Car comparison

Porsche 718 Cayman (982) T 2.0vsPorsche 911 (991) Carrera 4 3.4

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

New comparison

Porsche 718 Cayman (982)

T 2.0

300 hp1988 ccGasolineRWDDual-clutchTurbochargedCoupe2018-2020
VS

Porsche 911 (991)

Carrera 4 3.4

350 hp3436 ccGasolineAWDDual-clutchNaturally aspiratedCoupe2012-2015

Comparison overview

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

Best choices

Porsche 911 (991) Carrera 4 3.4

  • Quickest 0-100 km/h
    4.5 s
  • Most powerful
    350 hp
    261 kW
  • Highest torque
    390 Nm
    288 lb-ft
  • Best power-to-weight
    238 hp/t
    178 kW/t
    4.2 kg/hp
  • Best estimated range
    791 km
    491 mi
  • Largest trunk
    385 L
  • Best overall score
    66/100
  • Best performance score
    74/100
  • Best practicality score
    50/100

Porsche 718 Cayman (982) T 2.0

  • Fastest top speed
    285 km/h
    177 mph Unrestricted
    275 km/h
    171 mph Restricted
  • Lightest
    1,380 kg
    3,042 lb
  • Lowest combined fuel consumption
    7.9 L/100 km
    29.8 mpg US
    35.8 mpg UK
  • Lowest city consumption
    10.5 L/100 km
    22.4 mpg US
    26.9 mpg UK
  • Lowest highway consumption
    6.4 L/100 km
    36.8 mpg US
    44.1 mpg UK
  • Lowest CO2 emissions
    180 g/km
  • Best economy score
    86/100

Specification comparison

Specification comparison
ModelPorsche718 Cayman (982)T 2.0Porsche911 (991)Carrera 4 3.4
Power
300hp224kW
350hp261kW
Torque
380Nm280lb-ft
390Nm288lb-ft
Curb weight
1,380kg3,042lb
1,470kg3,241lb
Gross weight
1,685kg3,715lb
1,865kg4,112lb
Top speed
Unrestricted
285 km/h177 mph
Restricted
275 km/h171 mph
Calculated
283 km/h
176 mph
To 99% top speed
65.6s99% target: 282 km/h / 175 mph
Calculated
62.1s99% target: 280 km/h / 174 mph
Calculated
0-100 km/h
4.7s
4.5s
0-200 km/h
14.8s
Calculated
14.2s
Calculated
0-60 mph
4.5s
Calculated
4.3s
Calculated
Fuel consumption
7.9L/100 km29.8mpg US35.8mpg UK
8.6L/100 km27.4mpg US32.8mpg UK
Fuel consumption city
10.5L/100 km22.4mpg US26.9mpg UK
11.7L/100 km20.1mpg US24.1mpg UK
Fuel consumption highway
6.4L/100 km36.8mpg US44.1mpg UK
6.8L/100 km34.6mpg US41.5mpg UK
Quarter mile
12.7s
Calculated
12.5s
Calculated
Power-to-weight
217hp/t162kW/t99hp/1000 lb
Calculated
238hp/t178kW/t108hp/1000 lb
Calculated
Torque-to-weight
275Nm/t184lb-ft/ton
Calculated
265Nm/t178lb-ft/ton
Calculated
Estimated range
684km425mi
Calculated
791km491mi
Calculated
Displacement
1,988cc121cu in
3,436cc210cu in
Length
4,379mm172in
4,491mm177in
Width
1,801mm71in
1,852mm73in
Height
1,276mm50in
1,304mm51in
Wheelbase
2,475mm97in
2,450mm96in
Front track
1,528mm60in
1,532mm60in
Rear track
1,534mm60in
1,560mm61in
Trunk volume
150L
385L
Max trunk volume
275L
-
Doors
2
2
Seats
2
4
Fuel tank
54L
68L
CO2 emissions
180g/km
200g/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 718 Cayman (982) T 2.0Porsche 911 (991) Carrera 4 3.4PowerTorque
  • Porsche 718 Cayman (982) T 2.0: Power / Torque
  • Porsche 911 (991) Carrera 4 3.4: Power / Torque
Dyno simulation data table
VehiclePeak power RPMPeak torque RPMMax engine speed
Porsche718 Cayman (982)T 2.07,500 rpm2,150-4,500 rpm7,750 rpm
Porsche911 (991)Carrera 4 3.47,400 rpm5,600 rpm7,650 rpm

Acceleration curve

Estimated speed over time for selected vehicles.

Acceleration and drag-race table
MetricPorsche718 Cayman (982)T 2.0Porsche911 (991)Carrera 4 3.4
Acceleration checkpoints
0-60 mph
0-97 km/h
4.5 s
4.3 s
0-100 km/h
0-62 mph
4.7 s
4.5 s
0-200 km/h
0-124 mph
14.8 s
14.2 s
Top speed
Unrestricted
285 km/h177 mph
Restricted
275 km/h171 mph
Likely limited
283 km/h
176 mph
Drag race simulation
60 ft
18 m
2.2 s
2.1 s
330 ft
101 m
5.6 s
5.5 s
1/8 mile
201 m
8.4 s
8.2 s
1000 ft
305 m
10.7 s
10.6 s
1/4 mile
402 m
12.7 s
12.5 s
Trap speed
1/4 mile
402 m
186 km/h
115 mph
188 km/h
117 mph

Power comparison

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

Chart data table
VehicleValue
Porsche718 Cayman (982)T 2.0
300 hp
224 kW
Porsche911 (991)Carrera 4 3.4
350 hp
261 kW

Porsche 911 (991) Carrera 4 3.4 has 50 hp more than Porsche 718 Cayman (982) T 2.0.

The biggest power difference is between Porsche 718 Cayman (982) T 2.0 and Porsche 911 (991) Carrera 4 3.4: 50 hp (37 kW).

Torque comparison

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

Chart data table
VehicleValue
Porsche718 Cayman (982)T 2.0
380 Nm
280 lb-ft
Porsche911 (991)Carrera 4 3.4
390 Nm
288 lb-ft

Curb weight comparison

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

Chart data table
VehicleValue
Porsche718 Cayman (982)T 2.0
1,380 kg
3,042 lb
Porsche911 (991)Carrera 4 3.4
1,470 kg
3,241 lb

Top speed without limiter comparison

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

Chart data table
VehicleValue
Porsche718 Cayman (982)T 2.0
Unrestricted
285 km/h177 mph
Restricted
275 km/h171 mph
Porsche911 (991)Carrera 4 3.4
283 km/h
176 mph

0-100 km/h comparison

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

Chart data table
VehicleValue
Porsche718 Cayman (982)T 2.04.7 s
Porsche911 (991)Carrera 4 3.44.5 s

The biggest 0-100 km/h difference is between Porsche 911 (991) Carrera 4 3.4 and Porsche 718 Cayman (982) T 2.0: 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
Porsche718 Cayman (982)T 2.0
7.9 L/100 km
29.8 mpg US
35.8 mpg UK
Porsche911 (991)Carrera 4 3.4
8.6 L/100 km
27.4 mpg US
32.8 mpg UK

The biggest fuel consumption difference is between Porsche 718 Cayman (982) T 2.0 and Porsche 911 (991) Carrera 4 3.4: 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
Porsche718 Cayman (982)T 2.0
217 hp/t
162 kW/t
4.6 kg/hp
Porsche911 (991)Carrera 4 3.4
238 hp/t
178 kW/t
4.2 kg/hp

Estimated range comparison

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

Chart data table
VehicleValue
Porsche718 Cayman (982)T 2.0
684 km
425 mi
Porsche911 (991)Carrera 4 3.4
791 km
491 mi

Performance spider chart

Radar chart comparing normalized performance and fuel-consumption scores.

Chart data table
VehiclePowerAccelerationTop speed
Porsche718 Cayman (982)T 2.0
300 hp
224 kW
4.7 s
Unrestricted
285 km/h177 mph
Restricted
275 km/h171 mph
Porsche911 (991)Carrera 4 3.4
350 hp
261 kW
4.5 s
283 km/h
176 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
Porsche718 Cayman (982)T 2.0
Power
300 hp
224 kW
0-100 km/h4.7 s
Top speed
Unrestricted
285 km/h177 mph
Restricted
275 km/h171 mph
Doors/seats
2 doors
2 seats
Trunk
150 L
5.3 cu ft
Length
4,379 mm
172.4 in
Height
1,276 mm
50.2 in
Porsche911 (991)Carrera 4 3.4
Power
350 hp
261 kW
0-100 km/h4.5 s
Top speed
283 km/h
176 mph
Doors/seats
2 doors
4 seats
Trunk
385 L
13.6 cu ft
Length
4,491 mm
176.8 in
Height
1,304 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
Porsche718 Cayman (982)T 2.0
Power
300 hp
224 kW
0-100 km/h4.7 s
Top speed
Unrestricted
285 km/h177 mph
Restricted
275 km/h171 mph
7.9 L/100 km
29.8 mpg US
35.8 mpg UK
Porsche911 (991)Carrera 4 3.4
Power
350 hp
261 kW
0-100 km/h4.5 s
Top speed
283 km/h
176 mph
8.6 L/100 km
27.4 mpg US
32.8 mpg UK

Porsche 911 (991) Carrera 4 3.4 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
Porsche718 Cayman (982)T 2.0
7.9 L/100 km
29.8 mpg US
35.8 mpg UK
4.7 s
Porsche911 (991)Carrera 4 3.4
8.6 L/100 km
27.4 mpg US
32.8 mpg UK
4.5 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
Porsche718 Cayman (982)T 2.0
217 hp/t
162 kW/t
4.6 kg/hp
7.9 L/100 km
29.8 mpg US
35.8 mpg UK
Porsche911 (991)Carrera 4 3.4
238 hp/t
178 kW/t
4.2 kg/hp
8.6 L/100 km
27.4 mpg US
32.8 mpg UK

Detailed score breakdown

Detailed score breakdown
VehiclePorsche718 Cayman (982)T 2.0Porsche911 (991)Carrera 4 3.4
Power
300 hp
224 kW
350 hp
261 kW
Torque
380 Nm
280 lb-ft
390 Nm
288 lb-ft
Acceleration
4.7 s
4.5 s
Top speed
Unrestricted
285 km/h177 mph
Restricted
275 km/h171 mph
283 km/h
176 mph
Lightness
1,380 kg
3,042 lb
1,470 kg
3,241 lb
Fuel consumption
7.9 L/100 km
29.8 mpg US
35.8 mpg UK
8.6 L/100 km
27.4 mpg US
32.8 mpg UK
Practicality
Doors/seats
2 doors
2 seats
Trunk
150 L
5.3 cu ft
Length
4,379 mm
172.4 in
Height
1,276 mm
50.2 in
Doors/seats
2 doors
4 seats
Trunk
385 L
13.6 cu ft
Length
4,491 mm
176.8 in
Height
1,304 mm
51.3 in
Range score
684 km
425 mi
791 km
491 mi
CO2 score
180 g/km
200 g/km
Trunk score
150 L
5.3 cu ft
385 L
13.6 cu ft
Power-to-weight score
217 hp/t
162 kW/t
4.6 kg/hp
238 hp/t
178 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 718 Cayman (982) T 2.0Porsche 911 (991) Carrera 4 3.4
Consumption7.9 L/100 km29.8 mpg US35.8 mpg UK8.6 L/100 km27.4 mpg US32.8 mpg UK
Cost / 100 km13.83 LC100 km15.05 LC100 km
Cost / 100 mi22.25 LC100 mi24.22 LC100 mi
Annual fuel used1,185 L313 US gal261 UK gal1,290 L341 US gal284 UK gal
Annual fuel cost2,074 LC/year2,258 LC/year

Head-to-head comparisons

Porsche 718 Cayman (982) T 2.0

  • Is 90 kg lighter
  • Has 2 km/h (1 mph) higher top speed
  • Uses 0.7 L/100 km less fuel
  • Emits 20 g/km less CO2

Pros

  • Highest top speed
  • Lightest
  • Lowest combined fuel consumption

Cons

  • Slowest 0-100 km/h
  • Lowest power
  • Smallest trunk

Porsche 911 (991) Carrera 4 3.4

  • Has 50 hp more
  • Has 10 Nm more
  • Is 0.2 s quicker from 0-100 km/h
  • Has 21 hp/t better power-to-weight
  • Has 107 km (67 mi) more estimated range
  • Has 235 L more trunk volume

Pros

  • Quickest 0-100 km/h in this comparison
  • Most powerful
  • Highest torque
  • Best power-to-weight ratio
  • Best estimated range
  • Largest trunk

Cons

  • Highest combined fuel consumption
  • Heaviest
  • Lowest top speed
  • Highest CO2 emissions

Choose cars to compare

Brand
Model
Generation
Engine or modification
Porsche 718 Cayman (982) T 2.0
Porsche 911 (991) Carrera 4 3.4
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