2025 Acura RDX vs 2026 GMC Terrain

$44,700 · Crossover

$30,100 · Crossover

Comparison Overview

Experience the stark contrast between potent athleticism and pragmatic sensibility as we line up the 2025 Acura RDX against the redesigned 2026 GMC Terrain. Acura injects exhilaration into the crossover segment, boasting a robust 272 hp and 280 lb-ft of torque, promising spirited acceleration matched by its standard all-wheel-drive grip. GMC, conversely, focuses keenly on efficiency and budget, offering a compelling entry price of $30,100—a remarkable $14,600 less than the RDX. While the Terrain squeezes out a better combined 27 MPG utilizing regular unleaded, the RDX requires premium fuel to harness its extra 97 horsepower. Dynamics aside, both crossovers offer nearly identical utility, with the Terrain holding a slight edge in cargo volume at 29.8 cu ft versus the RDX's 29.5 cu ft, setting up a true battle between power fantasy and financial reality.

Size Comparison

Performance

Fuel Efficiency

Full Specifications

Our Verdicts

🚗 Best for Commuters

2026 GMC Terrain

Its lower MSRP of $30,100 and superior combined 27 MPG make the Terrain the gentler choice for daily driving economics.

👨‍👩‍👧‍👦 Best for Families

2025 Acura RDX

While cargo space is similar, the RDX's standard all-wheel drive offers superior confidence in varied weather conditions.

🏎️ Best for Enthusiasts

2025 Acura RDX

With 272 hp and 280 lb-ft, the RDX delivers a significantly more engaging and powerful driving experience than the Terrain's 175 hp.

💰 Best Value

2026 GMC Terrain

The Terrain provides excellent core utility while saving buyers a substantial $14,600 upfront cost.

Choose the Acura RDX if...

Driving excitement and superior engine performance are non-negotiable priorities for your crossover.
You desire standard all-wheel drive capability paired with a sophisticated 10-speed automatic transmission.
You are comfortable paying $44,700 for premium features and horsepower over budget consciousness.

Choose the GMC Terrain if...

Maintaining a lower purchase price near $30,100 is your primary objective.
Maximizing fuel efficiency, achieving 28 MPG highway, is critical for your driving habits.
You prioritize the most affordable entry point and plan to use regular unleaded gasoline.

Key Dimensions

Dimension	Acura RDX	GMC Terrain
Length	187.4"	181.0"
Width	74.8"	74.5"
Height	65.7"	65.8"
Wheelbase	108.3"	107.5"

Features Comparison

Safety

Feature	Acura	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	✓	✓
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 Solid Disc Brakes	✓	✓
Brake Assist	✓	✓
Tire Pressure Monitoring System	✓	✓
Automatic Headlights	✓	✓
LED Headlights	✓	✓
Daytime Running Lights	✓	✓
Integrated Turn Signal Mirrors	✓	—
Front Headrests	2	2
Front Height Adjustable Headrests	✓	✓
Rear Headrests	3	3
Rear Height Adjustable Headrests	✓	✓
Rear Center 3-Point Seatbelt	✓	✓
Anti-Theft Alarm System (Remote)	✓	✓
Engine Immobilizer	✓	✓
Front Cross Traffic Alert	—	✓
Headlight Delay-Off	—	✓

Engine

Feature	Acura	GMC
Base Engine Displacement	2.0 L	1.5 L
Number of Cylinders	inline 4	inline 4
Base Engine Type	gas	gas
Horsepower	272 hp @ 6500 rpm	175 hp @ 5600 rpm
Torque	280 lb-ft @ 1600 rpm	184 lb-ft @ 1750 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	Acura	GMC
Transmission Type	10-speed shiftable automatic	continuously variable-speed automatic
Drivetrain Type	all wheel drive	front wheel drive
[object Object]	✓	—
[object Object]	✓	—

Fuel

Feature	Acura	GMC
Fuel Type	premium unleaded (recommended)	regular unleaded
EPA Fuel Economy (City/Highway)	21/27 MPG	26/28 MPG
EPA Fuel Economy (Combined)	23 MPG	27 MPG
EPA Driving Range (City/Highway)	359.1/461.7 mi.	384.8/414.4 mi.
Fuel Tank Capacity	17.1 gal.	14.8 gal.

Comfort & Convenience

Feature	Acura	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	✓	✓
Wireless Charging Pad	✓	—
Adaptive Cruise Control	✓	✓
Universal Remote Transmitter	✓	—
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	✓	—
Rear Parking Sensors	—	✓
Heated Steering Wheel	—	✓
Single Zone Climate Control	—	✓

In Car Entertainment

Feature	Acura	GMC
Infotainment Display	10.2 in	15.0 in
AM/FM Stereo	✓	✓
Speaker System	9	6
Subwoofer Count	1	—
Android Auto (Wireless)	✓	✓
Apple CarPlay (Wireless)	✓	✓
USB Port	✓	✓
Auxiliary Audio Input	✓	✓
USB Port with External Media Control	✓	✓
Satellite Radio	✓	✓
Satellite Radio Trial Period	3 months	3 months
Speed Sensitive Volume Control	✓	✓

Power Feature

Feature	Acura	GMC
One-Touch Power Windows	4	4
Moonroof Type	1st Row Power Glass	—
Keyless Entry	✓	✓
Reverse Tilt Passenger Mirror	✓	—
Heated Mirrors	✓	✓

Frontseats

Feature	Acura	GMC
Front Head Room	40.0 in.	40.6 in.
Front Leg Room	42.0 in.	44.0 in.
Front Shoulder Room	60.0 in.	57.7 in.
Front Hip Room	55.0 in.	55.3 in.
Seat Material: Leatherette	✓	—
Front Seat Type: Bucket	✓	✓
Driver Seat Power Adjustments	8-way	—
Driver Seat Height Adjustment	✓	✓
Driver Seat Lumbar Support	Power	—
Passenger Seat Power Adjustments	8-way	—
Passenger Seat Height Adjustment	✓	—
Passenger Seat Lumbar Support	Power	—
Driver Seat Heating	Multi-level	Multi-level
Passenger Seat Heating	Multi-level	—
Seat Material: Premium Cloth	—	✓
Driver Seat Manual Adjustments	—	6-way
Passenger Seat Manual Adjustments	—	4-way

Rearseats

Feature	Acura	GMC
Rear Head Room	38.0 in.	39.2 in.
Rear Leg Room	38.0 in.	39.7 in.
Rear Shoulder Room	57.0 in.	55.7 in.
Rear Hip Room	50.0 in.	51.0 in.
Split-Folding Rear Seatback	✓	✓
Folding Center Armrest	✓	✓

Tires and Wheels

Feature	Acura	GMC
Wheel Finish	Painted Alloy	Painted Alloy
Wheel Size	19 x 8.0 in	17 x 7.0 in
Tire Type	All Season	All Season
Tire Size	235/55R19	235/65R17
Spare Tire Type	Temporary	Temporary
Spare Tire Location	Inside Mounted	Inside Mounted

Suspension

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

Warranty

Feature	Acura	GMC
Basic Warranty	4 yr./ 50000 mi.	3 yr./ 36000 mi.
Drivetrain Warranty	6 yr./ 70000 mi.	5 yr./ 60000 mi.
Corrosion/Rust Warranty	5 yr./ unlimited mi.	6 yr./ 100000 mi.
Roadside Assistance	4 yr./ 50000 mi.	5 yr./ 60000 mi.
Complimentary Scheduled Maintenance	1 yr./ 12000 mi.	1 yr./ unlimited mi.

Frequently Asked Questions

Common questions about comparing the 2025 Acura RDX and 2026 GMC Terrain.

What is the real-world performance difference given the horsepower gap?

The 2025 Acura RDX possesses 97 more horsepower and 96 more lb-ft of torque than the 2026 GMC Terrain, translating to substantially quicker acceleration and more responsive passing power when the Acura is pushed.

How much more expensive is the Acura RDX to fuel based on required fuel type?

The RDX mandates premium unleaded (recommended), increasing operational costs, whereas the Terrain runs happily on regular unleaded while netting 4 MPG better on the highway (28 vs 27 MPG combined).

Do the physical dimensions significantly impact maneuverability or cargo?

While the RDX is slightly longer at 187.4 inches compared to the Terrain's 181.0 inches, both vehicles share virtually identical width and height, and cargo space is nearly the same (29.5 vs 29.8 cu ft).

What is the significance of the RDX's 10-speed automatic versus the Terrain's CVT?

The RDX's 10-speed shiftable automatic is designed to keep the engine in its power band effectively, complementing its high-output engine, while the Terrain's Continuously Variable Transmission prioritizes smooth, efficient power delivery.

How does the base pricing affect the overall value proposition?

The $14,600 MSRP difference means buyers must weigh the RDX's added performance against the Terrain's substantial upfront savings; the Terrain offers better immediate value.