Car comparison

Porsche 911 (991) GT3 3.8vsPorsche 911 Targa (992) · Facelift 2024 4S 3.0

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

New comparison

Porsche 911 (991)

GT3 3.8

475 hp3799 ccGasolineRWDDual-clutchNaturally aspiratedCoupe2013-2017
VS

Porsche 911 Targa (992) · Facelift 2024

4S 3.0

480 hp2981 ccGasolineAWDDual-clutchTwin-turbo2025-present

Comparison overview

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

Best choices

Porsche 911 Targa (992) Facelift 2024 4S 3.0

  • Most powerful
    480 hp
    358 kW
  • Highest torque
    530 Nm
    391 lb-ft
  • Lowest combined fuel consumption
    11.0 L/100 km
    21.4 mpg US
    25.7 mpg UK
  • Best overall score
    74/100
  • Best performance score
    87/100
  • Best economy score
    77/100
  • Best practicality score
    47/100

Porsche 911 (991) GT3 3.8

  • Quickest 0-100 km/h
    3.5 s
  • Fastest top speed
    315 km/h
    196 mph
  • Lightest
    1,430 kg
    3,153 lb
  • Best power-to-weight
    332 hp/t
    248 kW/t
    3.0 kg/hp
  • Largest trunk
    385 L

Specification comparison

Specification comparison
ModelPorsche911 (991)GT3 3.8Porsche911 Targa (992)Facelift 20244S 3.0
Power
475hp354kW
480hp358kW
Torque
440Nm325lb-ft
530Nm391lb-ft
Curb weight
1,430kg3,153lb
1,695kg3,737lb
Gross weight
1,720kg3,792lb
2,085kg4,597lb
Top speed
315 km/h
196 mph
308 km/h
191 mph
To 99% top speed
50.1s99% target: 312 km/h / 194 mph
Calculated
85.2s99% target: 305 km/h / 189 mph
Calculated
0-100 km/h
3.5s
3.5s
0-200 km/h
9.9s
Calculated
12.5s
0-60 mph
3.3s
Calculated
3.3s
Calculated
Fuel consumption
12.4L/100 km19mpg US22.8mpg UK
11L/100 km21.4mpg US25.7mpg UK
Fuel consumption city
18.9L/100 km12.4mpg US14.9mpg UK
-
Fuel consumption highway
8.9L/100 km26.4mpg US31.7mpg UK
-
Quarter mile
11.1s
Calculated
11.6s
Calculated
Power-to-weight
332hp/t248kW/t151hp/1000 lb
Calculated
283hp/t211kW/t128hp/1000 lb
Calculated
Torque-to-weight
308Nm/t206lb-ft/ton
Calculated
313Nm/t209lb-ft/ton
Calculated
Estimated range
516km321mi
Calculated
-
Displacement
3,799cc232cu in
2,981cc182cu in
Length
4,545mm179in
4,542mm179in
Width
1,852mm73in
1,852mm73in
Height
1,269mm50in
1,302mm51in
Wheelbase
2,457mm97in
2,450mm96in
Front track
1,551mm61in
-
Rear track
1,555mm61in
-
Ground clearance-
124mm5in
Trunk volume
385L
163L
Doors
2
2
Seats
2
4
Fuel tank
64L
-
CO2 emissions
289g/km
-

Performance charts

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

Acceleration curve

Estimated speed over time for selected vehicles.

Acceleration and drag-race table
MetricPorsche911 (991)GT3 3.8Porsche911 Targa (992)Facelift 20244S 3.0
Acceleration checkpoints
0-60 mph
0-97 km/h
3.3 s
3.3 s
0-100 km/h
0-62 mph
3.5 s
3.5 s
0-200 km/h
0-124 mph
9.9 s
12.5 s
Top speed
315 km/h
196 mph
308 km/h
191 mph
Drag race simulation
60 ft
18 m
2.0 s
1.8 s
330 ft
101 m
5.0 s
4.9 s
1/8 mile
201 m
7.4 s
7.5 s
1000 ft
305 m
9.4 s
9.7 s
1/4 mile
402 m
11.1 s
11.6 s
Trap speed
1/4 mile
402 m
213 km/h
132 mph
193 km/h
120 mph

Power comparison

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

Chart data table
VehicleValue
Porsche911 (991)GT3 3.8
475 hp
354 kW
Porsche911 Targa (992)Facelift 20244S 3.0
480 hp
358 kW

Porsche 911 Targa (992) Facelift 2024 4S 3.0 has 5 hp more than Porsche 911 (991) GT3 3.8.

The biggest power difference is between Porsche 911 (991) GT3 3.8 and Porsche 911 Targa (992) Facelift 2024 4S 3.0: 5 hp (4 kW).

Torque comparison

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

Chart data table
VehicleValue
Porsche911 (991)GT3 3.8
440 Nm
325 lb-ft
Porsche911 Targa (992)Facelift 20244S 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)GT3 3.8
1,430 kg
3,153 lb
Porsche911 Targa (992)Facelift 20244S 3.0
1,695 kg
3,737 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)GT3 3.8
315 km/h
196 mph
Porsche911 Targa (992)Facelift 20244S 3.0
308 km/h
191 mph

0-100 km/h comparison

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

Chart data table
VehicleValue
Porsche911 (991)GT3 3.83.5 s
Porsche911 Targa (992)Facelift 20244S 3.03.5 s

Although Porsche 911 Targa (992) Facelift 2024 4S 3.0 has more power, Porsche 911 (991) GT3 3.8 is quicker from 0-100 km/h.

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)GT3 3.8
12.4 L/100 km
19.0 mpg US
22.8 mpg UK
Porsche911 Targa (992)Facelift 20244S 3.0
11.0 L/100 km
21.4 mpg US
25.7 mpg UK

The biggest fuel consumption difference is between Porsche 911 Targa (992) Facelift 2024 4S 3.0 and Porsche 911 (991) GT3 3.8: 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)GT3 3.8
332 hp/t
248 kW/t
3.0 kg/hp
Porsche911 Targa (992)Facelift 20244S 3.0
283 hp/t
211 kW/t
3.5 kg/hp

Performance spider chart

Radar chart comparing normalized performance and fuel-consumption scores.

Chart data table
VehiclePowerAccelerationTop speed
Porsche911 (991)GT3 3.8
475 hp
354 kW
3.5 s
315 km/h
196 mph
Porsche911 Targa (992)Facelift 20244S 3.0
480 hp
358 kW
3.5 s
308 km/h
191 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)GT3 3.8
Power
475 hp
354 kW
0-100 km/h3.5 s
Top speed
315 km/h
196 mph
Doors/seats
2 doors
2 seats
Trunk
385 L
13.6 cu ft
Length
4,545 mm
178.9 in
Height
1,269 mm
50.0 in
Porsche911 Targa (992)Facelift 20244S 3.0
Power
480 hp
358 kW
0-100 km/h3.5 s
Top speed
308 km/h
191 mph
Doors/seats
2 doors
4 seats
Trunk
163 L
5.8 cu ft
Length
4,542 mm
178.8 in
Height
1,302 mm
51.3 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)GT3 3.8
Power
475 hp
354 kW
0-100 km/h3.5 s
Top speed
315 km/h
196 mph
12.4 L/100 km
19.0 mpg US
22.8 mpg UK
Porsche911 Targa (992)Facelift 20244S 3.0
Power
480 hp
358 kW
0-100 km/h3.5 s
Top speed
308 km/h
191 mph
11.0 L/100 km
21.4 mpg US
25.7 mpg UK

Porsche 911 Targa (992) Facelift 2024 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
VehicleFuel consumption, L/100 km0-100 km/h, s
Porsche911 (991)GT3 3.8
12.4 L/100 km
19.0 mpg US
22.8 mpg UK
3.5 s
Porsche911 Targa (992)Facelift 20244S 3.0
11.0 L/100 km
21.4 mpg US
25.7 mpg UK
3.5 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)GT3 3.8
332 hp/t
248 kW/t
3.0 kg/hp
12.4 L/100 km
19.0 mpg US
22.8 mpg UK
Porsche911 Targa (992)Facelift 20244S 3.0
283 hp/t
211 kW/t
3.5 kg/hp
11.0 L/100 km
21.4 mpg US
25.7 mpg UK

Detailed score breakdown

Detailed score breakdown
VehiclePorsche911 (991)GT3 3.8Porsche911 Targa (992)Facelift 20244S 3.0
Power
475 hp
354 kW
480 hp
358 kW
Torque
440 Nm
325 lb-ft
530 Nm
391 lb-ft
Acceleration
3.5 s
3.5 s
Top speed
315 km/h
196 mph
308 km/h
191 mph
Lightness
1,430 kg
3,153 lb
1,695 kg
3,737 lb
Fuel consumption
12.4 L/100 km
19.0 mpg US
22.8 mpg UK
11.0 L/100 km
21.4 mpg US
25.7 mpg UK
Practicality
Doors/seats
2 doors
2 seats
Trunk
385 L
13.6 cu ft
Length
4,545 mm
178.9 in
Height
1,269 mm
50.0 in
Doors/seats
2 doors
4 seats
Trunk
163 L
5.8 cu ft
Length
4,542 mm
178.8 in
Height
1,302 mm
51.3 in
Range score
516 km
321 mi
-
CO2 score
289 g/km
-
Trunk score
385 L
13.6 cu ft
163 L
5.8 cu ft
Power-to-weight score
332 hp/t
248 kW/t
3.0 kg/hp
283 hp/t
211 kW/t
3.5 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) GT3 3.8Porsche 911 Targa (992) Facelift 2024 4S 3.0
Consumption12.4 L/100 km19 mpg US22.8 mpg UK11 L/100 km21.4 mpg US25.7 mpg UK
Cost / 100 km21.70 LC100 km19.25 LC100 km
Cost / 100 mi34.92 LC100 mi30.98 LC100 mi
Annual fuel used1,860 L491 US gal409 UK gal1,650 L436 US gal363 UK gal
Annual fuel cost3,255 LC/year2,888 LC/year

Head-to-head comparisons

Porsche 911 (991) GT3 3.8

  • Is 265 kg lighter
  • Has 7 km/h (4 mph) higher top speed
  • Has 49 hp/t better power-to-weight
  • Has 222 L more trunk volume

Pros

  • Quickest 0-100 km/h in this comparison
  • Highest top speed
  • Lightest
  • Best power-to-weight ratio
  • Largest trunk

Cons

  • Lowest power
  • Highest combined fuel consumption

Choose cars to compare

Brand
Model
Generation
Engine or modification
Porsche 911 (991) GT3 3.8
Porsche 911 Targa (992) 4S 3.0
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2 vehicles selected

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Porsche 911 (991) GT3 3.8 vs Porsche 911 Targa (992) · Facelift 2024 4S 3.0 - car comparison - FastVsFaster