2025 Cadillac XT6 vs 2026 Subaru Ascent

$49,195 · Crossover

$40,795 · Crossover

Comparison Overview

Picking between a premium badge like the 2025 Cadillac XT6 and a rugged all-rounder like the 2026 Subaru Ascent often comes down to budget versus luxury expectations. That nearly $8,400 starting price difference immediately puts the Ascent ahead on pure accessibility. However, the Cadillac leans into elegance, despite its slightly thirstier fuel recommendation (premium unleaded) and lower combined MPG of 23 versus the Ascent's 22. While the Ascent boasts better utility with 17.8 cu ft of cargo space compared to the XT6's 12.6 cu ft, the Cadillac offers slightly more highway efficiency at 27 MPG compared to 26 MPG. Power-wise, the Ascent steps up with 260 hp and 277 lb-ft of torque, easily outpacing the XT6's 235 hp and 258 lb-ft of torque, making the Ascent a stronger performer straight out of the gate.

Size Comparison

Performance

Fuel Efficiency

Full Specifications

Our Verdicts

🚗 Best for Commuters

2025 Cadillac XT6

The Cadillac XT6 edges out the Ascent slightly on highway fuel economy (27 MPG vs 26 MPG) which matters for daily driving efficiency.

👨‍👩‍👧‍👦 Best for Families

2026 Subaru Ascent

The 2026 Ascent offers significantly more functional space with 17.8 cu ft of cargo capacity versus the XT6's 12.6 cu ft.

🏎️ Best for Enthusiasts

2026 Subaru Ascent

The Subaru Ascent wins on performance specs, offering 260 hp and 277 lb-ft of torque compared to the Cadillac's 235 hp and 258 lb-ft.

💰 Best Value

2026 Subaru Ascent

The Subaru Ascent is the clear value winner, starting $8,400 less expensive and running on less costly regular unleaded fuel.

Choose the Cadillac XT6 if...

You prioritize driving a vehicle with a luxury badge, despite the higher MSRP of $49,195.
You appreciate the standard front-wheel drive configuration if AWD is not necessary for your driving conditions.
You prefer the slightly better highway MPG rating of 27 MPG on premium fuel.

Choose the Subaru Ascent if...

You need maximum utility, as the Ascent provides 17.8 cu ft of cargo space versus the XT6's 12.6 cu ft.
You want better standard performance numbers, highlighted by the Ascent's 260 hp and 277 lb-ft of torque.
You want to save $8,400 initially and benefit from using regular unleaded fuel instead of premium.

Key Dimensions

Dimension	Cadillac XT6	Subaru Ascent
Length	198.5"	196.8"
Width	77.3"	76.0"
Height	69.9"	71.6"
Wheelbase	113.0"	113.8"

Features Comparison

Safety

Feature	Cadillac	Subaru
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	2
Rear Center 3-Point Seatbelt	✓	—
Engine Immobilizer	✓	✓
Adaptive Headlights	—	✓
Self-Leveling Headlights	—	✓
Rear Height Adjustable Headrests	—	✓
Anti-Theft Alarm System (Remote)	—	✓

Engine

Feature	Cadillac	Subaru
Base Engine Displacement	2.0 L	2.4 L
Number of Cylinders	inline 4	flat 4
Base Engine Type	gas	gas
Horsepower	235 hp @ 5000 rpm	260 hp @ 5600 rpm
Torque	258 lb-ft @ 1500 rpm	277 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	Subaru
Transmission Type	9-speed shiftable automatic	continuously variable-speed automatic
Drivetrain Type	front wheel drive	all wheel drive
Center Differential Type	—	Limited Slip
Hill Descent Control	—	✓

Fuel

Feature	Cadillac	Subaru
Fuel Type	premium unleaded (recommended)	regular unleaded
EPA Fuel Economy (City/Highway)	21/27 MPG	20/26 MPG
EPA Fuel Economy (Combined)	23 MPG	22 MPG
EPA Driving Range (City/Highway)	399.0/513.0 mi.	386.0/501.8 mi.
Fuel Tank Capacity	19.0 gal.	19.3 gal.

Comfort & Convenience

Feature	Cadillac	Subaru
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	—	✓
Overhead Console with Storage	—	✓

In Car Entertainment

Feature	Cadillac	Subaru
Infotainment Display	8.0 in	11.6 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	—
Speed Sensitive Volume Control	✓	—
Satellite Radio Trial Length	—	4 months

Power Feature

Feature	Cadillac	Subaru
One-Touch Power Windows	4	2
Moonroof Type	1st Row Power Glass Extended	—
Keyless Entry	✓	✓
Heated Mirrors	✓	✓

Frontseats

Feature	Cadillac	Subaru
Front Head Room	39.8 in.	41.2 in.
Front Leg Room	41.2 in.	42.2 in.
Front Shoulder Room	58.3 in.	61.1 in.
Front Hip Room	50.1 in.	57.8 in.
Seat Material: Leatherette	✓	✓
Front Seat Type: Bucket	✓	✓
Driver Seat Power Adjustments	8-way	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	Multi-level

Rearseats

Feature	Cadillac	Subaru
Rear Head Room	39.1 in.	40.0 in.
Rear Leg Room	39.1 in.	38.6 in.
Rear Shoulder Room	57.4 in.	60.3 in.
Rear Hip Room	55.7 in.	57.5 in.
Split-Folding Rear Seatback	✓	✓
Folding Center Armrest	✓	✓
Power Folding Third Row Seat	✓	—
Manual Folding Third Row Seat	—	✓

Tires and Wheels

Feature	Cadillac	Subaru
Wheel Finish	Painted Alloy	—
Wheel Diameter	18 in	—
Tire Type	All Season	All Season
Tire Size	P235/65R	245/60R
Spare Tire Type	Temporary	Temporary
Spare Tire Location	Inside Mounted	Underbody Mounted
Wheel Material	—	Alloy
Wheel Size	—	18 x 7.5 in

Suspension

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

Warranty

Feature	Cadillac	Subaru
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.	5 yr./ unlimited mi.
Roadside Assistance	6 yr./ 70000 mi.	3 yr./ 36000 mi.
Complimentary Scheduled Maintenance	1 yr./ unlimited mi.	—

Frequently Asked Questions

Common questions about comparing the 2025 Cadillac XT6 and 2026 Subaru Ascent.

Is the 2026 Subaru Ascent significantly more powerful than the 2025 Cadillac XT6?

Yes, the Ascent is noticeably stronger on paper, delivering 260 horsepower and 277 lb-ft of torque, which surpasses the XT6's output of 235 hp and 258 lb-ft.

Which crossover provides better space for hauling gear?

The 2026 Subaru Ascent is the superior hauler, offering 17.8 cubic feet of cargo room behind the seats compared to the Cadillac XT6's 12.6 cubic feet.

What is the real-world cost difference based on fuel requirements?

The Cadillac XT6 requires premium unleaded, which is generally more expensive per gallon, while the Ascent runs happily on regular unleaded, adding to the Ascent's long-term ownership value.

Does the difference in dimensions affect daily driving or parking?

The Ascent is slightly shorter in length (196.8 inches vs 198.5 inches) but is taller (71.6 inches vs 69.9 inches), which might offer a better commanding view from the driver's seat.

How do these two crossovers compare in terms of drivetrain hardware?

The XT6 comes standard with FWD and a 9-speed automatic, whereas the Ascent standardizes power delivery with its all-wheel-drive system paired with a CVT.

If I drive mostly on the highway, which one saves more money on gas?

The Cadillac XT6 technically has a better highway rating at 27 MPG compared to the Ascent's 26 MPG, though both achieve a combined 23 MPG and 22 MPG respectively.