Car comparison

Porsche Cayenne III Turbo 4.0 V8vsAlfa Romeo Stelvio (949) · Facelift 2022 Quadrifoglio 2.9 V6 Bi-Turbo

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

New comparison

Porsche Cayenne III

Turbo 4.0 V8

550 hp3996 ccGasolineAWDAutomaticTwin-turboSUV2017-2023

Alfa Romeo Stelvio (949) · Facelift 2022

Quadrifoglio 2.9 V6 Bi-Turbo

520 hp2891 ccGasolineAWDAutomaticTwin-turboSUV2023-present

Comparison overview

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

Porsche Cayenne III Turbo 4.0 V8

Fastest top speed
286 km/h
178 mph
Most powerful
550 hp
410 kW
Highest torque
770 Nm
568 lb-ft
Best estimated range
756 km
470 mi
Best overall score
87/100
Best performance score
85/100
Best economy score
75/100
Best practicality score
92/100

Alfa Romeo Stelvio (949) Facelift 2022 Quadrifoglio 2.9 V6 Bi-Turbo

Quickest 0-100 km/h
3.8 s
Lightest
1,850 kg
4,079 lb
Best power-to-weight
281 hp/t
210 kW/t
3.6 kg/hp
Lowest combined fuel consumption
11.8 L/100 km
19.9 mpg US
23.9 mpg UK

Specification comparison

Specification comparison
Model	PorscheCayenne IIITurbo 4.0 V8	Alfa RomeoStelvio (949)Facelift 2022Quadrifoglio 2.9 V6 Bi-Turbo
Power	550hp410kW	520hp388kW
Torque	770Nm568lb-ft	600Nm443lb-ft
Curb weight	2,175kg4,795lb	1,850kg4,079lb
Gross weight	2,935kg6,471lb	-
Top speed	286 km/h 178 mph	285 km/h 177 mph
To 99% top speed	57.2s99% target: 283 km/h / 176 mph Calculated	45.7s99% target: 282 km/h / 175 mph Calculated
0-100 km/h	4.1s	3.8s
0-200 km/h	12.8s Calculated	11.2s Calculated
0-60 mph	3.9s Calculated	3.6s Calculated
Fuel consumption	11.9L/100 km19.8mpg US23.7mpg UK	11.8L/100 km19.9mpg US23.9mpg UK
Fuel consumption city	16.4L/100 km14.3mpg US17.2mpg UK	-
Fuel consumption highway	9.5L/100 km24.8mpg US29.7mpg UK	-
Quarter mile	12.0s Calculated	11.6s Calculated
Power-to-weight	253hp/t189kW/t115hp/1000 lb Calculated	281hp/t210kW/t127hp/1000 lb Calculated
Torque-to-weight	354Nm/t237lb-ft/ton Calculated	324Nm/t217lb-ft/ton Calculated
Estimated range	756km470mi Calculated	542km337mi Calculated
Displacement	3,996cc244cu in	2,891cc176cu in
Length	4,926mm194in	4,701mm185in
Width	1,983mm78in	1,955mm77in
Height	1,673mm66in	1,689mm66in
Wheelbase	2,895mm114in	2,818mm111in
Front track	-	1,623mm64in
Rear track	-	1,675mm66in
Trunk volume	745L	-
Max trunk volume	1,680L	-
Doors	5	5
Seats	5	5
Fuel tank	90L	64L
CO2 emissions	272g/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 Cayenne III Turbo 4.0 V8Alfa Romeo Stelvio (949) Facelift 2022 Quadrifoglio 2.9 V6 Bi-TurboPowerTorque

Dyno simulation data table
Vehicle	Peak power RPM	Peak torque RPM	Max engine speed
PorscheCayenne IIITurbo 4.0 V8	5,750-6,000 rpm	1,960-4,500 rpm	6,250 rpm
Alfa RomeoStelvio (949)Facelift 2022Quadrifoglio 2.9 V6 Bi-Turbo	6,500 rpm	2,500 rpm	6,750 rpm

Acceleration curve

Estimated speed over time for selected vehicles.

Acceleration and drag-race table
Metric	PorscheCayenne IIITurbo 4.0 V8	Alfa RomeoStelvio (949)Facelift 2022Quadrifoglio 2.9 V6 Bi-Turbo
	Acceleration checkpoints
0-60 mph 0-97 km/h	3.9 s	3.6 s
0-100 km/h 0-62 mph	4.1 s	3.8 s
0-200 km/h 0-124 mph	12.8 s	11.2 s
Top speed	286 km/h 178 mph	285 km/h 177 mph
	Drag race simulation
60 ft 18 m	2.0 s	2.0 s
330 ft 101 m	5.3 s	5.2 s
1/8 mile 201 m	7.9 s	7.7 s
1000 ft 305 m	10.2 s	9.8 s
1/4 mile 402 m	12.0 s	11.6 s
Trap speed 1/4 mile 402 m	194 km/h 121 mph	203 km/h 126 mph

Power comparison

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

Chart data table
Vehicle	Value
PorscheCayenne IIITurbo 4.0 V8	550 hp 410 kW
Alfa RomeoStelvio (949)Facelift 2022Quadrifoglio 2.9 V6 Bi-Turbo	520 hp 388 kW

Porsche Cayenne III Turbo 4.0 V8 has 30 hp more than Alfa Romeo Stelvio (949) Facelift 2022 Quadrifoglio 2.9 V6 Bi-Turbo.

The biggest power difference is between Alfa Romeo Stelvio (949) Facelift 2022 Quadrifoglio 2.9 V6 Bi-Turbo and Porsche Cayenne III Turbo 4.0 V8: 30 hp (22 kW).

Torque comparison

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

Chart data table
Vehicle	Value
PorscheCayenne IIITurbo 4.0 V8	770 Nm 568 lb-ft
Alfa RomeoStelvio (949)Facelift 2022Quadrifoglio 2.9 V6 Bi-Turbo	600 Nm 443 lb-ft

Curb weight comparison

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

Chart data table
Vehicle	Value
PorscheCayenne IIITurbo 4.0 V8	2,175 kg 4,795 lb
Alfa RomeoStelvio (949)Facelift 2022Quadrifoglio 2.9 V6 Bi-Turbo	1,850 kg 4,079 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
PorscheCayenne IIITurbo 4.0 V8	286 km/h 178 mph
Alfa RomeoStelvio (949)Facelift 2022Quadrifoglio 2.9 V6 Bi-Turbo	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
Vehicle	Value
PorscheCayenne IIITurbo 4.0 V8	4.1 s
Alfa RomeoStelvio (949)Facelift 2022Quadrifoglio 2.9 V6 Bi-Turbo	3.8 s

Although Porsche Cayenne III Turbo 4.0 V8 has more power, Alfa Romeo Stelvio (949) Facelift 2022 Quadrifoglio 2.9 V6 Bi-Turbo is quicker from 0-100 km/h.

The biggest 0-100 km/h difference is between Alfa Romeo Stelvio (949) Facelift 2022 Quadrifoglio 2.9 V6 Bi-Turbo and Porsche Cayenne III Turbo 4.0 V8: 0.3 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
PorscheCayenne IIITurbo 4.0 V8	11.9 L/100 km 19.8 mpg US 23.7 mpg UK
Alfa RomeoStelvio (949)Facelift 2022Quadrifoglio 2.9 V6 Bi-Turbo	11.8 L/100 km 19.9 mpg US 23.9 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
PorscheCayenne IIITurbo 4.0 V8	253 hp/t 189 kW/t 4.0 kg/hp
Alfa RomeoStelvio (949)Facelift 2022Quadrifoglio 2.9 V6 Bi-Turbo	281 hp/t 210 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
PorscheCayenne IIITurbo 4.0 V8	756 km 470 mi
Alfa RomeoStelvio (949)Facelift 2022Quadrifoglio 2.9 V6 Bi-Turbo	542 km 337 mi

Performance spider chart

Radar chart comparing normalized performance and fuel-consumption scores.

Chart data table
Vehicle	Power	Acceleration	Top speed
PorscheCayenne IIITurbo 4.0 V8	550 hp 410 kW	4.1 s	286 km/h 178 mph
Alfa RomeoStelvio (949)Facelift 2022Quadrifoglio 2.9 V6 Bi-Turbo	520 hp 388 kW	3.8 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.

Vehicle

Performance score

Practicality score

PorscheCayenne IIITurbo 4.0 V8

Power	550 hp 410 kW
0-100 km/h	4.1 s
Top speed 286 km/h 178 mph

Doors/seats	5 doors 5 seats
Trunk	745 L 26.3 cu ft
Length	4,926 mm 193.9 in
Height	1,673 mm 65.9 in

Alfa RomeoStelvio (949)Facelift 2022Quadrifoglio 2.9 V6 Bi-Turbo

Power	520 hp 388 kW
0-100 km/h	3.8 s
Top speed 285 km/h 177 mph

Doors/seats	5 doors 5 seats
Trunk	-
Length	4,701 mm 185.1 in
Height	1,689 mm 66.5 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

PorscheCayenne IIITurbo 4.0 V8

Power	550 hp 410 kW
0-100 km/h	4.1 s
Top speed 286 km/h 178 mph

11.9 L/100 km

19.8 mpg US

23.7 mpg UK

Alfa RomeoStelvio (949)Facelift 2022Quadrifoglio 2.9 V6 Bi-Turbo

Power	520 hp 388 kW
0-100 km/h	3.8 s
Top speed 285 km/h 177 mph

11.8 L/100 km

19.9 mpg US

23.9 mpg UK

Porsche Cayenne III Turbo 4.0 V8 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
PorscheCayenne IIITurbo 4.0 V8	11.9 L/100 km 19.8 mpg US 23.7 mpg UK	4.1 s
Alfa RomeoStelvio (949)Facelift 2022Quadrifoglio 2.9 V6 Bi-Turbo	11.8 L/100 km 19.9 mpg US 23.9 mpg UK	3.8 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
PorscheCayenne IIITurbo 4.0 V8	253 hp/t 189 kW/t 4.0 kg/hp	11.9 L/100 km 19.8 mpg US 23.7 mpg UK
Alfa RomeoStelvio (949)Facelift 2022Quadrifoglio 2.9 V6 Bi-Turbo	281 hp/t 210 kW/t 3.6 kg/hp	11.8 L/100 km 19.9 mpg US 23.9 mpg UK

Detailed score breakdown

Vehicle

PorscheCayenne IIITurbo 4.0 V8

Alfa RomeoStelvio (949)Facelift 2022Quadrifoglio 2.9 V6 Bi-Turbo

Power

550 hp

410 kW

520 hp

388 kW

Torque

770 Nm

568 lb-ft

600 Nm

443 lb-ft

Acceleration

4.1 s

3.8 s

Top speed

286 km/h

178 mph

285 km/h

177 mph

Lightness

2,175 kg

4,795 lb

1,850 kg

4,079 lb

Fuel consumption

11.9 L/100 km

19.8 mpg US

23.7 mpg UK

11.8 L/100 km

19.9 mpg US

23.9 mpg UK

Practicality

Doors/seats	5 doors 5 seats
Trunk	745 L 26.3 cu ft
Length	4,926 mm 193.9 in
Height	1,673 mm 65.9 in

Doors/seats	5 doors 5 seats
Trunk	-
Length	4,701 mm 185.1 in
Height	1,689 mm 66.5 in

Range score

756 km

470 mi

542 km

337 mi

CO2 score

272 g/km

Trunk score

745 L

26.3 cu ft

Power-to-weight score

253 hp/t

189 kW/t

4.0 kg/hp

281 hp/t

210 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 Cayenne III Turbo 4.0 V8	Alfa Romeo Stelvio (949) Facelift 2022 Quadrifoglio 2.9 V6 Bi-Turbo
Consumption	11.9 L/100 km19.8 mpg US23.7 mpg UK	11.8 L/100 km19.9 mpg US23.9 mpg UK
Cost / 100 km	20.83 LC100 km	20.65 LC100 km
Cost / 100 mi	33.51 LC100 mi	33.23 LC100 mi
Annual fuel used	1,785 L472 US gal393 UK gal	1,770 L468 US gal389 UK gal
Annual fuel cost	3,124 LC/year	3,098 LC/year