Car comparison

Porsche 911 (991 II) Carrera 4 GTS 3.0vsPorsche 911 Targa (992) 4S 3.0

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

New comparison

Porsche 911 (991 II)

Carrera 4 GTS 3.0

450 hp2981 ccGasolineAWDManualTwin-turboCoupe2017-2018
VS

Porsche 911 Targa (992)

4S 3.0

450 hp2981 ccGasolineAWDDual-clutchTwin-turbo2020-2024

Comparison overview

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

Best choices

Porsche 911 (991 II) Carrera 4 GTS 3.0

  • Fastest top speed
    310 km/h
    193 mph
  • Most powerful
    450 hp
    336 kW
  • Highest torque
    550 Nm
    406 lb-ft
  • Lightest
    1,495 kg
    3,296 lb
  • Best power-to-weight
    301 hp/t
    224 kW/t
    3.3 kg/hp
  • Lowest combined fuel consumption
    9.5 L/100 km
    24.8 mpg US
    29.7 mpg UK
  • Lowest city consumption
    13.0 L/100 km
    18.1 mpg US
    21.7 mpg UK
  • Lowest highway consumption
    7.4 L/100 km
    31.8 mpg US
    38.2 mpg UK
  • Lowest CO2 emissions
    216 g/km
  • Best estimated range
    705 km
    438 mi
  • Largest trunk
    385 L
  • Best overall score
    74/100
  • Best performance score
    85/100
  • Best economy score
    81/100
  • Best practicality score
    51/100

Specification comparison

Specification comparison
ModelPorsche911 (991 II)Carrera 4 GTS 3.0Porsche911 Targa (992)4S 3.0
Power
450hp336kW
450hp336kW
Torque
550Nm406lb-ft
530Nm391lb-ft
Curb weight
1,495kg3,296lb
1,675kg3,693lb
Gross weight
1,950kg4,299lb
2,085kg4,597lb
Top speed
310 km/h
193 mph
304 km/h
189 mph
To 99% top speed
87.8s99% target: 307 km/h / 191 mph
Calculated
85.7s99% target: 301 km/h / 187 mph
Calculated
0-100 km/h
4.0s
3.8s
0-200 km/h
13.6s
13.4s
0-60 mph
3.8s
Calculated
3.6s
Calculated
Fuel consumption
9.5L/100 km24.8mpg US29.7mpg UK
9.9L/100 km23.8mpg US28.5mpg UK
Fuel consumption city
13L/100 km18.1mpg US21.7mpg UK
13.3L/100 km17.7mpg US21.2mpg UK
Fuel consumption highway
7.4L/100 km31.8mpg US38.2mpg UK
8L/100 km29.4mpg US35.3mpg UK
Quarter mile
12.1s
Calculated
11.9s
Calculated
Power-to-weight
301hp/t224kW/t137hp/1000 lb
Calculated
269hp/t200kW/t122hp/1000 lb
Calculated
Torque-to-weight
368Nm/t246lb-ft/ton
Calculated
316Nm/t212lb-ft/ton
Calculated
Estimated range
705km438mi
Calculated
677km421mi
Calculated
Displacement
2,981cc182cu in
2,981cc182cu in
Length
4,528mm178in
4,519mm178in
Width
1,852mm73in
1,852mm73in
Height
1,284mm51in
1,299mm51in
Wheelbase
2,450mm96in
2,450mm96in
Front track
1,541mm61in
1,589mm63in
Rear track
1,544mm61in
1,557mm61in
Trunk volume-
132L
Max trunk volume
385L
-
Doors
2
2
Seats
4
4
Fuel tank
67L
67L
CO2 emissions
216g/km
227g/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 II) Carrera 4 GTS 3.0Porsche 911 Targa (992) 4S 3.0PowerTorque
  • Porsche 911 (991 II) Carrera 4 GTS 3.0: Power / Torque
  • Porsche 911 Targa (992) 4S 3.0: Power / Torque
Dyno simulation data table
VehiclePeak power RPMPeak torque RPMMax engine speed
Porsche911 (991 II)Carrera 4 GTS 3.06,500 rpm2,150-5,000 rpm7,500 rpm
Porsche911 Targa (992)4S 3.06,500 rpm2,300-5,000 rpm7,500 rpm

Acceleration curve

Estimated speed over time for selected vehicles.

Acceleration and drag-race table
MetricPorsche911 (991 II)Carrera 4 GTS 3.0Porsche911 Targa (992)4S 3.0
Acceleration checkpoints
0-60 mph
0-97 km/h
3.8 s
3.6 s
0-100 km/h
0-62 mph
4.0 s
3.8 s
0-200 km/h
0-124 mph
13.6 s
13.4 s
Top speed
310 km/h
193 mph
304 km/h
189 mph
Drag race simulation
60 ft
18 m
1.9 s
1.8 s
330 ft
101 m
5.2 s
5.0 s
1/8 mile
201 m
7.8 s
7.7 s
1000 ft
305 m
10.1 s
10.0 s
1/4 mile
402 m
12.1 s
11.9 s
Trap speed
1/4 mile
402 m
189 km/h
118 mph
190 km/h
118 mph

Power comparison

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

Chart data table
VehicleValue
Porsche911 (991 II)Carrera 4 GTS 3.0
450 hp
336 kW
Porsche911 Targa (992)4S 3.0
450 hp
336 kW

Torque comparison

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

Chart data table
VehicleValue
Porsche911 (991 II)Carrera 4 GTS 3.0
550 Nm
406 lb-ft
Porsche911 Targa (992)4S 3.0
530 Nm
391 lb-ft

Curb weight comparison

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

Chart data table
VehicleValue
Porsche911 (991 II)Carrera 4 GTS 3.0
1,495 kg
3,296 lb
Porsche911 Targa (992)4S 3.0
1,675 kg
3,693 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 II)Carrera 4 GTS 3.0
310 km/h
193 mph
Porsche911 Targa (992)4S 3.0
304 km/h
189 mph

0-100 km/h comparison

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

Chart data table
VehicleValue
Porsche911 (991 II)Carrera 4 GTS 3.04.0 s
Porsche911 Targa (992)4S 3.03.8 s

The biggest 0-100 km/h difference is between Porsche 911 Targa (992) 4S 3.0 and Porsche 911 (991 II) Carrera 4 GTS 3.0: 0.2 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 II)Carrera 4 GTS 3.0
9.5 L/100 km
24.8 mpg US
29.7 mpg UK
Porsche911 Targa (992)4S 3.0
9.9 L/100 km
23.8 mpg US
28.5 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 II)Carrera 4 GTS 3.0
301 hp/t
224 kW/t
3.3 kg/hp
Porsche911 Targa (992)4S 3.0
269 hp/t
200 kW/t
3.7 kg/hp

Estimated range comparison

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

Chart data table
VehicleValue
Porsche911 (991 II)Carrera 4 GTS 3.0
705 km
438 mi
Porsche911 Targa (992)4S 3.0
677 km
421 mi

Performance spider chart

Radar chart comparing normalized performance and fuel-consumption scores.

Chart data table
VehiclePowerAccelerationTop speed
Porsche911 (991 II)Carrera 4 GTS 3.0
450 hp
336 kW
4.0 s
310 km/h
193 mph
Porsche911 Targa (992)4S 3.0
450 hp
336 kW
3.8 s
304 km/h
189 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 II)Carrera 4 GTS 3.0
Power
450 hp
336 kW
0-100 km/h4.0 s
Top speed
310 km/h
193 mph
Doors/seats
2 doors
4 seats
Trunk
385 L
13.6 cu ft
Length
4,528 mm
178.3 in
Height
1,284 mm
50.6 in
Porsche911 Targa (992)4S 3.0
Power
450 hp
336 kW
0-100 km/h3.8 s
Top speed
304 km/h
189 mph
Doors/seats
2 doors
4 seats
Trunk
132 L
4.7 cu ft
Length
4,519 mm
177.9 in
Height
1,299 mm
51.1 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 II)Carrera 4 GTS 3.0
Power
450 hp
336 kW
0-100 km/h4.0 s
Top speed
310 km/h
193 mph
9.5 L/100 km
24.8 mpg US
29.7 mpg UK
Porsche911 Targa (992)4S 3.0
Power
450 hp
336 kW
0-100 km/h3.8 s
Top speed
304 km/h
189 mph
9.9 L/100 km
23.8 mpg US
28.5 mpg UK

Porsche 911 (991 II) Carrera 4 GTS 3.0 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 II)Carrera 4 GTS 3.0
9.5 L/100 km
24.8 mpg US
29.7 mpg UK
4.0 s
Porsche911 Targa (992)4S 3.0
9.9 L/100 km
23.8 mpg US
28.5 mpg UK
3.8 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 (991 II)Carrera 4 GTS 3.0
301 hp/t
224 kW/t
3.3 kg/hp
9.5 L/100 km
24.8 mpg US
29.7 mpg UK
Porsche911 Targa (992)4S 3.0
269 hp/t
200 kW/t
3.7 kg/hp
9.9 L/100 km
23.8 mpg US
28.5 mpg UK

Detailed score breakdown

Detailed score breakdown
VehiclePorsche911 (991 II)Carrera 4 GTS 3.0Porsche911 Targa (992)4S 3.0
Power
450 hp
336 kW
450 hp
336 kW
Torque
550 Nm
406 lb-ft
530 Nm
391 lb-ft
Acceleration
4.0 s
3.8 s
Top speed
310 km/h
193 mph
304 km/h
189 mph
Lightness
1,495 kg
3,296 lb
1,675 kg
3,693 lb
Fuel consumption
9.5 L/100 km
24.8 mpg US
29.7 mpg UK
9.9 L/100 km
23.8 mpg US
28.5 mpg UK
Practicality
Doors/seats
2 doors
4 seats
Trunk
385 L
13.6 cu ft
Length
4,528 mm
178.3 in
Height
1,284 mm
50.6 in
Doors/seats
2 doors
4 seats
Trunk
132 L
4.7 cu ft
Length
4,519 mm
177.9 in
Height
1,299 mm
51.1 in
Range score
705 km
438 mi
677 km
421 mi
CO2 score
216 g/km
227 g/km
Trunk score
385 L
13.6 cu ft
132 L
4.7 cu ft
Power-to-weight score
301 hp/t
224 kW/t
3.3 kg/hp
269 hp/t
200 kW/t
3.7 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 II) Carrera 4 GTS 3.0Porsche 911 Targa (992) 4S 3.0
Consumption9.5 L/100 km24.8 mpg US29.7 mpg UK9.9 L/100 km23.8 mpg US28.5 mpg UK
Cost / 100 km16.63 LC100 km17.33 LC100 km
Cost / 100 mi26.76 LC100 mi27.88 LC100 mi
Annual fuel used1,425 L376 US gal313 UK gal1,485 L392 US gal327 UK gal
Annual fuel cost2,494 LC/year2,599 LC/year

Head-to-head comparisons

Porsche 911 (991 II) Carrera 4 GTS 3.0

  • Has 20 Nm more
  • Is 180 kg lighter
  • Has 6 km/h (4 mph) higher top speed
  • Uses 0.4 L/100 km less fuel
  • Has 32 hp/t better power-to-weight
  • Has 28 km (18 mi) more estimated range
  • Has 253 L more trunk volume
  • Emits 11 g/km less CO2

Pros

  • Highest top speed
  • Most powerful
  • Highest torque
  • Lightest
  • Lowest combined fuel consumption
  • Best power-to-weight ratio
  • Best estimated range
  • Largest trunk

Cons

  • Slowest 0-100 km/h

Porsche 911 Targa (992) 4S 3.0

  • Is 0.2 s quicker from 0-100 km/h

Pros

  • Quickest 0-100 km/h in this comparison

Cons

  • 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 II) Carrera 4 GTS 3.0
Porsche 911 Targa (992) 4S 3.0
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2 vehicles selected

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