Car comparison

Porsche 911 Cabriolet (992) Carrera 3.0vsPorsche 718 Boxster (982) GTS 4.0

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

New comparison

Porsche 911 Cabriolet (992)

Carrera 3.0

385 hp2981 ccGasolineRWDDual-clutchTwin-turboCabriolet / convertible2019-2024

Porsche 718 Boxster (982)

GTS 4.0

400 hp3995 ccGasolineRWDDual-clutchNaturally aspiratedCabriolet / convertible2020-present

Comparison overview

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

Porsche 911 Cabriolet (992) Carrera 3.0

Fastest top speed
291 km/h
181 mph
Highest torque
450 Nm
332 lb-ft
Lowest combined fuel consumption
9.2 L/100 km
25.6 mpg US
30.7 mpg UK
Lowest city consumption
11.4 L/100 km
20.6 mpg US
24.8 mpg UK
Lowest CO2 emissions
210 g/km
Best estimated range
696 km
432 mi
Largest trunk
132 L
Best overall score
67/100
Best economy score
82/100
Best practicality score
47/100

Porsche 718 Boxster (982) GTS 4.0

Quickest 0-100 km/h
4.0 s
Most powerful
400 hp
298 kW
Lightest
1,435 kg
3,164 lb
Best power-to-weight
279 hp/t
208 kW/t
3.6 kg/hp
Lowest highway consumption
7.6 L/100 km
30.9 mpg US
37.2 mpg UK
Best performance score
78/100

Specification comparison

Specification comparison
Model	Porsche911 Cabriolet (992)Carrera 3.0	Porsche718 Boxster (982)GTS 4.0
Power	385hp287kW	400hp298kW
Torque	450Nm332lb-ft	430Nm317lb-ft
Curb weight	1,575kg3,472lb	1,435kg3,164lb
Gross weight	2,015kg4,442lb	1,730kg3,814lb
Top speed	291 km/h 181 mph	288 km/h 179 mph
To 99% top speed	61.6s99% target: 288 km/h / 179 mph Calculated	70.2s99% target: 285 km/h / 177 mph Calculated
0-100 km/h	4.4s	4.0s
0-200 km/h	13.5s Calculated	13.7s
0-60 mph	4.2s Calculated	3.8s Calculated
Fuel consumption	9.2L/100 km25.6mpg US30.7mpg UK	9.6L/100 km24.5mpg US29.4mpg UK
Fuel consumption city	11.4L/100 km20.6mpg US24.8mpg UK	13L/100 km18.1mpg US21.7mpg UK
Fuel consumption highway	7.9L/100 km29.8mpg US35.8mpg UK	7.6L/100 km30.9mpg US37.2mpg UK
Quarter mile	12.3s Calculated	12.1s Calculated
Power-to-weight	244hp/t182kW/t111hp/1000 lb Calculated	279hp/t208kW/t126hp/1000 lb Calculated
Torque-to-weight	286Nm/t191lb-ft/ton Calculated	300Nm/t200lb-ft/ton Calculated
Estimated range	696km432mi Calculated	667km414mi Calculated
Displacement	2,981cc182cu in	3,995cc244cu in
Length	4,519mm178in	4,391mm173in
Width	1,852mm73in	1,801mm71in
Height	1,297mm51in	1,262mm50in
Wheelbase	2,450mm96in	2,475mm97in
Front track	1,591mm63in	1,527mm60in
Rear track	1,557mm61in	1,535mm60in
Trunk volume	-	120L
Max trunk volume	132L	-
Doors	2	2
Seats	4	2
Fuel tank	64L	64L
CO2 emissions	210g/km	219g/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 (992) Carrera 3.0Porsche 718 Boxster (982) GTS 4.0PowerTorque

Dyno simulation data table
Vehicle	Peak power RPM	Peak torque RPM	Max engine speed
Porsche911 Cabriolet (992)Carrera 3.0	6,500 rpm	1,950-5,000 rpm	6,750 rpm
Porsche718 Boxster (982)GTS 4.0	7,000 rpm	5,500 rpm	7,800 rpm

Acceleration curve

Estimated speed over time for selected vehicles.

Acceleration and drag-race table
Metric	Porsche911 Cabriolet (992)Carrera 3.0	Porsche718 Boxster (982)GTS 4.0
	Acceleration checkpoints
0-60 mph 0-97 km/h	4.2 s	3.8 s
0-100 km/h 0-62 mph	4.4 s	4.0 s
0-200 km/h 0-124 mph	13.5 s	13.7 s
Top speed	291 km/h 181 mph	288 km/h 179 mph
	Drag race simulation
60 ft 18 m	2.1 s	1.9 s
330 ft 101 m	5.5 s	5.2 s
1/8 mile 201 m	8.1 s	7.8 s
1000 ft 305 m	10.4 s	10.1 s
1/4 mile 402 m	12.3 s	12.1 s
Trap speed 1/4 mile 402 m	191 km/h 119 mph	189 km/h 117 mph

Power comparison

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

Chart data table
Vehicle	Value
Porsche911 Cabriolet (992)Carrera 3.0	385 hp 287 kW
Porsche718 Boxster (982)GTS 4.0	400 hp 298 kW

Porsche 718 Boxster (982) GTS 4.0 has 15 hp more than Porsche 911 Cabriolet (992) Carrera 3.0.

The biggest power difference is between Porsche 911 Cabriolet (992) Carrera 3.0 and Porsche 718 Boxster (982) GTS 4.0: 15 hp (11 kW).

Torque comparison

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

Chart data table
Vehicle	Value
Porsche911 Cabriolet (992)Carrera 3.0	450 Nm 332 lb-ft
Porsche718 Boxster (982)GTS 4.0	430 Nm 317 lb-ft

Curb weight comparison

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

Chart data table
Vehicle	Value
Porsche911 Cabriolet (992)Carrera 3.0	1,575 kg 3,472 lb
Porsche718 Boxster (982)GTS 4.0	1,435 kg 3,164 lb

Top speed without limiter comparison

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

Chart data table
Vehicle	Value
Porsche911 Cabriolet (992)Carrera 3.0	291 km/h 181 mph
Porsche718 Boxster (982)GTS 4.0	288 km/h 179 mph

0-100 km/h comparison

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

Chart data table
Vehicle	Value
Porsche911 Cabriolet (992)Carrera 3.0	4.4 s
Porsche718 Boxster (982)GTS 4.0	4.0 s

The biggest 0-100 km/h difference is between Porsche 718 Boxster (982) GTS 4.0 and Porsche 911 Cabriolet (992) Carrera 3.0: 0.4 s.

Fuel consumption comparison

Bar comparison chart for Fuel consumption. Lower is better · L/100 km / mpg US / mpg UK

Chart data table
Vehicle	Value
Porsche911 Cabriolet (992)Carrera 3.0	9.2 L/100 km 25.6 mpg US 30.7 mpg UK
Porsche718 Boxster (982)GTS 4.0	9.6 L/100 km 24.5 mpg US 29.4 mpg UK

Power-to-weight comparison

Bar comparison chart for Power-to-weight. Higher is better · hp/t / kW/t

Chart data table
Vehicle	Value
Porsche911 Cabriolet (992)Carrera 3.0	244 hp/t 182 kW/t 4.1 kg/hp
Porsche718 Boxster (982)GTS 4.0	279 hp/t 208 kW/t 3.6 kg/hp

Estimated range comparison

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

Chart data table
Vehicle	Value
Porsche911 Cabriolet (992)Carrera 3.0	696 km 432 mi
Porsche718 Boxster (982)GTS 4.0	667 km 414 mi

Performance spider chart

Radar chart comparing normalized performance and fuel-consumption scores.

Chart data table
Vehicle	Power	Acceleration	Top speed
Porsche911 Cabriolet (992)Carrera 3.0	385 hp 287 kW	4.4 s	291 km/h 181 mph
Porsche718 Boxster (982)GTS 4.0	400 hp 298 kW	4.0 s	288 km/h 179 mph

Most attractive quadrant

Scatter chart with performance score on the X axis and practicality score on the Y axis.

Vehicle

Performance score

Practicality score

Porsche911 Cabriolet (992)Carrera 3.0

Power	385 hp 287 kW
0-100 km/h	4.4 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	1,297 mm 51.1 in

Porsche718 Boxster (982)GTS 4.0

Power	400 hp 298 kW
0-100 km/h	4.0 s
Top speed 288 km/h 179 mph

Doors/seats	2 doors 2 seats
Trunk	120 L 4.2 cu ft
Length	4,391 mm 172.9 in
Height	1,262 mm 49.7 in

Performance vs fuel economy

Cars closer to the top-right corner combine stronger performance with better fuel economy scores.

Vehicle

Performance score

Fuel economy score

Porsche911 Cabriolet (992)Carrera 3.0

Power	385 hp 287 kW
0-100 km/h	4.4 s
Top speed 291 km/h 181 mph

9.2 L/100 km

25.6 mpg US

30.7 mpg UK

Porsche718 Boxster (982)GTS 4.0

Power	400 hp 298 kW
0-100 km/h	4.0 s
Top speed 288 km/h 179 mph

9.6 L/100 km

24.5 mpg US

29.4 mpg UK

Porsche 718 Boxster (982) GTS 4.0 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
Vehicle	Fuel consumption, L/100 km	0-100 km/h, s
Porsche911 Cabriolet (992)Carrera 3.0	9.2 L/100 km 25.6 mpg US 30.7 mpg UK	4.4 s
Porsche718 Boxster (982)GTS 4.0	9.6 L/100 km 24.5 mpg US 29.4 mpg UK	4.0 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
Vehicle	Power-to-weight, hp/t	Fuel consumption, L/100 km
Porsche911 Cabriolet (992)Carrera 3.0	244 hp/t 182 kW/t 4.1 kg/hp	9.2 L/100 km 25.6 mpg US 30.7 mpg UK
Porsche718 Boxster (982)GTS 4.0	279 hp/t 208 kW/t 3.6 kg/hp	9.6 L/100 km 24.5 mpg US 29.4 mpg UK

Detailed score breakdown

Vehicle

Porsche911 Cabriolet (992)Carrera 3.0

Porsche718 Boxster (982)GTS 4.0

Power

385 hp

287 kW

400 hp

298 kW

Torque

450 Nm

332 lb-ft

430 Nm

317 lb-ft

Acceleration

4.4 s

4.0 s

Top speed

291 km/h

181 mph

288 km/h

179 mph

Lightness

1,575 kg

3,472 lb

1,435 kg

3,164 lb

Fuel consumption

9.2 L/100 km

25.6 mpg US

30.7 mpg UK

9.6 L/100 km

24.5 mpg US

29.4 mpg UK

Practicality

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

Doors/seats	2 doors 2 seats
Trunk	120 L 4.2 cu ft
Length	4,391 mm 172.9 in
Height	1,262 mm 49.7 in

Range score

696 km

432 mi

667 km

414 mi

CO2 score

210 g/km

219 g/km

Trunk score

132 L

4.7 cu ft

120 L

4.2 cu ft

Power-to-weight score

244 hp/t

182 kW/t

4.1 kg/hp

279 hp/t

208 kW/t

3.6 kg/hp

Overall

Fixed score

Fuel cost and annual usage

Estimate running costs from combined consumption, your annual distance, and the fuel price in your local currency.

Average annual distanceDistance unitFuel price in your local currencyPrice unit

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
Vehicle	Porsche 911 Cabriolet (992) Carrera 3.0	Porsche 718 Boxster (982) GTS 4.0
Consumption	9.2 L/100 km25.6 mpg US30.7 mpg UK	9.6 L/100 km24.5 mpg US29.4 mpg UK
Cost / 100 km	16.10 LC100 km	16.80 LC100 km
Cost / 100 mi	25.91 LC100 mi	27.04 LC100 mi
Annual fuel used	1,380 L365 US gal304 UK gal	1,440 L380 US gal317 UK gal
Annual fuel cost	2,415 LC/year	2,520 LC/year