 4S 3.8 - car comparison - FastVsFaster