Car comparison

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

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

New comparison

Porsche 911 (991 II)

Carrera GTS 3.0

450 hp2981 ccGasolineRWDManualTwin-turboCoupe2017-2018

Porsche 911 (992)

Carrera 4S 3.0

450 hp2981 ccGasolineAWDDual-clutchTwin-turboCoupe2018-2024

Comparison overview

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

Porsche 911 (991 II) Carrera GTS 3.0

Fastest top speed
320 km/h
199 mph Unrestricted
312 km/h
194 mph Restricted
Most powerful
450 hp
336 kW
Highest torque
550 Nm
406 lb-ft
Lightest
1,450 kg
3,197 lb
Best power-to-weight
310 hp/t
231 kW/t
3.2 kg/hp
Lowest highway consumption
7.3 L/100 km
32.2 mpg US
38.7 mpg UK
Largest trunk
385 L
Best overall score
75/100
Best performance score
86/100
Best practicality score
51/100

Porsche 911 (992) Carrera 4S 3.0

Quickest 0-100 km/h
3.6 s
Lowest combined fuel consumption
9.0 L/100 km
26.1 mpg US
31.4 mpg UK
Lowest city consumption
11.1 L/100 km
21.2 mpg US
25.4 mpg UK
Lowest CO2 emissions
206 g/km
Best estimated range
744 km
463 mi
Best economy score
83/100

Specification comparison

Specification comparison
Model	Porsche911 (991 II)Carrera GTS 3.0	Porsche911 (992)Carrera 4S 3.0
Power	450hp336kW	450hp336kW
Torque	550Nm406lb-ft	530Nm391lb-ft
Curb weight	1,450kg3,197lb	1,565kg3,450lb
Gross weight	1,920kg4,233lb	2,010kg4,431lb
Top speed	Unrestricted 320 km/h199 mph Restricted 312 km/h194 mph Calculated	306 km/h 190 mph
To 99% top speed	86.4s99% target: 317 km/h / 197 mph Calculated	83.1s99% target: 303 km/h / 188 mph Calculated
0-100 km/h	4.1s	3.6s
0-200 km/h	13.2s	12.7s
0-60 mph	3.9s Calculated	3.4s Calculated
Fuel consumption	9.4L/100 km25mpg US30.1mpg UK	9L/100 km26.1mpg US31.4mpg UK
Fuel consumption city	12.9L/100 km18.2mpg US21.9mpg UK	11.1L/100 km21.2mpg US25.4mpg UK
Fuel consumption highway	7.3L/100 km32.2mpg US38.7mpg UK	7.8L/100 km30.2mpg US36.2mpg UK
Quarter mile	12.1s Calculated	11.7s Calculated
Power-to-weight	310hp/t231kW/t141hp/1000 lb Calculated	288hp/t214kW/t130hp/1000 lb Calculated
Torque-to-weight	379Nm/t254lb-ft/ton Calculated	339Nm/t227lb-ft/ton Calculated
Estimated range	681km423mi Calculated	744km463mi Calculated
Displacement	2,981cc182cu in	2,981cc182cu in
Length	4,528mm178in	4,519mm178in
Width	1,852mm73in	1,852mm73in
Height	1,284mm51in	1,300mm51in
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	64L	67L
CO2 emissions	212g/km	206g/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 GTS 3.0Porsche 911 (992) Carrera 4S 3.0PowerTorque

Dyno simulation data table
Vehicle	Peak power RPM	Peak torque RPM	Max engine speed
Porsche911 (991 II)Carrera GTS 3.0	6,500 rpm	2,150-5,000 rpm	7,500 rpm
Porsche911 (992)Carrera 4S 3.0	6,500 rpm	2,300-5,000 rpm	7,500 rpm

Acceleration curve

Estimated speed over time for selected vehicles.

Acceleration and drag-race table
Metric	Porsche911 (991 II)Carrera GTS 3.0	Porsche911 (992)Carrera 4S 3.0
	Acceleration checkpoints
0-60 mph 0-97 km/h	3.9 s	3.4 s
0-100 km/h 0-62 mph	4.1 s	3.6 s
0-200 km/h 0-124 mph	13.2 s	12.7 s
Top speed	Unrestricted 320 km/h199 mph Restricted 312 km/h194 mph Likely limited	306 km/h 190 mph
	Drag race simulation
60 ft 18 m	2.0 s	1.8 s
330 ft 101 m	5.2 s	4.9 s
1/8 mile 201 m	7.9 s	7.5 s
1000 ft 305 m	10.2 s	9.8 s
1/4 mile 402 m	12.1 s	11.7 s
Trap speed 1/4 mile 402 m	192 km/h 119 mph	193 km/h 120 mph

Power comparison

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

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

Torque comparison

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

Chart data table
Vehicle	Value
Porsche911 (991 II)Carrera GTS 3.0	550 Nm 406 lb-ft
Porsche911 (992)Carrera 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
Vehicle	Value
Porsche911 (991 II)Carrera GTS 3.0	1,450 kg 3,197 lb
Porsche911 (992)Carrera 4S 3.0	1,565 kg 3,450 lb

Top speed without limiter comparison

Bar comparison chart for Top speed without limiter. Higher is better · km/h / mph

Chart data table
Vehicle	Value
Porsche911 (991 II)Carrera GTS 3.0	Unrestricted 320 km/h199 mph Restricted 312 km/h194 mph
Porsche911 (992)Carrera 4S 3.0	306 km/h 190 mph

0-100 km/h comparison

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

Chart data table
Vehicle	Value
Porsche911 (991 II)Carrera GTS 3.0	4.1 s
Porsche911 (992)Carrera 4S 3.0	3.6 s

The biggest 0-100 km/h difference is between Porsche 911 (992) Carrera 4S 3.0 and Porsche 911 (991 II) Carrera GTS 3.0: 0.5 s.

Fuel consumption comparison

Bar comparison chart for Fuel consumption. Lower is better · L/100 km / mpg US / mpg UK

Chart data table
Vehicle	Value
Porsche911 (991 II)Carrera GTS 3.0	9.4 L/100 km 25.0 mpg US 30.1 mpg UK
Porsche911 (992)Carrera 4S 3.0	9.0 L/100 km 26.1 mpg US 31.4 mpg UK

Power-to-weight comparison

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

Chart data table
Vehicle	Value
Porsche911 (991 II)Carrera GTS 3.0	310 hp/t 231 kW/t 3.2 kg/hp
Porsche911 (992)Carrera 4S 3.0	288 hp/t 214 kW/t 3.5 kg/hp

Estimated range comparison

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

Chart data table
Vehicle	Value
Porsche911 (991 II)Carrera GTS 3.0	681 km 423 mi
Porsche911 (992)Carrera 4S 3.0	744 km 463 mi

Performance spider chart

Radar chart comparing normalized performance and fuel-consumption scores.

Chart data table
Vehicle	Power	Acceleration	Top speed
Porsche911 (991 II)Carrera GTS 3.0	450 hp 336 kW	4.1 s	Unrestricted 320 km/h199 mph Restricted 312 km/h194 mph
Porsche911 (992)Carrera 4S 3.0	450 hp 336 kW	3.6 s	306 km/h 190 mph

Most attractive quadrant

Scatter chart with performance score on the X axis and practicality score on the Y axis.

Vehicle

Performance score

Practicality score

Porsche911 (991 II)Carrera GTS 3.0

Power	450 hp 336 kW
0-100 km/h	4.1 s
Top speed Unrestricted 320 km/h199 mph Restricted 312 km/h194 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 (992)Carrera 4S 3.0

Power	450 hp 336 kW
0-100 km/h	3.6 s
Top speed 306 km/h 190 mph

Doors/seats	2 doors 4 seats
Trunk	132 L 4.7 cu ft
Length	4,519 mm 177.9 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.

Vehicle

Performance score

Fuel economy score

Porsche911 (991 II)Carrera GTS 3.0

Power	450 hp 336 kW
0-100 km/h	4.1 s
Top speed Unrestricted 320 km/h199 mph Restricted 312 km/h194 mph

9.4 L/100 km

25.0 mpg US

30.1 mpg UK

Porsche911 (992)Carrera 4S 3.0

Power	450 hp 336 kW
0-100 km/h	3.6 s
Top speed 306 km/h 190 mph

9.0 L/100 km

26.1 mpg US

31.4 mpg UK

Porsche 911 (992) Carrera 4S 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
Vehicle	Fuel consumption, L/100 km	0-100 km/h, s
Porsche911 (991 II)Carrera GTS 3.0	9.4 L/100 km 25.0 mpg US 30.1 mpg UK	4.1 s
Porsche911 (992)Carrera 4S 3.0	9.0 L/100 km 26.1 mpg US 31.4 mpg UK	3.6 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
Vehicle	Power-to-weight, hp/t	Fuel consumption, L/100 km
Porsche911 (991 II)Carrera GTS 3.0	310 hp/t 231 kW/t 3.2 kg/hp	9.4 L/100 km 25.0 mpg US 30.1 mpg UK
Porsche911 (992)Carrera 4S 3.0	288 hp/t 214 kW/t 3.5 kg/hp	9.0 L/100 km 26.1 mpg US 31.4 mpg UK

Detailed score breakdown

Vehicle

Porsche911 (991 II)Carrera GTS 3.0

Porsche911 (992)Carrera 4S 3.0

Power

450 hp

336 kW

450 hp

336 kW

Torque

550 Nm

406 lb-ft

530 Nm

391 lb-ft

Acceleration

4.1 s

3.6 s

Top speed

Unrestricted

320 km/h199 mph

Restricted

312 km/h194 mph

306 km/h

190 mph

Lightness

1,450 kg

3,197 lb

1,565 kg

3,450 lb

Fuel consumption

9.4 L/100 km

25.0 mpg US

30.1 mpg UK

9.0 L/100 km

26.1 mpg US

31.4 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	1,300 mm 51.2 in

Range score

681 km

423 mi

744 km

463 mi

CO2 score

212 g/km

206 g/km

Trunk score

385 L

13.6 cu ft

132 L

4.7 cu ft

Power-to-weight score

310 hp/t

231 kW/t

3.2 kg/hp

288 hp/t

214 kW/t

3.5 kg/hp

Overall

Fixed score

Fuel cost and annual usage

Estimate running costs from combined consumption, your annual distance, and the fuel price in your local currency.

Average annual distanceDistance unitFuel price in your local currencyPrice unit

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
Vehicle	Porsche 911 (991 II) Carrera GTS 3.0	Porsche 911 (992) Carrera 4S 3.0
Consumption	9.4 L/100 km25 mpg US30.1 mpg UK	9 L/100 km26.1 mpg US31.4 mpg UK
Cost / 100 km	16.45 LC100 km	15.75 LC100 km
Cost / 100 mi	26.47 LC100 mi	25.35 LC100 mi
Annual fuel used	1,410 L372 US gal310 UK gal	1,350 L357 US gal297 UK gal
Annual fuel cost	2,468 LC/year	2,363 LC/year