Car comparison

Porsche 911 (991 II) GT2 RS 3.8vsPorsche 911 (992) · Facelift 2024 Turbo S 3.6

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

New comparison

Porsche 911 (991 II)

GT2 RS 3.8

700 hp3800 ccGasolineRWDDual-clutchTwin-turboCoupe2017-2019
VS

Porsche 911 (992) · Facelift 2024

Turbo S 3.6

640 hp3591 ccGasolineAWDDual-clutchTurbochargedCoupe2025-present

Comparison overview

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

Best choices

Porsche 911 (991 II) GT2 RS 3.8

  • Fastest top speed
    340 km/h
    211 mph
  • Most powerful
    700 hp
    522 kW
  • Lightest
    1,470 kg
    3,241 lb
  • Best power-to-weight
    476 hp/t
    355 kW/t
    2.1 kg/hp
  • Lowest combined fuel consumption
    11.8 L/100 km
    19.9 mpg US
    23.9 mpg UK
  • Best estimated range
    542 km
    337 mi
  • Best performance score
    95/100
  • Best economy score
    75/100

Specification comparison

Specification comparison
ModelPorsche911 (991 II)GT2 RS 3.8Porsche911 (992)Facelift 2024Turbo S 3.6
Power
700hp522kW
640hp477kW
Torque
750Nm553lb-ft
760Nm561lb-ft
Curb weight
1,470kg3,241lb
1,725kg3,803lb
Gross weight
1,830kg4,034lb
2,125kg4,685lb
Top speed
340 km/h
211 mph
322 km/h
200 mph
To 99% top speed
56.2s99% target: 337 km/h / 209 mph
Calculated
60.0s99% target: 319 km/h / 198 mph
Calculated
0-100 km/h
2.8s
2.5s
0-200 km/h
8.3s
8.4s
0-60 mph
2.7s
Calculated
2.4s
Calculated
Fuel consumption
11.8L/100 km19.9mpg US23.9mpg UK
11.8L/100 km19.9mpg US23.9mpg UK
Fuel consumption city
18.1L/100 km13mpg US15.6mpg UK
-
Fuel consumption highway
8.2L/100 km28.7mpg US34.4mpg UK
-
Quarter mile
10.3s
Calculated
10.2s
Calculated
Power-to-weight
476hp/t355kW/t216hp/1000 lb
Calculated
371hp/t277kW/t168hp/1000 lb
Calculated
Torque-to-weight
510Nm/t341lb-ft/ton
Calculated
441Nm/t295lb-ft/ton
Calculated
Estimated range
542km337mi
Calculated
534km332mi
Calculated
Displacement
3,800cc232cu in
3,591cc219cu in
Length
4,549mm179in
4,551mm179in
Width
1,880mm74in
1,900mm75in
Height
1,297mm51in
1,305mm51in
Wheelbase
2,453mm97in
2,450mm96in
Front track
1,588mm63in
-
Rear track
1,557mm61in
-
Ground clearance-
103mm4in
Trunk volume
115L
373L
Doors
2
2
Seats
2
2
Fuel tank
64L
63L
CO2 emissions
269g/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) GT2 RS 3.8Porsche 911 (992) Facelift 2024 Turbo S 3.6PowerTorque
  • Porsche 911 (991 II) GT2 RS 3.8: Power / Torque
  • Porsche 911 (992) Facelift 2024 Turbo S 3.6: Power / Torque
Dyno simulation data table
VehiclePeak power RPMPeak torque RPMMax engine speed
Porsche911 (991 II)GT2 RS 3.87,000 rpm2,500-4,500 rpm7,250 rpm
Porsche911 (992)Facelift 2024Turbo S 3.66,500-7,000 rpm2,300-6,000 rpm7,500 rpm

Acceleration curve

Estimated speed over time for selected vehicles.

Acceleration and drag-race table
MetricPorsche911 (991 II)GT2 RS 3.8Porsche911 (992)Facelift 2024Turbo S 3.6
Acceleration checkpoints
0-60 mph
0-97 km/h
2.7 s
2.4 s
0-100 km/h
0-62 mph
2.8 s
2.5 s
0-200 km/h
0-124 mph
8.3 s
8.4 s
0-200 mph
0-322 km/h
33.3 s
-
Top speed
340 km/h
211 mph
322 km/h
200 mph
Drag race simulation
60 ft
18 m
1.7 s
1.6 s
330 ft
101 m
4.5 s
4.3 s
1/8 mile
201 m
6.8 s
6.5 s
1000 ft
305 m
8.7 s
8.5 s
1/4 mile
402 m
10.3 s
10.2 s
Trap speed
1/4 mile
402 m
224 km/h
139 mph
218 km/h
136 mph

Power comparison

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

Chart data table
VehicleValue
Porsche911 (991 II)GT2 RS 3.8
700 hp
522 kW
Porsche911 (992)Facelift 2024Turbo S 3.6
640 hp
477 kW

Porsche 911 (991 II) GT2 RS 3.8 has 60 hp more than Porsche 911 (992) Facelift 2024 Turbo S 3.6.

The biggest power difference is between Porsche 911 (992) Facelift 2024 Turbo S 3.6 and Porsche 911 (991 II) GT2 RS 3.8: 60 hp (45 kW).

Torque comparison

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

Chart data table
VehicleValue
Porsche911 (991 II)GT2 RS 3.8
750 Nm
553 lb-ft
Porsche911 (992)Facelift 2024Turbo S 3.6
760 Nm
561 lb-ft

Curb weight comparison

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

Chart data table
VehicleValue
Porsche911 (991 II)GT2 RS 3.8
1,470 kg
3,241 lb
Porsche911 (992)Facelift 2024Turbo S 3.6
1,725 kg
3,803 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)GT2 RS 3.8
340 km/h
211 mph
Porsche911 (992)Facelift 2024Turbo S 3.6
322 km/h
200 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)GT2 RS 3.82.8 s
Porsche911 (992)Facelift 2024Turbo S 3.62.5 s

Although Porsche 911 (991 II) GT2 RS 3.8 has more power, Porsche 911 (992) Facelift 2024 Turbo S 3.6 is quicker from 0-100 km/h.

The biggest 0-100 km/h difference is between Porsche 911 (992) Facelift 2024 Turbo S 3.6 and Porsche 911 (991 II) GT2 RS 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 II)GT2 RS 3.8
11.8 L/100 km
19.9 mpg US
23.9 mpg UK
Porsche911 (992)Facelift 2024Turbo S 3.6
11.8 L/100 km
19.9 mpg US
23.9 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)GT2 RS 3.8
476 hp/t
355 kW/t
2.1 kg/hp
Porsche911 (992)Facelift 2024Turbo S 3.6
371 hp/t
277 kW/t
2.7 kg/hp

Estimated range comparison

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

Chart data table
VehicleValue
Porsche911 (991 II)GT2 RS 3.8
542 km
337 mi
Porsche911 (992)Facelift 2024Turbo S 3.6
534 km
332 mi

Performance spider chart

Radar chart comparing normalized performance and fuel-consumption scores.

Chart data table
VehiclePowerAccelerationTop speed
Porsche911 (991 II)GT2 RS 3.8
700 hp
522 kW
2.8 s
340 km/h
211 mph
Porsche911 (992)Facelift 2024Turbo S 3.6
640 hp
477 kW
2.5 s
322 km/h
200 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)GT2 RS 3.8
Power
700 hp
522 kW
0-100 km/h2.8 s
Top speed
340 km/h
211 mph
Doors/seats
2 doors
2 seats
Trunk
115 L
4.1 cu ft
Length
4,549 mm
179.1 in
Height
1,297 mm
51.1 in
Porsche911 (992)Facelift 2024Turbo S 3.6
Power
640 hp
477 kW
0-100 km/h2.5 s
Top speed
322 km/h
200 mph
Doors/seats
2 doors
2 seats
Trunk
373 L
13.2 cu ft
Length
4,551 mm
179.2 in
Height
1,305 mm
51.4 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)GT2 RS 3.8
Power
700 hp
522 kW
0-100 km/h2.8 s
Top speed
340 km/h
211 mph
11.8 L/100 km
19.9 mpg US
23.9 mpg UK
Porsche911 (992)Facelift 2024Turbo S 3.6
Power
640 hp
477 kW
0-100 km/h2.5 s
Top speed
322 km/h
200 mph
11.8 L/100 km
19.9 mpg US
23.9 mpg UK

Porsche 911 (991 II) GT2 RS 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 II)GT2 RS 3.8
11.8 L/100 km
19.9 mpg US
23.9 mpg UK
2.8 s
Porsche911 (992)Facelift 2024Turbo S 3.6
11.8 L/100 km
19.9 mpg US
23.9 mpg UK
2.5 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)GT2 RS 3.8
476 hp/t
355 kW/t
2.1 kg/hp
11.8 L/100 km
19.9 mpg US
23.9 mpg UK
Porsche911 (992)Facelift 2024Turbo S 3.6
371 hp/t
277 kW/t
2.7 kg/hp
11.8 L/100 km
19.9 mpg US
23.9 mpg UK

Detailed score breakdown

Detailed score breakdown
VehiclePorsche911 (991 II)GT2 RS 3.8Porsche911 (992)Facelift 2024Turbo S 3.6
Power
700 hp
522 kW
640 hp
477 kW
Torque
750 Nm
553 lb-ft
760 Nm
561 lb-ft
Acceleration
2.8 s
2.5 s
Top speed
340 km/h
211 mph
322 km/h
200 mph
Lightness
1,470 kg
3,241 lb
1,725 kg
3,803 lb
Fuel consumption
11.8 L/100 km
19.9 mpg US
23.9 mpg UK
11.8 L/100 km
19.9 mpg US
23.9 mpg UK
Practicality
Doors/seats
2 doors
2 seats
Trunk
115 L
4.1 cu ft
Length
4,549 mm
179.1 in
Height
1,297 mm
51.1 in
Doors/seats
2 doors
2 seats
Trunk
373 L
13.2 cu ft
Length
4,551 mm
179.2 in
Height
1,305 mm
51.4 in
Range score
542 km
337 mi
534 km
332 mi
CO2 score
269 g/km
-
Trunk score
115 L
4.1 cu ft
373 L
13.2 cu ft
Power-to-weight score
476 hp/t
355 kW/t
2.1 kg/hp
371 hp/t
277 kW/t
2.7 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) GT2 RS 3.8Porsche 911 (992) Facelift 2024 Turbo S 3.6
Consumption11.8 L/100 km19.9 mpg US23.9 mpg UK11.8 L/100 km19.9 mpg US23.9 mpg UK
Cost / 100 km20.65 LC100 km20.65 LC100 km
Cost / 100 mi33.23 LC100 mi33.23 LC100 mi
Annual fuel used1,770 L468 US gal389 UK gal1,770 L468 US gal389 UK gal
Annual fuel cost3,098 LC/year3,098 LC/year

Head-to-head comparisons

Porsche 911 (991 II) GT2 RS 3.8

  • Has 60 hp more
  • Is 255 kg lighter
  • Has 18 km/h (11 mph) higher top speed
  • Has 105 hp/t better power-to-weight
  • Has 8 km (5 mi) more estimated range

Pros

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

Cons

  • Slowest 0-100 km/h
  • Smallest trunk

Porsche 911 (992) Facelift 2024 Turbo S 3.6

  • Has 10 Nm more
  • Is 0.3 s quicker from 0-100 km/h
  • Has 258 L more trunk volume

Pros

  • Quickest 0-100 km/h in this comparison
  • Highest torque
  • Largest trunk

Cons

  • Lowest power
  • Heaviest
  • Lowest top speed

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Model
Generation
Engine or modification
Porsche 911 (991 II) GT2 RS 3.8
Porsche 911 (992) Turbo S 3.6
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