2025 Cadillac XT6 vs 2025 GMC Terrain

$49,195 · Crossover

$30,000 · Crossover

Comparison Overview

The most significant numerical divergence between the 2025 Cadillac XT6 and the 2025 GMC Terrain is the MSRP, with the XT6 priced at $49,195 compared to the Terrain's $30,000 entry point, a gap of $19,195. Performance metrics also show a substantial divide; the XT6 offers 235 horsepower and 258 lb-ft of torque from its premium unleaded engine, easily surpassing the Terrain's 175 hp and 203 lb-ft generated from regular fuel. In terms of efficiency, the Terrain leads with a 27 MPG combined rating versus the XT6's 23 MPG combined. Furthermore, cargo capacity heavily favors the smaller vehicle, as the Terrain provides 29.8 cu ft, more than double the XT6's 12.6 cu ft. The XT6 is considerably larger, measuring 198.5 inches long compared to the Terrain’s 181.0 inches.

Size Comparison

Performance

Fuel Efficiency

Full Specifications

Our Verdicts

🚗 Best for Commuters

2025 GMC Terrain

The GMC Terrain wins for commuters due to its superior 27 MPG combined fuel economy and lower operational cost associated with regular unleaded fuel.

👨‍👩‍👧‍👦 Best for Families

2025 GMC Terrain

The Terrain offers 29.8 cu ft of cargo capacity, more than double the 12.6 cu ft provided by the XT6, making it more practical for family hauling.

🏎️ Best for Enthusiasts

2025 Cadillac XT6

The Cadillac XT6 is the clear performance winner, generating 235 hp and 258 lb-ft of torque, significantly outpacing the Terrain's 175 hp output.

💰 Best Value

2025 GMC Terrain

With an MSRP of $30,000, the GMC Terrain offers substantial utility and acceptable efficiency at a price point $19,195 less than the XT6.

Choose the Cadillac XT6 if...

Maximum horsepower output is a priority, as the XT6 produces 235 hp versus the Terrain's 175 hp.
You prefer a larger footprint, with the XT6 measuring 198.5 inches in length compared to 181.0 inches for the Terrain.
A 9-speed shiftable automatic transmission is preferred over a continuously variable transmission.

Choose the GMC Terrain if...

Achieving higher fuel efficiency is key, as the Terrain returns 27 MPG combined versus the XT6's 23 MPG combined.
Maximum usable cargo space is required, with the Terrain offering 29.8 cu ft compared to the XT6's 12.6 cu ft.
Maintaining a lower initial purchase price is paramount, given the Terrain starts $19,195 cheaper at $30,000.

Key Dimensions

Dimension	Cadillac XT6	GMC Terrain
Length	198.5"	181.0"
Width	77.3"	74.5"
Height	69.9"	66.2"
Wheelbase	113.0"	107.5"

Features Comparison

Safety

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

Engine

Feature	Cadillac	GMC
Base Engine Displacement	2.0 L	1.5 L
Number of Cylinders	inline 4	inline 4
Base Engine Type	gas	gas
Horsepower	235 hp @ 5000 rpm	175 hp @ 5800 rpm
Torque	258 lb-ft @ 1500 rpm	203 lb-ft @ 2000 rpm
Number of Valves	16	16
Camshaft Type	Double overhead cam (DOHC)	Double overhead cam (DOHC)
Variable Valve Timing	Variable	Variable
Fuel Injection Type	✓	✓
Cylinder Deactivation	✓	—

Drive Train

Feature	Cadillac	GMC
Transmission Type	9-speed shiftable automatic	continuously variable-speed automatic
Drivetrain Type	front wheel drive	front wheel drive
Hill Descent Control	—	✓

Fuel

Feature	Cadillac	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)	399.0/513.0 mi.	384.8/414.4 mi.
Fuel Tank Capacity	19.0 gal.	14.8 gal.

Comfort & Convenience

Feature	Cadillac	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	✓	✓
Cruise Control	✓	—
Universal Remote Transmitter	✓	—
Front Cupholders	✓	✓
Rear Cupholders	✓	✓
3rd Row Cupholders	✓	—
Front Door Pockets	✓	✓
Rear Door Pockets	✓	✓
Front Seatback Storage	✓	✓
Power Rear Seat Easy Entry	✓	—
Leather Steering Wheel	✓	—
Three Zone Climate Control	✓	—
Rear Ventilation Ducts with Fan Control	✓	—
Interior Air Filtration	✓	✓
Sun Sensor	✓	—
Dual Vanity Mirrors	✓	✓
Auto-Dimming Rearview Mirror	✓	—
Turn Signal Indicators in Mirrors	✓	—
Adaptive Cruise Control	—	✓
Single Zone Climate Control	—	✓
Rear Ventilation Ducts	—	✓

In Car Entertainment

Feature	Cadillac	GMC
Infotainment Display	8.0 in	15.0 in
AM/FM Stereo	✓	✓
Premium Speaker Brand	Bose	—
Speaker System	8	6
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	Cadillac	GMC
One-Touch Power Windows	4	4
Moonroof Type	1st Row Power Glass Extended	—
Keyless Entry	✓	✓
Heated Mirrors	✓	✓

Frontseats

Feature	Cadillac	GMC
Front Head Room	39.8 in.	40.0 in.
Front Leg Room	41.2 in.	40.6 in.
Front Shoulder Room	58.3 in.	57.7 in.
Front Hip Room	50.1 in.	55.3 in.
Seat Material: Leatherette	✓	—
Front Seat Type: Bucket	✓	✓
Driver Seat Power Adjustments	8-way	—
Driver Seat Height Adjustment	✓	✓
Driver Seat Memory Settings	2	—
Passenger Seat Power Adjustments	6-way	—
Passenger Seat Manual Adjustments	2-way	4-way
Passenger Seat Height Adjustment	✓	—
Driver Seat Heating	Multi-level	Multi-level
Passenger Seat Heating	Multi-level	—
Seat Material: Premium Cloth	—	✓
Driver Seat Manual Adjustments	—	6-way

Rearseats

Feature	Cadillac	GMC
Rear Head Room	39.1 in.	39.2 in.
Rear Leg Room	39.1 in.	39.2 in.
Rear Shoulder Room	57.4 in.	55.7 in.
Rear Hip Room	55.7 in.	51.0 in.
Split-Folding Rear Seatback	✓	✓
Folding Center Armrest	✓	✓
Power Folding Third Row Seat	✓	—

Tires and Wheels

Feature	Cadillac	GMC
Wheel Finish	Painted Alloy	Painted Alloy
Wheel Diameter	18 in	—
Tire Type	All Season	All Season
Tire Size	P235/65R	235/65R17
Spare Tire Type	Temporary	Temporary
Spare Tire Location	Inside Mounted	Inside Mounted
Wheel Size	—	17 x 7.0 in

Suspension

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

Warranty

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

Frequently Asked Questions

Common questions about comparing the 2025 Cadillac XT6 and 2025 GMC Terrain.

How much more powerful is the 2025 Cadillac XT6 than the 2025 GMC Terrain?

The Cadillac XT6 generates 235 horsepower, which is a 60 hp advantage over the GMC Terrain's 175 horsepower rating. This translates to 258 lb-ft of torque for the Cadillac against the Terrain's 203 lb-ft.

Does the smaller 2025 GMC Terrain have more cargo capacity than the larger XT6?

Yes, surprisingly, the 2025 GMC Terrain offers 29.8 cubic feet of cargo space. This is substantially larger than the 12.6 cubic feet available in the larger 2025 Cadillac XT6.

What is the difference in fuel requirement and efficiency between these two crossovers?

The Terrain operates on regular unleaded fuel and achieves 27 MPG combined (26 city/28 highway), whereas the XT6 recommends premium unleaded and is rated for 23 MPG combined (21 city/27 highway).

How significant is the price difference between the base models?

The 2025 Cadillac XT6 starts at an MSRP of $49,195. This makes it $19,195 more expensive than the 2025 GMC Terrain, which begins at $30,000.

Are the drive types and transmissions similar between the two models?

Both vehicles utilize front-wheel drive for their base configurations. However, the XT6 employs a 9-speed shiftable automatic transmission, while the Terrain uses a continuously variable-speed automatic transmission.