Car comparison

Porsche 911 (991 II) Carrera T 3.0vsPorsche 911 Cabriolet (992) Carrera 4 3.0

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

New comparison

Porsche 911 (991 II)

Carrera T 3.0

370 hp2981 ccGasolineRWDDual-clutchTwin-turboCoupe2017-2018
VS

Porsche 911 Cabriolet (992)

Carrera 4 3.0

385 hp2981 ccGasolineAWDDual-clutchTwin-turboCabriolet / convertible2019-2024

Comparison overview

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

Best choices

Porsche 911 (991 II) Carrera T 3.0

  • Quickest 0-100 km/h
    4.2 s
  • Fastest top speed
    291 km/h
    181 mph
  • Highest torque
    450 Nm
    332 lb-ft
  • Lightest
    1,445 kg
    3,186 lb
  • Best power-to-weight
    256 hp/t
    191 kW/t
    3.9 kg/hp
  • Lowest combined fuel consumption
    8.5 L/100 km
    27.7 mpg US
    33.2 mpg UK
  • Lowest city consumption
    11.5 L/100 km
    20.5 mpg US
    24.6 mpg UK
  • Lowest highway consumption
    6.8 L/100 km
    34.6 mpg US
    41.5 mpg UK
  • Lowest CO2 emissions
    193 g/km
  • Best estimated range
    753 km
    468 mi
  • Largest trunk
    145 L
  • Best overall score
    65/100
  • Best performance score
    77/100
  • Best economy score
    84/100
  • Best practicality score
    41/100

Specification comparison

Specification comparison
ModelPorsche911 (991 II)Carrera T 3.0Porsche911 Cabriolet (992)Carrera 4 3.0
Power
370hp276kW
385hp287kW
Torque
450Nm332lb-ft
450Nm332lb-ft
Curb weight
1,445kg3,186lb
1,625kg3,583lb
Gross weight
1,890kg4,167lb
2,040kg4,497lb
Top speed
291 km/h
181 mph
289 km/h
180 mph
To 99% top speed
58.9s99% target: 288 km/h / 179 mph
Calculated
84.7s99% target: 286 km/h / 178 mph
Calculated
0-100 km/h
4.2s
4.4s
0-200 km/h
12.9s
Calculated
15.6s
0-60 mph
4.0s
Calculated
4.2s
Calculated
Fuel consumption
8.5L/100 km27.7mpg US33.2mpg UK
9.2L/100 km25.6mpg US30.7mpg UK
Fuel consumption city
11.5L/100 km20.5mpg US24.6mpg UK
13.2L/100 km17.8mpg US21.4mpg UK
Fuel consumption highway
6.8L/100 km34.6mpg US41.5mpg UK
6.9L/100 km34.1mpg US40.9mpg UK
Quarter mile
12.1s
Calculated
12.5s
Calculated
Power-to-weight
256hp/t191kW/t116hp/1000 lb
Calculated
237hp/t177kW/t107hp/1000 lb
Calculated
Torque-to-weight
311Nm/t208lb-ft/ton
Calculated
277Nm/t185lb-ft/ton
Calculated
Estimated range
753km468mi
Calculated
728km453mi
Calculated
Displacement
2,981cc182cu in
2,981cc182cu in
Length
4,527mm178in
4,519mm178in
Width
1,808mm71in
1,852mm73in
Height
1,285mm51in
1,297mm51in
Wheelbase
2,450mm96in
2,450mm96in
Front track-
1,591mm63in
Rear track-
1,557mm61in
Trunk volume
145L
132L
Doors
2
2
Seats
4
4
Fuel tank
64L
67L
CO2 emissions
193g/km
211g/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 T 3.0Porsche 911 Cabriolet (992) Carrera 4 3.0PowerTorque
  • Porsche 911 (991 II) Carrera T 3.0: Power / Torque
  • Porsche 911 Cabriolet (992) Carrera 4 3.0: Power / Torque
Dyno simulation data table
VehiclePeak power RPMPeak torque RPMMax engine speed
Porsche911 (991 II)Carrera T 3.06,500 rpm1,700-5,000 rpm6,750 rpm
Porsche911 Cabriolet (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 (991 II)Carrera T 3.0Porsche911 Cabriolet (992)Carrera 4 3.0
Acceleration checkpoints
0-60 mph
0-97 km/h
4.0 s
4.2 s
0-100 km/h
0-62 mph
4.2 s
4.4 s
0-200 km/h
0-124 mph
12.9 s
15.6 s
Top speed
291 km/h
181 mph
289 km/h
180 mph
Drag race simulation
60 ft
18 m
2.1 s
2.0 s
330 ft
101 m
5.4 s
5.4 s
1/8 mile
201 m
8.0 s
8.1 s
1000 ft
305 m
10.2 s
10.5 s
1/4 mile
402 m
12.1 s
12.5 s
Trap speed
1/4 mile
402 m
194 km/h
121 mph
181 km/h
113 mph

Power comparison

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

Chart data table
VehicleValue
Porsche911 (991 II)Carrera T 3.0
370 hp
276 kW
Porsche911 Cabriolet (992)Carrera 4 3.0
385 hp
287 kW

Porsche 911 Cabriolet (992) Carrera 4 3.0 has 15 hp more than Porsche 911 (991 II) Carrera T 3.0.

The biggest power difference is between Porsche 911 (991 II) Carrera T 3.0 and Porsche 911 Cabriolet (992) Carrera 4 3.0: 15 hp (11 kW).

Torque comparison

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

Chart data table
VehicleValue
Porsche911 (991 II)Carrera T 3.0
450 Nm
332 lb-ft
Porsche911 Cabriolet (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 (991 II)Carrera T 3.0
1,445 kg
3,186 lb
Porsche911 Cabriolet (992)Carrera 4 3.0
1,625 kg
3,583 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 T 3.0
291 km/h
181 mph
Porsche911 Cabriolet (992)Carrera 4 3.0
289 km/h
180 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 T 3.04.2 s
Porsche911 Cabriolet (992)Carrera 4 3.04.4 s

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

The biggest 0-100 km/h difference is between Porsche 911 (991 II) Carrera T 3.0 and Porsche 911 Cabriolet (992) Carrera 4 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 T 3.0
8.5 L/100 km
27.7 mpg US
33.2 mpg UK
Porsche911 Cabriolet (992)Carrera 4 3.0
9.2 L/100 km
25.6 mpg US
30.7 mpg UK

The biggest fuel consumption difference is between Porsche 911 (991 II) Carrera T 3.0 and Porsche 911 Cabriolet (992) Carrera 4 3.0: 0.7 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 T 3.0
256 hp/t
191 kW/t
3.9 kg/hp
Porsche911 Cabriolet (992)Carrera 4 3.0
237 hp/t
177 kW/t
4.2 kg/hp

Estimated range comparison

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

Chart data table
VehicleValue
Porsche911 (991 II)Carrera T 3.0
753 km
468 mi
Porsche911 Cabriolet (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 (991 II)Carrera T 3.0
370 hp
276 kW
4.2 s
291 km/h
181 mph
Porsche911 Cabriolet (992)Carrera 4 3.0
385 hp
287 kW
4.4 s
289 km/h
180 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 T 3.0
Power
370 hp
276 kW
0-100 km/h4.2 s
Top speed
291 km/h
181 mph
Doors/seats
2 doors
4 seats
Trunk
145 L
5.1 cu ft
Length
4,527 mm
178.2 in
Height
1,285 mm
50.6 in
Porsche911 Cabriolet (992)Carrera 4 3.0
Power
385 hp
287 kW
0-100 km/h4.4 s
Top speed
289 km/h
180 mph
Doors/seats
2 doors
4 seats
Trunk
132 L
4.7 cu ft
Length
4,519 mm
177.9 in
Height
1,297 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 T 3.0
Power
370 hp
276 kW
0-100 km/h4.2 s
Top speed
291 km/h
181 mph
8.5 L/100 km
27.7 mpg US
33.2 mpg UK
Porsche911 Cabriolet (992)Carrera 4 3.0
Power
385 hp
287 kW
0-100 km/h4.4 s
Top speed
289 km/h
180 mph
9.2 L/100 km
25.6 mpg US
30.7 mpg UK

Porsche 911 (991 II) Carrera T 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 T 3.0
8.5 L/100 km
27.7 mpg US
33.2 mpg UK
4.2 s
Porsche911 Cabriolet (992)Carrera 4 3.0
9.2 L/100 km
25.6 mpg US
30.7 mpg UK
4.4 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 T 3.0
256 hp/t
191 kW/t
3.9 kg/hp
8.5 L/100 km
27.7 mpg US
33.2 mpg UK
Porsche911 Cabriolet (992)Carrera 4 3.0
237 hp/t
177 kW/t
4.2 kg/hp
9.2 L/100 km
25.6 mpg US
30.7 mpg UK

Detailed score breakdown

Detailed score breakdown
VehiclePorsche911 (991 II)Carrera T 3.0Porsche911 Cabriolet (992)Carrera 4 3.0
Power
370 hp
276 kW
385 hp
287 kW
Torque
450 Nm
332 lb-ft
450 Nm
332 lb-ft
Acceleration
4.2 s
4.4 s
Top speed
291 km/h
181 mph
289 km/h
180 mph
Lightness
1,445 kg
3,186 lb
1,625 kg
3,583 lb
Fuel consumption
8.5 L/100 km
27.7 mpg US
33.2 mpg UK
9.2 L/100 km
25.6 mpg US
30.7 mpg UK
Practicality
Doors/seats
2 doors
4 seats
Trunk
145 L
5.1 cu ft
Length
4,527 mm
178.2 in
Height
1,285 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
1,297 mm
51.1 in
Range score
753 km
468 mi
728 km
453 mi
CO2 score
193 g/km
211 g/km
Trunk score
145 L
5.1 cu ft
132 L
4.7 cu ft
Power-to-weight score
256 hp/t
191 kW/t
3.9 kg/hp
237 hp/t
177 kW/t
4.2 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 T 3.0Porsche 911 Cabriolet (992) Carrera 4 3.0
Consumption8.5 L/100 km27.7 mpg US33.2 mpg UK9.2 L/100 km25.6 mpg US30.7 mpg UK
Cost / 100 km14.88 LC100 km16.10 LC100 km
Cost / 100 mi23.94 LC100 mi25.91 LC100 mi
Annual fuel used1,275 L337 US gal280 UK gal1,380 L365 US gal304 UK gal
Annual fuel cost2,231 LC/year2,415 LC/year

Head-to-head comparisons

Porsche 911 (991 II) Carrera T 3.0

  • Is 180 kg lighter
  • Is 0.2 s quicker from 0-100 km/h
  • Has 2 km/h (1 mph) higher top speed
  • Uses 0.7 L/100 km less fuel
  • Has 19 hp/t better power-to-weight
  • Has 25 km (15 mi) more estimated range
  • Has 13 L more trunk volume
  • Emits 18 g/km less CO2

Pros

  • Quickest 0-100 km/h in this comparison
  • Highest top speed
  • Highest torque
  • Lightest
  • Lowest combined fuel consumption
  • Best power-to-weight ratio
  • Best estimated range
  • Largest trunk

Cons

  • Lowest power

Choose cars to compare

Brand
Model
Generation
Engine or modification
Porsche 911 (991 II) Carrera T 3.0
Porsche 911 Cabriolet (992) Carrera 4 3.0
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2 vehicles selected

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