2025 INFINITI QX50 vs 2026 GMC Acadia

$43,000 · Crossover

$43,700 · Crossover

Comparison Overview

The most significant numerical difference between the 2025 INFINITI QX50 and the 2026 GMC Acadia lies in performance, with the Acadia delivering a substantial 60 horsepower advantage (328 hp vs. 268 hp) and 46 lb-ft more torque (326 lb-ft vs. 280 lb-ft). However, this power comes at an efficiency cost, as the QX50 achieves a better combined EPA rating of 25 MPG compared to the Acadia’s 23 MPG, and the QX50 recommends premium fuel while the Acadia accepts regular unleaded. Physically, the 2026 Acadia is significantly larger, measuring 204.0 inches in length versus the QX50’s 184.7 inches. Despite its smaller footprint, the QX50 offers superior maximum cargo volume at 31.4 cubic feet compared to the Acadia's 23 cubic feet. With an MSRP of $43,000, the QX50 undercuts the Acadia’s $43,700 by $700.

Size Comparison

Performance

Fuel Efficiency

Full Specifications

Our Verdicts

🚗 Best for Commuters

2025 INFINITI QX50

The QX50 is the better commuter vehicle due to its superior fuel economy rating of 25 combined MPG and its use of the more compact 184.7-inch body.

👨‍👩‍👧‍👦 Best for Families

2026 GMC Acadia

The larger 2026 GMC Acadia wins for families due to its greater physical dimensions, including 79.6 inches of width and 71.0 inches of height.

🏎️ Best for Enthusiasts

2026 GMC Acadia

The Acadia appeals more to driving enthusiasts by offering 328 horsepower and 326 lb-ft of torque paired with an 8-speed shiftable automatic transmission.

💰 Best Value

2025 INFINITI QX50

The QX50 offers better fuel flexibility by recommending premium unleaded while achieving higher efficiency at a $700 lower starting MSRP of $43,000.

Choose the INFINITI QX50 if...

Fuel efficiency is paramount, as the QX50 achieves 25 combined MPG.
A lower entry price is required, with the QX50 starting at $43,000.
Maximum usable storage is prioritized, as the QX50 offers 31.4 cubic feet of cargo space.

Choose the GMC Acadia if...

Maximum performance is desired, backed by 328 horsepower and 326 lb-ft of torque.
A physically larger cabin and presence are needed, as the Acadia is 19.3 inches longer than the QX50.
The convenience of regular unleaded fuel over premium is preferred.

Key Dimensions

Dimension	INFINITI QX50	GMC Acadia
Length	184.7"	204.0"
Width	74.9"	79.6"
Height	66.0"	71.0"
Wheelbase	110.2"	120.9"

Features Comparison

Safety

Feature	INFINITI	GMC
Blind Spot Monitor	✓	✓
Lane Departure Warning	✓	✓
Lane Keeping Assist System	✓	✓
Rear Cross Traffic Alert	✓	✓
Pre-Collision Safety System	✓	✓
Post-Collision Safety System	✓	✓
Dual Front Side-Mounted Airbags	✓	✓
Dual Rear Side-Mounted Airbags	✓	—
Front Head Airbags	✓	✓
Rear Head Airbags	✓	✓
Passenger Airbag Occupant Sensing Deactivation	✓	✓
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 Ventilated Disc Brakes	✓	✓
Brake Assist	✓	✓
Tire Pressure Monitoring System	✓	✓
Automatic Headlights	✓	✓
Headlight Delay-Off	✓	✓
LED Headlights	✓	✓
Daytime Running Lights	✓	✓
Integrated Turn Signal Mirrors	✓	✓
Front Headrests	2	2
Front Height Adjustable Headrests	✓	✓
Rear Headrests	3	2
Rear Height Adjustable Headrests	✓	—
Rear Center 3-Point Seatbelt	✓	✓
Anti-Theft Alarm System (Remote)	✓	—
Engine Immobilizer	✓	✓
Third Row Head Airbags	—	✓
Rear Fixed Headrests	—	✓

Engine

Feature	INFINITI	GMC
Base Engine Displacement	2.0 L	2.5 L
Number of Cylinders	inline 4	inline 4
Base Engine Type	gas	gas
Horsepower	268 hp @ 5600 rpm	328 hp @ 5500 rpm
Torque	280 lb-ft @ 4800 rpm	326 lb-ft @ 3500 rpm
Number of Valves	16	16
Camshaft Type	Double overhead cam (DOHC)	Double overhead cam (DOHC)
Variable Valve Timing	Variable	Variable
Fuel Injection Type	✓	✓

Drive Train

Feature	INFINITI	GMC
Transmission Type	continuously variable-speed automatic	8-speed shiftable automatic
Drivetrain Type	all wheel drive	front wheel drive
Center Differential Type	Limited Slip	—

Fuel

Feature	INFINITI	GMC
Fuel Type	premium unleaded (recommended)	regular unleaded
EPA Fuel Economy (City/Highway)	22/28 MPG	20/27 MPG
EPA Fuel Economy (Combined)	25 MPG	23 MPG
EPA Driving Range (City/Highway)	352.0/448.0 mi.	0/0 mi.
Fuel Tank Capacity	16.0 gal.	—

Comfort & Convenience

Feature	INFINITI	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	✓	✓
Rear Parking Sensors	✓	✓
Wireless Charging Pad	✓	✓
Adaptive Cruise Control	✓	✓
Front Cupholders	✓	✓
Rear Cupholders	✓	✓
Front Door Pockets	✓	✓
Rear Door Pockets	✓	—
Overhead Console with Storage	✓	—
Front Seatback Storage	✓	✓
Leather 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	—	✓
Heated Steering Wheel	—	✓
Three Zone Climate Control	—	✓
Sun Sensor	—	✓
Digital Rearview Mirror	—	✓

In Car Entertainment

Feature	INFINITI	GMC
Infotainment Display	8.0 in	15.0 in
AM/FM Stereo	✓	✓
Speaker System	6	12
Android Auto (Wired)	✓	—
Apple CarPlay (Wired)	✓	—
USB Port	✓	✓
USB Port with External Media Control	✓	✓
Satellite Radio	✓	✓
Satellite Radio Trial Period	3 months	3 months
Speed Sensitive Volume Control	✓	✓
Premium Speaker Brand	—	Bose
Subwoofer Count	—	1
Android Auto (Wireless)	—	✓
Apple CarPlay (Wireless)	—	✓
Auxiliary Audio Input	—	✓

Power Feature

Feature	INFINITI	GMC
One-Touch Power Windows	2	4
Keyless Entry	✓	✓
Heated Mirrors	✓	✓

Frontseats

Feature	INFINITI	GMC
Front Head Room	41.0 in.	42.6 in.
Front Leg Room	39.6 in.	44.3 in.
Front Shoulder Room	57.9 in.	62.0 in.
Front Hip Room	55.6 in.	59.2 in.
Seat Material: Leatherette	✓	—
Front Seat Type: Bucket	✓	✓
Driver Seat Power Adjustments	8-way	8-way
Driver Seat Height Adjustment	✓	✓
Driver Seat Lumbar Support	Power	Power
Passenger Seat Power Adjustments	8-way	—
Passenger Seat Height Adjustment	✓	—
Seat Material: Cloth	—	✓
Passenger Seat Manual Adjustments	—	4-way
Driver Seat Heating	—	Multi-level
Passenger Seat Heating	—	Multi-level

Rearseats

Feature	INFINITI	GMC
Rear Head Room	39.1 in.	40.0 in.
Rear Leg Room	38.7 in.	41.5 in.
Rear Shoulder Room	57.1 in.	62.0 in.
Rear Hip Room	53.8 in.	58.4 in.
Split-Folding Rear Seatback	✓	✓
Reclining Rear Seats	✓	✓
Folding Center Armrest	✓	✓
Manual Folding Third Row Seat	—	✓

Tires and Wheels

Feature	INFINITI	GMC
Wheel Finish	Painted Alloy	Painted Alloy
Wheel Size	19 x 7.5 in	18 x 7.5 in
Tire Size	235/55R19	255/65R18
Run Flat Tires	✓	—
Tire Type	—	All Season
Spare Tire Type	—	Temporary
Spare Tire Location	—	Underbody Mounted

Suspension

Feature	INFINITI	GMC
Four-Wheel Independent Suspension	✓	✓
Front Stabilizer Bar	✓	✓
Rear Stabilizer Bar	✓	✓

Warranty

Feature	INFINITI	GMC
Basic Warranty	4 yr./ 60000 mi.	3 yr./ 36000 mi.
Drivetrain Warranty	6 yr./ 70000 mi.	5 yr./ 60000 mi.
Corrosion/Rust Warranty	7 yr./ unlimited mi.	6 yr./ 100000 mi.
Roadside Assistance	4 yr./ 60000 mi.	5 yr./ 60000 mi.
Complimentary Scheduled Maintenance	3 yr./ unlimited mi.	1 yr./ unlimited mi.

Frequently Asked Questions

Common questions about comparing the 2025 INFINITI QX50 and 2026 GMC Acadia.

Does the higher power of the Acadia offset its lower MPG rating?

The 2026 Acadia provides 328 hp compared to the QX50's 268 hp, but this results in a 2 MPG penalty, dropping the combined rating to 23 MPG versus the QX50's 25 MPG.

Which vehicle is better for hauling gear given the cargo specifications?

The 2025 INFINITI QX50 is stated to have a larger cargo capacity at 31.4 cubic feet, surpassing the 2026 GMC Acadia’s listed 23 cubic feet.

What is the impact of the fuel type difference on ownership costs?

The Acadia uses regular unleaded, potentially lowering per-fill costs, whereas the QX50 recommends premium unleaded, which generally has a higher cost per gallon.

How do the transmission and drivetrain differ between the two crossovers?

The QX50 features an AWD system with a Continuously Variable Transmission, while the Acadia is FWD equipped with a more conventional 8-speed shiftable automatic transmission.

How significant is the size difference in overall exterior dimensions?

The Acadia is substantially larger, measuring 204.0 inches in length and 79.6 inches in width, compared to the QX50's 184.7-inch length and 74.9-inch width.