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 ccGasolineAWDDual-clutchTwin-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

  • Quickest 0-100 km/h
    3.6 s
  • Fastest top speed
    315 km/h
    196 mph Unrestricted
    308 km/h
    191 mph Restricted
  • Most powerful
    450 hp
    336 kW
  • Highest torque
    550 Nm
    406 lb-ft
  • Lightest
    1,515 kg
    3,340 lb
  • Best power-to-weight
    297 hp/t
    221 kW/t
    3.4 kg/hp
  • Lowest combined fuel consumption
    8.5 L/100 km
    27.7 mpg US
    33.2 mpg UK
  • Lowest city consumption
    10.9 L/100 km
    21.6 mpg US
    25.9 mpg UK
  • Lowest highway consumption
    7.1 L/100 km
    33.1 mpg US
    39.8 mpg UK
  • Lowest CO2 emissions
    192 g/km
  • Best estimated range
    788 km
    490 mi
  • Largest trunk
    385 L
  • Best overall score
    75/100
  • Best performance score
    87/100
  • Best economy score
    84/100
  • 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
1,515kg3,340lb
1,675kg3,693lb
Gross weight
1,965kg4,332lb
2,085kg4,597lb
Top speed
Unrestricted
315 km/h196 mph
Restricted
308 km/h191 mph
Calculated
304 km/h
189 mph
To 99% top speed
93.3s99% target: 312 km/h / 194 mph
Calculated
85.7s99% target: 301 km/h / 187 mph
Calculated
0-100 km/h
3.6s
3.8s
0-200 km/h
12.8s
13.4s
0-60 mph
3.4s
Calculated
3.6s
Calculated
Fuel consumption
8.5L/100 km27.7mpg US33.2mpg UK
9.9L/100 km23.8mpg US28.5mpg UK
Fuel consumption city
10.9L/100 km21.6mpg US25.9mpg UK
13.3L/100 km17.7mpg US21.2mpg UK
Fuel consumption highway
7.1L/100 km33.1mpg US39.8mpg UK
8L/100 km29.4mpg US35.3mpg UK
Quarter mile
11.7s
Calculated
11.9s
Calculated
Power-to-weight
297hp/t221kW/t135hp/1000 lb
Calculated
269hp/t200kW/t122hp/1000 lb
Calculated
Torque-to-weight
363Nm/t243lb-ft/ton
Calculated
316Nm/t212lb-ft/ton
Calculated
Estimated range
788km490mi
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
192g/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
3.4 s
3.6 s
0-100 km/h
0-62 mph
3.6 s
3.8 s
0-200 km/h
0-124 mph
12.8 s
13.4 s
Top speed
Unrestricted
315 km/h196 mph
Restricted
308 km/h191 mph
Likely limited
304 km/h
189 mph
Drag race simulation
60 ft
18 m
1.8 s
1.8 s
330 ft
101 m
4.9 s
5.0 s
1/8 mile
201 m
7.5 s
7.7 s
1000 ft
305 m
9.8 s
10.0 s
1/4 mile
402 m
11.7 s
11.9 s
Trap speed
1/4 mile
402 m
192 km/h
119 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
1,515 kg
3,340 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
Unrestricted
315 km/h196 mph
Restricted
308 km/h191 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 3.03.6 s
Porsche911 Targa (992)4S 3.03.8 s

The biggest 0-100 km/h difference is between Porsche 911 (991 II) Carrera 4 GTS 3.0 and Porsche 911 Targa (992) 4S 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
8.5 L/100 km
27.7 mpg US
33.2 mpg UK
Porsche911 Targa (992)4S 3.0
9.9 L/100 km
23.8 mpg US
28.5 mpg UK

The biggest fuel consumption difference is between Porsche 911 (991 II) Carrera 4 GTS 3.0 and Porsche 911 Targa (992) 4S 3.0: 1.4 L/100 km.

Power-to-weight comparison

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

Chart data table
VehicleValue
Porsche911 (991 II)Carrera 4 GTS 3.0
297 hp/t
221 kW/t
3.4 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
788 km
490 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
3.6 s
Unrestricted
315 km/h196 mph
Restricted
308 km/h191 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/h3.6 s
Top speed
Unrestricted
315 km/h196 mph
Restricted
308 km/h191 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/h3.6 s
Top speed
Unrestricted
315 km/h196 mph
Restricted
308 km/h191 mph
8.5 L/100 km
27.7 mpg US
33.2 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
8.5 L/100 km
27.7 mpg US
33.2 mpg UK
3.6 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
297 hp/t
221 kW/t
3.4 kg/hp
8.5 L/100 km
27.7 mpg US
33.2 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
3.6 s
3.8 s
Top speed
Unrestricted
315 km/h196 mph
Restricted
308 km/h191 mph
304 km/h
189 mph
Lightness
1,515 kg
3,340 lb
1,675 kg
3,693 lb
Fuel consumption
8.5 L/100 km
27.7 mpg US
33.2 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
788 km
490 mi
677 km
421 mi
CO2 score
192 g/km
227 g/km
Trunk score
385 L
13.6 cu ft
132 L
4.7 cu ft
Power-to-weight score
297 hp/t
221 kW/t
3.4 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
Consumption8.5 L/100 km27.7 mpg US33.2 mpg UK9.9 L/100 km23.8 mpg US28.5 mpg UK
Cost / 100 km14.88 LC100 km17.33 LC100 km
Cost / 100 mi23.94 LC100 mi27.88 LC100 mi
Annual fuel used1,275 L337 US gal280 UK gal1,485 L392 US gal327 UK gal
Annual fuel cost2,231 LC/year2,599 LC/year

Head-to-head comparisons

Porsche 911 (991 II) Carrera 4 GTS 3.0

  • Has 20 Nm more
  • Is 160 kg lighter
  • Is 0.2 s quicker from 0-100 km/h
  • Has 11 km/h (7 mph) higher top speed
  • Uses 1.4 L/100 km less fuel
  • Has 28 hp/t better power-to-weight
  • Has 111 km (69 mi) more estimated range
  • Has 253 L more trunk volume
  • Emits 35 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 (992) 4S 3.0

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