Car comparison

Alfa Romeo Stelvio (949) · Facelift 2022 Quadrifoglio 2.9 V6 Bi-TurbovsPorsche Cayenne III · Facelift 2023 GTS 4.0 V8

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

New comparison

Alfa Romeo Stelvio (949) · Facelift 2022

Quadrifoglio 2.9 V6 Bi-Turbo

520 hp2891 ccGasolineAWDAutomaticTwin-turboSUV2023-present

Porsche Cayenne III · Facelift 2023

GTS 4.0 V8

500 hp3996 ccGasolineAWDAutomaticTurbochargedSUV2024-present

Comparison overview

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

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

Quickest 0-100 km/h
3.8 s
Fastest top speed
285 km/h
177 mph
Most powerful
520 hp
388 kW
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
Best overall score
86/100
Best performance score
85/100
Best economy score
75/100

Porsche Cayenne III Facelift 2023 GTS 4.0 V8

Highest torque
660 Nm
487 lb-ft
Best practicality score
90/100

Specification comparison

Specification comparison
Model	Alfa RomeoStelvio (949)Facelift 2022Quadrifoglio 2.9 V6 Bi-Turbo	PorscheCayenne IIIFacelift 2023GTS 4.0 V8
Power	520hp388kW	500hp373kW
Torque	600Nm443lb-ft	660Nm487lb-ft
Curb weight	1,850kg4,079lb	2,190kg4,828lb
Gross weight	-	2,890kg6,371lb
Top speed	285 km/h 177 mph	275 km/h 171 mph
To 99% top speed	45.7s99% target: 282 km/h / 175 mph Calculated	82.6s99% target: 272 km/h / 169 mph Calculated
0-100 km/h	3.8s	4.4s
0-200 km/h	11.2s Calculated	16.7s
0-60 mph	3.6s Calculated	4.2s Calculated
Fuel consumption	11.8L/100 km19.9mpg US23.9mpg UK	13.3L/100 km17.7mpg US21.2mpg UK
Quarter mile	11.6s Calculated	12.6s Calculated
Power-to-weight	281hp/t210kW/t127hp/1000 lb Calculated	228hp/t170kW/t104hp/1000 lb Calculated
Torque-to-weight	324Nm/t217lb-ft/ton Calculated	301Nm/t202lb-ft/ton Calculated
Estimated range	542km337mi Calculated	-
Displacement	2,891cc176cu in	3,996cc244cu in
Length	4,701mm185in	4,930mm194in
Width	1,955mm77in	1,983mm78in
Height	1,689mm66in	1,674mm66in
Wheelbase	2,818mm111in	2,895mm114in
Front track	1,623mm64in	-
Rear track	1,675mm66in	-
Ground clearance	-	234mm9in
Trunk volume	-	656L
Max trunk volume	-	1,708L
Doors	5	5
Seats	5	5
Fuel tank	64L	-

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.

Alfa Romeo Stelvio (949) Facelift 2022 Quadrifoglio 2.9 V6 Bi-TurboPorsche Cayenne III Facelift 2023 GTS 4.0 V8PowerTorque

Dyno simulation data table
Vehicle	Peak power RPM	Peak torque RPM	Max engine speed
Alfa RomeoStelvio (949)Facelift 2022Quadrifoglio 2.9 V6 Bi-Turbo	6,500 rpm	2,500 rpm	6,750 rpm
PorscheCayenne IIIFacelift 2023GTS 4.0 V8	6,000 rpm	2,100-4,500 rpm	6,800 rpm

Acceleration curve

Estimated speed over time for selected vehicles.

Acceleration and drag-race table
Metric	Alfa RomeoStelvio (949)Facelift 2022Quadrifoglio 2.9 V6 Bi-Turbo	PorscheCayenne IIIFacelift 2023GTS 4.0 V8
	Acceleration checkpoints
0-60 mph 0-97 km/h	3.6 s	4.2 s
0-100 km/h 0-62 mph	3.8 s	4.4 s
0-200 km/h 0-124 mph	11.2 s	16.7 s
Top speed	285 km/h 177 mph	275 km/h 171 mph
	Drag race simulation
60 ft 18 m	2.0 s	2.0 s
330 ft 101 m	5.2 s	5.3 s
1/8 mile 201 m	7.7 s	8.1 s
1000 ft 305 m	9.8 s	10.6 s
1/4 mile 402 m	11.6 s	12.6 s
Trap speed 1/4 mile 402 m	203 km/h 126 mph	178 km/h 111 mph

Power comparison

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

Chart data table
Vehicle	Value
Alfa RomeoStelvio (949)Facelift 2022Quadrifoglio 2.9 V6 Bi-Turbo	520 hp 388 kW
PorscheCayenne IIIFacelift 2023GTS 4.0 V8	500 hp 373 kW

Alfa Romeo Stelvio (949) Facelift 2022 Quadrifoglio 2.9 V6 Bi-Turbo has 20 hp more than Porsche Cayenne III Facelift 2023 GTS 4.0 V8.

The biggest power difference is between Porsche Cayenne III Facelift 2023 GTS 4.0 V8 and Alfa Romeo Stelvio (949) Facelift 2022 Quadrifoglio 2.9 V6 Bi-Turbo: 20 hp (15 kW).

Torque comparison

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

Chart data table
Vehicle	Value
Alfa RomeoStelvio (949)Facelift 2022Quadrifoglio 2.9 V6 Bi-Turbo	600 Nm 443 lb-ft
PorscheCayenne IIIFacelift 2023GTS 4.0 V8	660 Nm 487 lb-ft

Curb weight comparison

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

Chart data table
Vehicle	Value
Alfa RomeoStelvio (949)Facelift 2022Quadrifoglio 2.9 V6 Bi-Turbo	1,850 kg 4,079 lb
PorscheCayenne IIIFacelift 2023GTS 4.0 V8	2,190 kg 4,828 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
Alfa RomeoStelvio (949)Facelift 2022Quadrifoglio 2.9 V6 Bi-Turbo	285 km/h 177 mph
PorscheCayenne IIIFacelift 2023GTS 4.0 V8	275 km/h 171 mph

0-100 km/h comparison

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

Chart data table
Vehicle	Value
Alfa RomeoStelvio (949)Facelift 2022Quadrifoglio 2.9 V6 Bi-Turbo	3.8 s
PorscheCayenne IIIFacelift 2023GTS 4.0 V8	4.4 s

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 Facelift 2023 GTS 4.0 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
Vehicle	Value
Alfa RomeoStelvio (949)Facelift 2022Quadrifoglio 2.9 V6 Bi-Turbo	11.8 L/100 km 19.9 mpg US 23.9 mpg UK
PorscheCayenne IIIFacelift 2023GTS 4.0 V8	13.3 L/100 km 17.7 mpg US 21.2 mpg UK

The biggest fuel consumption difference is between Alfa Romeo Stelvio (949) Facelift 2022 Quadrifoglio 2.9 V6 Bi-Turbo and Porsche Cayenne III Facelift 2023 GTS 4.0 V8: 1.5 L/100 km.

Power-to-weight comparison

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

Chart data table
Vehicle	Value
Alfa RomeoStelvio (949)Facelift 2022Quadrifoglio 2.9 V6 Bi-Turbo	281 hp/t 210 kW/t 3.6 kg/hp
PorscheCayenne IIIFacelift 2023GTS 4.0 V8	228 hp/t 170 kW/t 4.4 kg/hp

Performance spider chart

Radar chart comparing normalized performance and fuel-consumption scores.

Chart data table
Vehicle	Power	Acceleration	Top speed
Alfa RomeoStelvio (949)Facelift 2022Quadrifoglio 2.9 V6 Bi-Turbo	520 hp 388 kW	3.8 s	285 km/h 177 mph
PorscheCayenne IIIFacelift 2023GTS 4.0 V8	500 hp 373 kW	4.4 s	275 km/h 171 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

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

PorscheCayenne IIIFacelift 2023GTS 4.0 V8

Power	500 hp 373 kW
0-100 km/h	4.4 s
Top speed 275 km/h 171 mph

Doors/seats	5 doors 5 seats
Trunk	656 L 23.2 cu ft
Length	4,930 mm 194.1 in
Height	1,674 mm 65.9 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

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

PorscheCayenne IIIFacelift 2023GTS 4.0 V8

Power	500 hp 373 kW
0-100 km/h	4.4 s
Top speed 275 km/h 171 mph

13.3 L/100 km

17.7 mpg US

21.2 mpg UK

Alfa Romeo Stelvio (949) Facelift 2022 Quadrifoglio 2.9 V6 Bi-Turbo 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
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
PorscheCayenne IIIFacelift 2023GTS 4.0 V8	13.3 L/100 km 17.7 mpg US 21.2 mpg UK	4.4 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
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
PorscheCayenne IIIFacelift 2023GTS 4.0 V8	228 hp/t 170 kW/t 4.4 kg/hp	13.3 L/100 km 17.7 mpg US 21.2 mpg UK

Detailed score breakdown

Vehicle

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

PorscheCayenne IIIFacelift 2023GTS 4.0 V8

Power

520 hp

388 kW

500 hp

373 kW

Torque

600 Nm

443 lb-ft

660 Nm

487 lb-ft

Acceleration

3.8 s

4.4 s

Top speed

285 km/h

177 mph

275 km/h

171 mph

Lightness

1,850 kg

4,079 lb

2,190 kg

4,828 lb

Fuel consumption

11.8 L/100 km

19.9 mpg US

23.9 mpg UK

13.3 L/100 km

17.7 mpg US

21.2 mpg UK

Practicality

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

Doors/seats	5 doors 5 seats
Trunk	656 L 23.2 cu ft
Length	4,930 mm 194.1 in
Height	1,674 mm 65.9 in

Range score

542 km

337 mi

Trunk score

656 L

23.2 cu ft

Power-to-weight score

281 hp/t

210 kW/t

3.6 kg/hp

228 hp/t

170 kW/t

4.4 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	Alfa Romeo Stelvio (949) Facelift 2022 Quadrifoglio 2.9 V6 Bi-Turbo	Porsche Cayenne III Facelift 2023 GTS 4.0 V8
Consumption	11.8 L/100 km19.9 mpg US23.9 mpg UK	13.3 L/100 km17.7 mpg US21.2 mpg UK
Cost / 100 km	20.65 LC100 km	23.28 LC100 km
Cost / 100 mi	33.23 LC100 mi	37.46 LC100 mi
Annual fuel used	1,770 L468 US gal389 UK gal	1,995 L527 US gal439 UK gal
Annual fuel cost	3,098 LC/year	3,491 LC/year