Car comparison

Porsche 911 Cabriolet (991) Turbo 3.8vsJaguar F-type Convertible · Facelift 2017 R 5.0 V8

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

New comparison

Porsche 911 Cabriolet (991)

Turbo 3.8

520 hp3800 ccGasolineAWDDual-clutchTwin-turboCabriolet / convertible2013-2016
VS

Jaguar F-type Convertible · Facelift 2017

R 5.0 V8

550 hp5000 ccGasolineAWDAutomaticSuperchargedCabriolet / convertible2017-2018

Comparison overview

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

Best choices

Porsche 911 Cabriolet (991) Turbo 3.8

  • Quickest 0-100 km/h
    3.5 s
  • Fastest top speed
    315 km/h
    196 mph
  • Lightest
    1,665 kg
    3,671 lb
  • Lowest combined fuel consumption
    9.9 L/100 km
    23.8 mpg US
    28.5 mpg UK
  • Lowest CO2 emissions
    231 g/km
  • Best estimated range
    687 km
    427 mi
  • Largest trunk
    275 L
  • Best overall score
    76/100
  • Best performance score
    91/100
  • Best economy score
    80/100
  • Best practicality score
    43/100

Specification comparison

Specification comparison
ModelPorsche911 Cabriolet (991)Turbo 3.8JaguarF-type ConvertibleFacelift 2017R 5.0 V8
Power
520hp388kW
550hp410kW
Torque
660Nm487lb-ft
680Nm502lb-ft
Curb weight
1,665kg3,671lb
1,745kg3,847lb
Gross weight
2,045kg4,508lb
-
Top speed
315 km/h
196 mph
Unrestricted
310 km/h193 mph
Restricted
300 km/h186 mph
Calculated
To 99% top speed
51.1s99% target: 312 km/h / 194 mph
Calculated
60.0s99% target: 307 km/h / 191 mph
Calculated
0-100 km/h
3.5s
4.1s
0-200 km/h
10.0s
Calculated
11.9s
Calculated
0-60 mph
3.3s
Calculated
3.9s
Calculated
Fuel consumption
9.9L/100 km23.8mpg US28.5mpg UK
11.3L/100 km20.8mpg US25.0mpg UK
Fuel consumption city
13.4L/100 km17.6mpg US21.1mpg UK
-
Fuel consumption highway
7.8L/100 km30.2mpg US36.2mpg UK
-
Quarter mile
11.2s
Calculated
11.9s
Calculated
Power-to-weight
312hp/t233kW/t142hp/1000 lb
Calculated
315hp/t235kW/t143hp/1000 lb
Calculated
Torque-to-weight
396Nm/t265lb-ft/ton
Calculated
390Nm/t261lb-ft/ton
Calculated
Estimated range
687km427mi
Calculated
619km385mi
Calculated
Displacement
3,800cc232cu in
5,000cc305cu in
Length
4,506mm177in
4,482mm176in
Width
1,880mm74in
1,923mm76in
Height
1,292mm51in
1,308mm51in
Wheelbase
2,450mm96in
2,622mm103in
Front track
1,541mm61in
1,585mm62in
Rear track
1,590mm63in
1,627mm64in
Trunk volume
275L
207L
Doors
2
2
Seats
4
2
Fuel tank
68L
70L
CO2 emissions
231g/km
269g/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 Cabriolet (991) Turbo 3.8Jaguar F-type Convertible Facelift 2017 R 5.0 V8PowerTorque
  • Porsche 911 Cabriolet (991) Turbo 3.8: Power / Torque
  • Jaguar F-type Convertible Facelift 2017 R 5.0 V8: Power / Torque
Dyno simulation data table
VehiclePeak power RPMPeak torque RPMMax engine speed
Porsche911 Cabriolet (991)Turbo 3.86,000-6,500 rpm1,950-5,000 rpm6,750 rpm
JaguarF-type ConvertibleFacelift 2017R 5.0 V86,500 rpm3,500 rpm6,750 rpm

Acceleration curve

Estimated speed over time for selected vehicles.

Acceleration and drag-race table
MetricPorsche911 Cabriolet (991)Turbo 3.8JaguarF-type ConvertibleFacelift 2017R 5.0 V8
Acceleration checkpoints
0-60 mph
0-97 km/h
3.3 s
3.9 s
0-100 km/h
0-62 mph
3.5 s
4.1 s
0-200 km/h
0-124 mph
10.0 s
11.9 s
Top speed
315 km/h
196 mph
Unrestricted
310 km/h193 mph
Restricted
300 km/h186 mph
Likely limited
Drag race simulation
60 ft
18 m
1.9 s
2.1 s
330 ft
101 m
5.0 s
5.3 s
1/8 mile
201 m
7.4 s
7.9 s
1000 ft
305 m
9.4 s
10.1 s
1/4 mile
402 m
11.2 s
11.9 s
Trap speed
1/4 mile
402 m
212 km/h
132 mph
200 km/h
125 mph

Power comparison

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

Chart data table
VehicleValue
Porsche911 Cabriolet (991)Turbo 3.8
520 hp
388 kW
JaguarF-type ConvertibleFacelift 2017R 5.0 V8
550 hp
410 kW

Jaguar F-type Convertible Facelift 2017 R 5.0 V8 has 30 hp more than Porsche 911 Cabriolet (991) Turbo 3.8.

The biggest power difference is between Porsche 911 Cabriolet (991) Turbo 3.8 and Jaguar F-type Convertible Facelift 2017 R 5.0 V8: 30 hp (22 kW).

Torque comparison

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

Chart data table
VehicleValue
Porsche911 Cabriolet (991)Turbo 3.8
660 Nm
487 lb-ft
JaguarF-type ConvertibleFacelift 2017R 5.0 V8
680 Nm
502 lb-ft

Curb weight comparison

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

Chart data table
VehicleValue
Porsche911 Cabriolet (991)Turbo 3.8
1,665 kg
3,671 lb
JaguarF-type ConvertibleFacelift 2017R 5.0 V8
1,745 kg
3,847 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 Cabriolet (991)Turbo 3.8
315 km/h
196 mph
JaguarF-type ConvertibleFacelift 2017R 5.0 V8
Unrestricted
310 km/h193 mph
Restricted
300 km/h186 mph

0-100 km/h comparison

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

Chart data table
VehicleValue
Porsche911 Cabriolet (991)Turbo 3.83.5 s
JaguarF-type ConvertibleFacelift 2017R 5.0 V84.1 s

Although Jaguar F-type Convertible Facelift 2017 R 5.0 V8 has more power, Porsche 911 Cabriolet (991) Turbo 3.8 is quicker from 0-100 km/h.

The biggest 0-100 km/h difference is between Porsche 911 Cabriolet (991) Turbo 3.8 and Jaguar F-type Convertible Facelift 2017 R 5.0 V8: 0.6 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 Cabriolet (991)Turbo 3.8
9.9 L/100 km
23.8 mpg US
28.5 mpg UK
JaguarF-type ConvertibleFacelift 2017R 5.0 V8
11.3 L/100 km
20.8 mpg US
25.0 mpg UK

The biggest fuel consumption difference is between Porsche 911 Cabriolet (991) Turbo 3.8 and Jaguar F-type Convertible Facelift 2017 R 5.0 V8: 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 Cabriolet (991)Turbo 3.8
312 hp/t
233 kW/t
3.2 kg/hp
JaguarF-type ConvertibleFacelift 2017R 5.0 V8
315 hp/t
235 kW/t
3.2 kg/hp

Estimated range comparison

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

Chart data table
VehicleValue
Porsche911 Cabriolet (991)Turbo 3.8
687 km
427 mi
JaguarF-type ConvertibleFacelift 2017R 5.0 V8
619 km
385 mi

Performance spider chart

Radar chart comparing normalized performance and fuel-consumption scores.

Chart data table
VehiclePowerAccelerationTop speed
Porsche911 Cabriolet (991)Turbo 3.8
520 hp
388 kW
3.5 s
315 km/h
196 mph
JaguarF-type ConvertibleFacelift 2017R 5.0 V8
550 hp
410 kW
4.1 s
Unrestricted
310 km/h193 mph
Restricted
300 km/h186 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 Cabriolet (991)Turbo 3.8
Power
520 hp
388 kW
0-100 km/h3.5 s
Top speed
315 km/h
196 mph
Doors/seats
2 doors
4 seats
Trunk
275 L
9.7 cu ft
Length
4,506 mm
177.4 in
Height
1,292 mm
50.9 in
JaguarF-type ConvertibleFacelift 2017R 5.0 V8
Power
550 hp
410 kW
0-100 km/h4.1 s
Top speed
Unrestricted
310 km/h193 mph
Restricted
300 km/h186 mph
Doors/seats
2 doors
2 seats
Trunk
207 L
7.3 cu ft
Length
4,482 mm
176.5 in
Height
1,308 mm
51.5 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 Cabriolet (991)Turbo 3.8
Power
520 hp
388 kW
0-100 km/h3.5 s
Top speed
315 km/h
196 mph
9.9 L/100 km
23.8 mpg US
28.5 mpg UK
JaguarF-type ConvertibleFacelift 2017R 5.0 V8
Power
550 hp
410 kW
0-100 km/h4.1 s
Top speed
Unrestricted
310 km/h193 mph
Restricted
300 km/h186 mph
11.3 L/100 km
20.8 mpg US
25.0 mpg UK

Porsche 911 Cabriolet (991) Turbo 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 Cabriolet (991)Turbo 3.8
9.9 L/100 km
23.8 mpg US
28.5 mpg UK
3.5 s
JaguarF-type ConvertibleFacelift 2017R 5.0 V8
11.3 L/100 km
20.8 mpg US
25.0 mpg UK
4.1 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 Cabriolet (991)Turbo 3.8
312 hp/t
233 kW/t
3.2 kg/hp
9.9 L/100 km
23.8 mpg US
28.5 mpg UK
JaguarF-type ConvertibleFacelift 2017R 5.0 V8
315 hp/t
235 kW/t
3.2 kg/hp
11.3 L/100 km
20.8 mpg US
25.0 mpg UK

Detailed score breakdown

Detailed score breakdown
VehiclePorsche911 Cabriolet (991)Turbo 3.8JaguarF-type ConvertibleFacelift 2017R 5.0 V8
Power
520 hp
388 kW
550 hp
410 kW
Torque
660 Nm
487 lb-ft
680 Nm
502 lb-ft
Acceleration
3.5 s
4.1 s
Top speed
315 km/h
196 mph
Unrestricted
310 km/h193 mph
Restricted
300 km/h186 mph
Lightness
1,665 kg
3,671 lb
1,745 kg
3,847 lb
Fuel consumption
9.9 L/100 km
23.8 mpg US
28.5 mpg UK
11.3 L/100 km
20.8 mpg US
25.0 mpg UK
Practicality
Doors/seats
2 doors
4 seats
Trunk
275 L
9.7 cu ft
Length
4,506 mm
177.4 in
Height
1,292 mm
50.9 in
Doors/seats
2 doors
2 seats
Trunk
207 L
7.3 cu ft
Length
4,482 mm
176.5 in
Height
1,308 mm
51.5 in
Range score
687 km
427 mi
619 km
385 mi
CO2 score
231 g/km
269 g/km
Trunk score
275 L
9.7 cu ft
207 L
7.3 cu ft
Power-to-weight score
312 hp/t
233 kW/t
3.2 kg/hp
315 hp/t
235 kW/t
3.2 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 Cabriolet (991) Turbo 3.8Jaguar F-type Convertible Facelift 2017 R 5.0 V8
Consumption9.9 L/100 km23.8 mpg US28.5 mpg UK11.3 L/100 km20.8 mpg US25 mpg UK
Cost / 100 km17.33 LC100 km19.78 LC100 km
Cost / 100 mi27.88 LC100 mi31.82 LC100 mi
Annual fuel used1,485 L392 US gal327 UK gal1,695 L448 US gal373 UK gal
Annual fuel cost2,599 LC/year2,966 LC/year

Head-to-head comparisons

Porsche 911 Cabriolet (991) Turbo 3.8

  • Is 80 kg lighter
  • Is 0.6 s quicker from 0-100 km/h
  • Has 5 km/h (3 mph) higher top speed
  • Uses 1.4 L/100 km less fuel
  • Has 67 km (42 mi) more estimated range
  • Has 68 L more trunk volume
  • Emits 38 g/km less CO2

Pros

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

Cons

  • Lowest power

Jaguar F-type Convertible Facelift 2017 R 5.0 V8

  • Has 30 hp more
  • Has 20 Nm more
  • Has 3 hp/t better power-to-weight

Pros

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

Cons

  • Slowest 0-100 km/h
  • Highest combined fuel consumption
  • Heaviest
  • Lowest top speed
  • Smallest trunk
  • Highest CO2 emissions

Choose cars to compare

Brand
Model
Generation
Engine or modification
Porsche 911 Cabriolet (991) Turbo 3.8
Jaguar F-type Convertible R 5.0 V8
Compare selected cars
2 vehicles selected

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