2025 Alfa Romeo Stelvio vs 2026 GMC Acadia

$48,995 · Crossover

$43,700 · Crossover

Comparison Overview

Ignite your senses with the 2025 Alfa Romeo Stelvio, a machine built around Italian flair and dynamic handling. This crossover, starting at $48,995, offers a taut, engaging drive backed by 280 hp and requiring premium fuel. Contrast that with the gargantuan, recently reinvented 2026 GMC Acadia, launching at a compelling $43,700. The Acadia boasts significantly more muscle, delivering 328 hp from its standard setup, offering 48 hp more than the Alfa. While the Stelvio excels in compact agility at 184.6 inches long, the Acadia maximizes utility with 23 cu ft of cargo space versus the Stelvio's 18.5 cu ft. Though both utilize an 8-speed automatic, the Stelvio demands high-octane fuel for its 24 MPG combined, whereas the FWD-based Acadia uses regular unleaded, offering 23 MPG combined.

Size Comparison

Performance

Fuel Efficiency

Full Specifications

Our Verdicts

Choose the Alfa Romeo Stelvio if...

You prioritize Italian design language and a more performance-focused driving stance.
You prefer a compact footprint (184.6 inches) ideal for tight urban parking situations.
You are willing to pay the premium for required performance fuel to access the Alfa driving dynamics.

Choose the GMC Acadia if...

Maximum cargo capacity (23 cu ft) and overall interior volume are essential requirements.
You desire the highest standard horsepower available in this comparison (328 hp).
Saving $5,295 on the MSRP and using regular unleaded fuel significantly impacts your budget.

Key Dimensions

Dimension	Alfa Romeo Stelvio	GMC Acadia
Length	184.6"	204.0"
Width	74.9"	79.6"
Height	66.0"	71.0"
Wheelbase	111.0"	120.9"

Features Comparison

Safety

Feature	Alfa Romeo	GMC
Blind Spot Monitor	✓	✓
Lane Departure Warning	✓	✓
Lane Keeping Assist System	✓	✓
Rear Cross Traffic Alert	✓	✓
Driver Attention Alert	✓	—
Pre-Collision Safety System	✓	✓
Dual Front Side-Mounted Airbags	✓	✓
Front Head Airbags	✓	✓
Rear Head Airbags	✓	✓
Electronic Stability Control	✓	✓
Traction Control System	✓	✓
LATCH System	✓	✓
Rear Door Child Safety Locks	✓	✓
Anti-lock Brakes (ABS)	4-Wheel	4-Wheel
Front Ventilated Disc Brakes	✓	✓
Rear Solid Disc Brakes	✓	—
Brake Assist	✓	✓
Tire Pressure Monitoring System	✓	✓
Automatic Headlights	✓	✓
LED Headlights	✓	✓
Adaptive Headlights	✓	—
Self-Leveling Headlights	✓	—
Daytime Running Lights	✓	✓
Headlight Washers	✓	—
Integrated Turn Signal Mirrors	✓	✓
Front Headrests	2	2
Front Height Adjustable Headrests	✓	✓
Rear Headrests	3	2
Rear Center 3-Point Seatbelt	✓	✓
Anti-Theft Alarm System (Remote)	✓	—
Engine Immobilizer	✓	✓
Post-Collision Safety System	—	✓
Third Row Head Airbags	—	✓
Passenger Airbag Occupant Sensing Deactivation	—	✓
Rear Ventilated Disc Brakes	—	✓
Headlight Delay-Off	—	✓
Rear Fixed Headrests	—	✓

Engine

Feature	Alfa Romeo	GMC
Base Engine Displacement	2.0 L	2.5 L
Number of Cylinders	inline 4	inline 4
Base Engine Type	gas	gas
Horsepower	280 hp @ 5200 rpm	328 hp @ 5500 rpm
Torque	306 lb-ft @ 2000 rpm	326 lb-ft @ 3500 rpm
Number of Valves	16	16
Camshaft Type	Single overhead cam (SOHC)	Double overhead cam (DOHC)
Variable Valve Timing	Variable	Variable
Fuel Injection Type	✓	✓

Drive Train

Feature	Alfa Romeo	GMC
Transmission Type	8-speed shiftable automatic	8-speed shiftable automatic
Drivetrain Type	all wheel drive	front wheel drive
Hill Descent Control	✓	—

Fuel

Feature	Alfa Romeo	GMC
Fuel Type	premium unleaded (required)	regular unleaded
EPA Fuel Economy (City/Highway)	22/28 MPG	20/27 MPG
EPA Fuel Economy (Combined)	24 MPG	23 MPG
EPA Driving Range (City/Highway)	371.8/473.2 mi.	0/0 mi.
Fuel Tank Capacity	16.9 gal.	—

Comfort & Convenience

Feature	Alfa Romeo	GMC
Push Button Start	✓	✓
Tilt and Telescopic Steering Wheel	✓	✓
Transmission Controls on Steering Wheel	✓	—
Cruise Control on Steering Wheel	✓	✓
Audio Controls on Steering Wheel	✓	✓
Electric Power Steering	✓	✓
Rear View Camera	✓	✓
Front Parking Sensors	✓	—
Rear Parking Sensors	✓	✓
Wireless Charging Pad	✓	✓
Adaptive Cruise Control	✓	✓
Universal Remote Transmitter	✓	—
Front Cupholders	✓	✓
Rear Cupholders	✓	✓
Front Door Pockets	✓	✓
Rear Door Pockets	✓	—
Front Seatback Storage	✓	✓
Leather Steering Wheel	✓	—
Simulated Alloy Trim on Steering Wheel	✓	—
Heated Steering Wheel	✓	✓
Dual Zone Climate Control	✓	—
Rear Ventilation Ducts	✓	✓
Interior Air Filtration	✓	—
Dual Vanity Mirrors	✓	✓
Auto-Dimming Rearview Mirror	✓	—
Turn Signal Indicators in Mirrors	✓	✓
Front View Camera	—	✓
Side View Camera	—	✓
3rd Row Cupholders	—	✓
Three Zone Climate Control	—	✓
Sun Sensor	—	✓
Digital Rearview Mirror	—	✓

In Car Entertainment

Feature	Alfa Romeo	GMC
Infotainment Display	8.8 in	15.0 in
AM/FM Stereo	✓	✓
Speaker System	8	12
Android Auto (Wired)	✓	—
Apple CarPlay (Wired)	✓	—
USB Port	✓	✓
Auxiliary Audio Input	✓	✓
USB Port with External Media Control	✓	✓
Satellite Radio	✓	✓
Satellite Radio Trial Period	6 months	3 months
Premium Speaker Brand	—	Bose
Subwoofer Count	—	1
Android Auto (Wireless)	—	✓
Apple CarPlay (Wireless)	—	✓
Speed Sensitive Volume Control	—	✓

Power Feature

Feature	Alfa Romeo	GMC
One-Touch Power Windows	4	4
Keyless Entry	✓	✓
Heated Mirrors	✓	✓

Frontseats

Feature	Alfa Romeo	GMC
Front Head Room	40.2 in.	42.6 in.
Front Leg Room	36.6 in.	44.3 in.
Front Shoulder Room	57.5 in.	62.0 in.
Seat Material: Leather	✓	—
Front Seat Type: Bucket	✓	✓
Driver Seat Power Adjustments	8-way	8-way
Driver Seat Height Adjustment	✓	✓
Driver Seat Lumbar Support	Power	Power
Driver Seat Memory Settings	3	—
Passenger Seat Power Adjustments	6-way	—
Passenger Seat Height Adjustment	✓	—
Passenger Seat Lumbar Support	Power	—
Driver Seat Heating	Multi-level	Multi-level
Passenger Seat Heating	Multi-level	Multi-level
Front Hip Room	—	59.2 in.
Seat Material: Cloth	—	✓
Passenger Seat Manual Adjustments	—	4-way

Rearseats

Feature	Alfa Romeo	GMC
Rear Head Room	38.9 in.	40.0 in.
Rear Leg Room	31.9 in.	41.5 in.
Rear Shoulder Room	56.0 in.	62.0 in.
Split-Folding Rear Seatback	✓	✓
Heated Rear Seats (Multi-Level)	✓	—
Rear Hip Room	—	58.4 in.
Reclining Rear Seats	—	✓
Folding Center Armrest	—	✓
Manual Folding Third Row Seat	—	✓

Tires and Wheels

Feature	Alfa Romeo	GMC
Wheel Material	Alloy	—
Wheel Size	19 x 8.0 in	18 x 7.5 in
Tire Type	All Season	All Season
Tire Size	235/55R19	255/65R18
Wheel Finish	—	Painted Alloy
Spare Tire Type	—	Temporary
Spare Tire Location	—	Underbody Mounted

Suspension

Feature	Alfa Romeo	GMC
Four-Wheel Independent Suspension	✓	✓
Front Stabilizer Bar	—	✓
Rear Stabilizer Bar	—	✓

Warranty

Feature	Alfa Romeo	GMC
Basic Warranty	4 yr./ 50000 mi.	3 yr./ 36000 mi.
Drivetrain Warranty	4 yr./ 50000 mi.	5 yr./ 60000 mi.
Corrosion/Rust Warranty	12 yr./ unlimited mi.	6 yr./ 100000 mi.
Roadside Assistance	4 yr./ unlimited mi.	5 yr./ 60000 mi.
Complimentary Scheduled Maintenance	—	1 yr./ unlimited mi.

Frequently Asked Questions

Common questions about comparing the 2025 Alfa Romeo Stelvio and 2026 GMC Acadia.

Is the 2026 GMC Acadia significantly bigger than the Alfa Romeo Stelvio?

Yes, the 2026 Acadia is substantially larger; its length measures 204.0 inches compared to the Stelvio's 184.6 inches, resulting in greater passenger and cargo volume.

Why does the Alfa Romeo Stelvio require premium gasoline when the Acadia does not?

Performance engines, especially those tuned for specific compression ratios like the Stelvio's, often mandate premium unleaded (required) to prevent knock and maximize the output of its 280 hp.

How does the horsepower difference impact driving feel between these two crossovers?

The Acadia offers 48 more horsepower (328 hp vs. 280 hp), suggesting stronger outright acceleration potential, though the Stelvio's lighter platform may compensate in dynamic cornering.

Does the lower base price of the Acadia reflect fewer standard features?

While the Acadia is $5,295 cheaper, it provides a higher torque rating (326 lb-ft vs. 306 lb-ft) and greater size, suggesting it offers considerable utility value despite its lower initial cost.