Car comparison

Porsche 718 Cayman (982) 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)

2.0

300 hp1988 ccGasolineRWDDual-clutchTurbochargedCoupe2016-2018
VS

Porsche 911 (991)

Carrera 4 3.4

350 hp3436 ccGasolineAWDManualNaturally aspiratedCoupe2012-2015

Comparison overview

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

Best choices

Porsche 718 Cayman (982) 2.0

  • Quickest 0-100 km/h
    4.9 s
  • Fastest top speed
    285 km/h
    177 mph Unrestricted
    275 km/h
    171 mph Restricted
  • Lightest
    1,365 kg
    3,009 lb
  • Lowest combined fuel consumption
    6.9 L/100 km
    34.1 mpg US
    40.9 mpg UK
  • Lowest city consumption
    9.0 L/100 km
    26.1 mpg US
    31.4 mpg UK
  • Lowest highway consumption
    5.7 L/100 km
    41.3 mpg US
    49.6 mpg UK
  • Lowest CO2 emissions
    158 g/km
  • Best estimated range
    783 km
    486 mi
  • Best economy score
    88/100

Porsche 911 (991) Carrera 4 3.4

  • Most powerful
    350 hp
    261 kW
  • Highest torque
    390 Nm
    288 lb-ft
  • Best power-to-weight
    241 hp/t
    180 kW/t
    4.1 kg/hp
  • Largest trunk
    385 L
  • Best overall score
    66/100
  • Best performance score
    73/100
  • Best practicality score
    50/100

Specification comparison

Specification comparison
ModelPorsche718 Cayman (982)2.0Porsche911 (991)Carrera 4 3.4
Power
300hp224kW
350hp261kW
Torque
380Nm280lb-ft
390Nm288lb-ft
Curb weight
1,365kg3,009lb
1,450kg3,197lb
Gross weight
1,685kg3,715lb
1,845kg4,068lb
Top speed
Unrestricted
285 km/h177 mph
Restricted
275 km/h171 mph
Calculated
285 km/h
177 mph
To 99% top speed
98.7s99% target: 282 km/h / 175 mph
Calculated
67.9s99% target: 282 km/h / 175 mph
Calculated
0-100 km/h
4.9s
4.9s
0-200 km/h
18.1s
15.4s
Calculated
0-60 mph
4.6s
Calculated
4.7s
Calculated
Fuel consumption
6.9L/100 km34.1mpg US40.9mpg UK
9.3L/100 km25.3mpg US30.4mpg UK
Fuel consumption city
9L/100 km26.1mpg US31.4mpg UK
12.9L/100 km18.2mpg US21.9mpg UK
Fuel consumption highway
5.7L/100 km41.3mpg US49.6mpg UK
7.4L/100 km31.8mpg US38.2mpg UK
Quarter mile
13.1s
Calculated
12.9s
Calculated
Power-to-weight
220hp/t164kW/t100hp/1000 lb
Calculated
241hp/t180kW/t109hp/1000 lb
Calculated
Torque-to-weight
278Nm/t186lb-ft/ton
Calculated
269Nm/t180lb-ft/ton
Calculated
Estimated range
783km486mi
Calculated
731km454mi
Calculated
Displacement
1,988cc121cu in
3,436cc210cu in
Length
4,379mm172in
4,491mm177in
Width
1,801mm71in
1,852mm73in
Height
1,286mm51in
1,304mm51in
Wheelbase
2,475mm97in
2,450mm96in
Front track
1,515mm60in
1,532mm60in
Rear track
1,532mm60in
1,560mm61in
Trunk volume
334L
385L
Doors
2
2
Seats
2
4
Fuel tank
54L
68L
CO2 emissions
158g/km
218g/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) 2.0Porsche 911 (991) Carrera 4 3.4PowerTorque
  • Porsche 718 Cayman (982) 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)2.06,500 rpm1,950-4,500 rpm7,500 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)2.0Porsche911 (991)Carrera 4 3.4
Acceleration checkpoints
0-60 mph
0-97 km/h
4.6 s
4.7 s
0-100 km/h
0-62 mph
4.9 s
4.9 s
0-200 km/h
0-124 mph
18.1 s
15.4 s
Top speed
Unrestricted
285 km/h177 mph
Restricted
275 km/h171 mph
Likely limited
285 km/h
177 mph
Drag race simulation
60 ft
18 m
2.0 s
2.2 s
330 ft
101 m
5.6 s
5.7 s
1/8 mile
201 m
8.5 s
8.5 s
1000 ft
305 m
11.0 s
10.9 s
1/4 mile
402 m
13.1 s
12.9 s
Trap speed
1/4 mile
402 m
173 km/h
108 mph
184 km/h
114 mph

Power comparison

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

Chart data table
VehicleValue
Porsche718 Cayman (982)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) 2.0.

The biggest power difference is between Porsche 718 Cayman (982) 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)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)2.0
1,365 kg
3,009 lb
Porsche911 (991)Carrera 4 3.4
1,450 kg
3,197 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)2.0
Unrestricted
285 km/h177 mph
Restricted
275 km/h171 mph
Porsche911 (991)Carrera 4 3.4
285 km/h
177 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)2.04.9 s
Porsche911 (991)Carrera 4 3.44.9 s

Although Porsche 911 (991) Carrera 4 3.4 has more power, Porsche 718 Cayman (982) 2.0 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
Porsche718 Cayman (982)2.0
6.9 L/100 km
34.1 mpg US
40.9 mpg UK
Porsche911 (991)Carrera 4 3.4
9.3 L/100 km
25.3 mpg US
30.4 mpg UK

The biggest fuel consumption difference is between Porsche 718 Cayman (982) 2.0 and Porsche 911 (991) Carrera 4 3.4: 2.4 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
Porsche718 Cayman (982)2.0
220 hp/t
164 kW/t
4.5 kg/hp
Porsche911 (991)Carrera 4 3.4
241 hp/t
180 kW/t
4.1 kg/hp

Estimated range comparison

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

Chart data table
VehicleValue
Porsche718 Cayman (982)2.0
783 km
486 mi
Porsche911 (991)Carrera 4 3.4
731 km
454 mi

Performance spider chart

Radar chart comparing normalized performance and fuel-consumption scores.

Chart data table
VehiclePowerAccelerationTop speed
Porsche718 Cayman (982)2.0
300 hp
224 kW
4.9 s
Unrestricted
285 km/h177 mph
Restricted
275 km/h171 mph
Porsche911 (991)Carrera 4 3.4
350 hp
261 kW
4.9 s
285 km/h
177 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)2.0
Power
300 hp
224 kW
0-100 km/h4.9 s
Top speed
Unrestricted
285 km/h177 mph
Restricted
275 km/h171 mph
Doors/seats
2 doors
2 seats
Trunk
334 L
11.8 cu ft
Length
4,379 mm
172.4 in
Height
1,286 mm
50.6 in
Porsche911 (991)Carrera 4 3.4
Power
350 hp
261 kW
0-100 km/h4.9 s
Top speed
285 km/h
177 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)2.0
Power
300 hp
224 kW
0-100 km/h4.9 s
Top speed
Unrestricted
285 km/h177 mph
Restricted
275 km/h171 mph
6.9 L/100 km
34.1 mpg US
40.9 mpg UK
Porsche911 (991)Carrera 4 3.4
Power
350 hp
261 kW
0-100 km/h4.9 s
Top speed
285 km/h
177 mph
9.3 L/100 km
25.3 mpg US
30.4 mpg UK

Porsche 718 Cayman (982) 2.0 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
Porsche718 Cayman (982)2.0
6.9 L/100 km
34.1 mpg US
40.9 mpg UK
4.9 s
Porsche911 (991)Carrera 4 3.4
9.3 L/100 km
25.3 mpg US
30.4 mpg UK
4.9 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)2.0
220 hp/t
164 kW/t
4.6 kg/hp
6.9 L/100 km
34.1 mpg US
40.9 mpg UK
Porsche911 (991)Carrera 4 3.4
241 hp/t
180 kW/t
4.1 kg/hp
9.3 L/100 km
25.3 mpg US
30.4 mpg UK

Detailed score breakdown

Detailed score breakdown
VehiclePorsche718 Cayman (982)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
4.9 s
4.9 s
Top speed
Unrestricted
285 km/h177 mph
Restricted
275 km/h171 mph
285 km/h
177 mph
Lightness
1,365 kg
3,009 lb
1,450 kg
3,197 lb
Fuel consumption
6.9 L/100 km
34.1 mpg US
40.9 mpg UK
9.3 L/100 km
25.3 mpg US
30.4 mpg UK
Practicality
Doors/seats
2 doors
2 seats
Trunk
334 L
11.8 cu ft
Length
4,379 mm
172.4 in
Height
1,286 mm
50.6 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
783 km
486 mi
731 km
454 mi
CO2 score
158 g/km
218 g/km
Trunk score
334 L
11.8 cu ft
385 L
13.6 cu ft
Power-to-weight score
220 hp/t
164 kW/t
4.6 kg/hp
241 hp/t
180 kW/t
4.1 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) 2.0Porsche 911 (991) Carrera 4 3.4
Consumption6.9 L/100 km34.1 mpg US40.9 mpg UK9.3 L/100 km25.3 mpg US30.4 mpg UK
Cost / 100 km12.08 LC100 km16.28 LC100 km
Cost / 100 mi19.43 LC100 mi26.19 LC100 mi
Annual fuel used1,035 L273 US gal228 UK gal1,395 L369 US gal307 UK gal
Annual fuel cost1,811 LC/year2,441 LC/year

Head-to-head comparisons

Porsche 718 Cayman (982) 2.0

  • Is 85 kg lighter
  • Uses 2.4 L/100 km less fuel
  • Has 51 km (32 mi) more estimated range
  • Emits 60 g/km less CO2

Pros

  • Quickest 0-100 km/h in this comparison
  • Highest top speed
  • Lightest
  • Lowest combined fuel consumption
  • Best estimated range

Cons

  • Lowest power
  • Smallest trunk

Porsche 911 (991) Carrera 4 3.4

  • Has 50 hp more
  • Has 10 Nm more
  • Has 22 hp/t better power-to-weight
  • Has 51 L more trunk volume

Pros

  • Most powerful
  • Highest torque
  • Best power-to-weight ratio
  • Largest trunk

Cons

  • Highest combined fuel consumption
  • Heaviest
  • Highest CO2 emissions

Choose cars to compare

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