Car comparison

Porsche 911 Targa (991) 4S 3.8vsPorsche 911 (992) Carrera 4 3.0

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

New comparison

Porsche 911 Targa (991)

4S 3.8

400 hp3800 ccGasolineAWDDual-clutchNaturally aspirated2014-2015
VS

Porsche 911 (992)

Carrera 4 3.0

385 hp2981 ccGasolineAWDDual-clutchTwin-turboCoupe2019-2024

Comparison overview

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

Best choices

Porsche 911 Targa (991) 4S 3.8

  • Fastest top speed
    294 km/h
    183 mph
  • Most powerful
    400 hp
    298 kW
  • Best power-to-weight
    254 hp/t
    189 kW/t
    3.9 kg/hp
  • Lowest combined fuel consumption
    9.2 L/100 km
    25.6 mpg US
    30.7 mpg UK
  • Lowest city consumption
    12.5 L/100 km
    18.8 mpg US
    22.6 mpg UK
  • Best estimated range
    739 km
    459 mi
  • Largest trunk
    285 L
  • Best overall score
    69/100
  • Best performance score
    78/100
  • Best economy score
    82/100
  • Best practicality score
    51/100

Porsche 911 (992) Carrera 4 3.0

  • Quickest 0-100 km/h
    4.2 s
  • Highest torque
    450 Nm
    332 lb-ft
  • Lightest
    1,555 kg
    3,428 lb
  • Lowest highway consumption
    6.8 L/100 km
    34.6 mpg US
    41.5 mpg UK
  • Lowest CO2 emissions
    210 g/km

Specification comparison

Specification comparison
ModelPorsche911 Targa (991)4S 3.8Porsche911 (992)Carrera 4 3.0
Power
400hp298kW
385hp287kW
Torque
440Nm325lb-ft
450Nm332lb-ft
Curb weight
1,575kg3,472lb
1,555kg3,428lb
Gross weight
1,980kg4,365lb
1,985kg4,376lb
Top speed
294 km/h
183 mph
291 km/h
181 mph
To 99% top speed
59.4s99% target: 291 km/h / 181 mph
Calculated
82.9s99% target: 288 km/h / 179 mph
Calculated
0-100 km/h
4.4s
4.2s
0-200 km/h
13.1s
Calculated
14.9s
0-60 mph
4.2s
Calculated
4.0s
Calculated
Fuel consumption
9.2L/100 km25.6mpg US30.7mpg UK
9.2L/100 km25.6mpg US30.7mpg UK
Fuel consumption city
12.5L/100 km18.8mpg US22.6mpg UK
13.2L/100 km17.8mpg US21.4mpg UK
Fuel consumption highway
7.1L/100 km33.1mpg US39.8mpg UK
6.8L/100 km34.6mpg US41.5mpg UK
Quarter mile
12.3s
Calculated
12.3s
Calculated
Power-to-weight
254hp/t189kW/t115hp/1000 lb
Calculated
248hp/t185kW/t112hp/1000 lb
Calculated
Torque-to-weight
279Nm/t187lb-ft/ton
Calculated
289Nm/t194lb-ft/ton
Calculated
Estimated range
739km459mi
Calculated
728km453mi
Calculated
Displacement
3,800cc232cu in
2,981cc182cu in
Length
4,491mm177in
4,519mm178in
Width
1,852mm73in
1,852mm73in
Height
1,289mm51in
1,298mm51in
Wheelbase
2,450mm96in
2,450mm96in
Front track
1,538mm61in
1,591mm63in
Rear track
1,552mm61in
1,557mm61in
Trunk volume
285L
132L
Doors
2
2
Seats
4
4
Fuel tank
68L
67L
CO2 emissions
214g/km
210g/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 Targa (991) 4S 3.8Porsche 911 (992) Carrera 4 3.0PowerTorque
  • Porsche 911 Targa (991) 4S 3.8: Power / Torque
  • Porsche 911 (992) Carrera 4 3.0: Power / Torque
Dyno simulation data table
VehiclePeak power RPMPeak torque RPMMax engine speed
Porsche911 Targa (991)4S 3.87,400 rpm5,600 rpm7,650 rpm
Porsche911 (992)Carrera 4 3.06,500 rpm1,950-5,000 rpm7,500 rpm

Acceleration curve

Estimated speed over time for selected vehicles.

Acceleration and drag-race table
MetricPorsche911 Targa (991)4S 3.8Porsche911 (992)Carrera 4 3.0
Acceleration checkpoints
0-60 mph
0-97 km/h
4.2 s
4.0 s
0-100 km/h
0-62 mph
4.4 s
4.2 s
0-200 km/h
0-124 mph
13.1 s
14.9 s
Top speed
294 km/h
183 mph
291 km/h
181 mph
Drag race simulation
60 ft
18 m
2.1 s
1.9 s
330 ft
101 m
5.5 s
5.3 s
1/8 mile
201 m
8.1 s
8.0 s
1000 ft
305 m
10.4 s
10.4 s
1/4 mile
402 m
12.3 s
12.3 s
Trap speed
1/4 mile
402 m
194 km/h
120 mph
184 km/h
114 mph

Power comparison

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

Chart data table
VehicleValue
Porsche911 Targa (991)4S 3.8
400 hp
298 kW
Porsche911 (992)Carrera 4 3.0
385 hp
287 kW

Porsche 911 Targa (991) 4S 3.8 has 15 hp more than Porsche 911 (992) Carrera 4 3.0.

The biggest power difference is between Porsche 911 (992) Carrera 4 3.0 and Porsche 911 Targa (991) 4S 3.8: 15 hp (11 kW).

Torque comparison

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

Chart data table
VehicleValue
Porsche911 Targa (991)4S 3.8
440 Nm
325 lb-ft
Porsche911 (992)Carrera 4 3.0
450 Nm
332 lb-ft

Curb weight comparison

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

Chart data table
VehicleValue
Porsche911 Targa (991)4S 3.8
1,575 kg
3,472 lb
Porsche911 (992)Carrera 4 3.0
1,555 kg
3,428 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 Targa (991)4S 3.8
294 km/h
183 mph
Porsche911 (992)Carrera 4 3.0
291 km/h
181 mph

0-100 km/h comparison

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

Chart data table
VehicleValue
Porsche911 Targa (991)4S 3.84.4 s
Porsche911 (992)Carrera 4 3.04.2 s

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

The biggest 0-100 km/h difference is between Porsche 911 (992) Carrera 4 3.0 and Porsche 911 Targa (991) 4S 3.8: 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 Targa (991)4S 3.8
9.2 L/100 km
25.6 mpg US
30.7 mpg UK
Porsche911 (992)Carrera 4 3.0
9.2 L/100 km
25.6 mpg US
30.7 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 Targa (991)4S 3.8
254 hp/t
189 kW/t
3.9 kg/hp
Porsche911 (992)Carrera 4 3.0
248 hp/t
185 kW/t
4.0 kg/hp

Estimated range comparison

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

Chart data table
VehicleValue
Porsche911 Targa (991)4S 3.8
739 km
459 mi
Porsche911 (992)Carrera 4 3.0
728 km
453 mi

Performance spider chart

Radar chart comparing normalized performance and fuel-consumption scores.

Chart data table
VehiclePowerAccelerationTop speed
Porsche911 Targa (991)4S 3.8
400 hp
298 kW
4.4 s
294 km/h
183 mph
Porsche911 (992)Carrera 4 3.0
385 hp
287 kW
4.2 s
291 km/h
181 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 Targa (991)4S 3.8
Power
400 hp
298 kW
0-100 km/h4.4 s
Top speed
294 km/h
183 mph
Doors/seats
2 doors
4 seats
Trunk
285 L
10.1 cu ft
Length
4,491 mm
176.8 in
Height
1,289 mm
50.7 in
Porsche911 (992)Carrera 4 3.0
Power
385 hp
287 kW
0-100 km/h4.2 s
Top speed
291 km/h
181 mph
Doors/seats
2 doors
4 seats
Trunk
132 L
4.7 cu ft
Length
4,519 mm
177.9 in
Height
1,298 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 Targa (991)4S 3.8
Power
400 hp
298 kW
0-100 km/h4.4 s
Top speed
294 km/h
183 mph
9.2 L/100 km
25.6 mpg US
30.7 mpg UK
Porsche911 (992)Carrera 4 3.0
Power
385 hp
287 kW
0-100 km/h4.2 s
Top speed
291 km/h
181 mph
9.2 L/100 km
25.6 mpg US
30.7 mpg UK

Porsche 911 Targa (991) 4S 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 Targa (991)4S 3.8
9.2 L/100 km
25.6 mpg US
30.7 mpg UK
4.4 s
Porsche911 (992)Carrera 4 3.0
9.2 L/100 km
25.6 mpg US
30.7 mpg UK
4.2 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 Targa (991)4S 3.8
254 hp/t
189 kW/t
3.9 kg/hp
9.2 L/100 km
25.6 mpg US
30.7 mpg UK
Porsche911 (992)Carrera 4 3.0
248 hp/t
185 kW/t
4.0 kg/hp
9.2 L/100 km
25.6 mpg US
30.7 mpg UK

Detailed score breakdown

Detailed score breakdown
VehiclePorsche911 Targa (991)4S 3.8Porsche911 (992)Carrera 4 3.0
Power
400 hp
298 kW
385 hp
287 kW
Torque
440 Nm
325 lb-ft
450 Nm
332 lb-ft
Acceleration
4.4 s
4.2 s
Top speed
294 km/h
183 mph
291 km/h
181 mph
Lightness
1,575 kg
3,472 lb
1,555 kg
3,428 lb
Fuel consumption
9.2 L/100 km
25.6 mpg US
30.7 mpg UK
9.2 L/100 km
25.6 mpg US
30.7 mpg UK
Practicality
Doors/seats
2 doors
4 seats
Trunk
285 L
10.1 cu ft
Length
4,491 mm
176.8 in
Height
1,289 mm
50.7 in
Doors/seats
2 doors
4 seats
Trunk
132 L
4.7 cu ft
Length
4,519 mm
177.9 in
Height
1,298 mm
51.1 in
Range score
739 km
459 mi
728 km
453 mi
CO2 score
214 g/km
210 g/km
Trunk score
285 L
10.1 cu ft
132 L
4.7 cu ft
Power-to-weight score
254 hp/t
189 kW/t
3.9 kg/hp
248 hp/t
185 kW/t
4.0 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 Targa (991) 4S 3.8Porsche 911 (992) Carrera 4 3.0
Consumption9.2 L/100 km25.6 mpg US30.7 mpg UK9.2 L/100 km25.6 mpg US30.7 mpg UK
Cost / 100 km16.10 LC100 km16.10 LC100 km
Cost / 100 mi25.91 LC100 mi25.91 LC100 mi
Annual fuel used1,380 L365 US gal304 UK gal1,380 L365 US gal304 UK gal
Annual fuel cost2,415 LC/year2,415 LC/year

Head-to-head comparisons

Porsche 911 Targa (991) 4S 3.8

  • Has 15 hp more
  • Has 3 km/h (2 mph) higher top speed
  • Has 6 hp/t better power-to-weight
  • Has 11 km (7 mi) more estimated range
  • Has 153 L more trunk volume

Pros

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

Cons

  • Slowest 0-100 km/h
  • Heaviest
  • Highest CO2 emissions

Porsche 911 (992) Carrera 4 3.0

  • Has 10 Nm more
  • Is 20 kg lighter
  • Is 0.2 s quicker from 0-100 km/h
  • Emits 4 g/km less CO2

Pros

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

Cons

  • Lowest power
  • Lowest top speed
  • Smallest trunk

Choose cars to compare

Brand
Model
Generation
Engine or modification
Porsche 911 Targa (991) 4S 3.8
Porsche 911 (992) Carrera 4 3.0
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