2025 Cadillac XT6 vs 2025 Mercedes-Benz GLC-Class

$49,195 · Crossover

$49,250 · Crossover

Comparison Overview

The most significant numerical disparity between the 2025 Cadillac XT6 and the 2025 Mercedes-Benz GLC-Class is fuel economy, with the GLC achieving 27 MPG combined compared to the XT6’s 23 MPG combined, a 4 MPG advantage. The Mercedes also leads in power, delivering 255 hp and 295 lb-ft of torque against the Cadillac’s 235 hp and 258 lb-ft. Conversely, the XT6 is substantially larger, measuring 198.5 inches in length versus the GLC’s 185.7 inches, which correlates to a significant difference in practicality: the XT6 offers 12.6 cu ft of cargo space while the GLC boasts 21.9 cu ft. Pricing is nearly identical, with the XT6 starting at $49,195 and the GLC at $49,250. While the Cadillac is FWD standard, the Mercedes utilizes an RWD foundation, making the overall mechanical presentation quite distinct despite similar 9-speed transmissions.

Size Comparison

Performance

Fuel Efficiency

Full Specifications

Our Verdicts

🚗 Best for Commuters

2025 Mercedes-Benz GLC-Class

The Mercedes-Benz GLC-Class is superior for commuting due to its 27 MPG combined fuel efficiency versus the XT6's 23 MPG.

👨‍👩‍👧‍👦 Best for Families

2025 Cadillac XT6

The Cadillac XT6 is better suited for families due to its notably larger exterior dimensions and 198.5-inch length, implying potential third-row accommodation or superior cabin volume.

🏎️ Best for Enthusiasts

2025 Mercedes-Benz GLC-Class

The GLC-Class offers higher performance metrics, boasting 255 hp and 295 lb-ft of torque compared to the XT6’s 235 hp and 258 lb-ft.

💰 Best Value

2025 Mercedes-Benz GLC-Class

Despite a virtually identical MSRP of $49,250, the GLC-Class provides better efficiency and more power for the money.

Choose the Cadillac XT6 if...

Your priority is a larger overall footprint, evidenced by its 198.5-inch length.
You prefer a standard Front Wheel Drive configuration for primary traction.
You need cargo space that utilizes verticality, even though the total volume is smaller than Car 2.

Choose the Mercedes-Benz GLC-Class if...

Maximizing fuel economy is essential, benefiting from the 27 MPG combined rating.
Performance is a key factor, given its higher output of 255 hp and 295 lb-ft of torque.
You require substantially more usable rear cargo volume, rated at 21.9 cu ft versus 12.6 cu ft.

Key Dimensions

Dimension	Cadillac XT6	Mercedes-Benz GLC-Class
Length	198.5"	185.7"
Width	77.3"	74.4"
Height	69.9"	64.6"
Wheelbase	113.0"	113.7"

Features Comparison

Safety

Feature	Cadillac	Mercedes-Benz
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	✓	✓
Driver Attention Alert	—	✓
Brake Drying	—	✓
Adaptive Headlights	—	✓
Front Power Adjustable Headrests	—	✓
Rear Height Adjustable Headrests	—	✓
Anti-Theft Alarm System (Remote)	—	✓

Engine

Feature	Cadillac	Mercedes-Benz
Base Engine Displacement	2.0 L	2.0 L
Number of Cylinders	inline 4	inline 4
Base Engine Type	gas	mild hybrid
Horsepower	235 hp @ 5000 rpm	255 hp @ 5800 rpm
Torque	258 lb-ft @ 1500 rpm	295 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	Mercedes-Benz
Transmission Type	9-speed shiftable automatic	9-speed shiftable automatic
Drivetrain Type	front wheel drive	rear wheel drive

Fuel

Feature	Cadillac	Mercedes-Benz
Fuel Type	premium unleaded (recommended)	premium unleaded (required)
EPA Fuel Economy (City/Highway)	21/27 MPG	24/32 MPG
EPA Fuel Economy (Combined)	23 MPG	27 MPG
EPA Driving Range (City/Highway)	399.0/513.0 mi.	417.6/556.8 mi.
Fuel Tank Capacity	19.0 gal.	17.4 gal.

Comfort & Convenience

Feature	Cadillac	Mercedes-Benz
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	✓	✓
Power Tilt and Telescopic Steering Wheel	—	✓
Automatic Parking Assist	—	✓
Wireless Charging Pad	—	✓
Overhead Console with Storage	—	✓
Dual Zone Climate Control	—	✓
Rear Ventilation Ducts	—	✓

In Car Entertainment

Feature	Cadillac	Mercedes-Benz
Infotainment Display	8.0 in	11.9 in
AM/FM Stereo	✓	✓
Premium Speaker Brand	Bose	—
Speaker System	8	5
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	6 months
Speed Sensitive Volume Control	✓	—
Subwoofer Count	—	1

Power Feature

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

Frontseats

Feature	Cadillac	Mercedes-Benz
Front Head Room	39.8 in.	41.3 in.
Front Leg Room	41.2 in.	40.7 in.
Front Shoulder Room	58.3 in.	57.3 in.
Front Hip Room	50.1 in.	—
Seat Material: Leatherette	✓	✓
Front Seat Type: Bucket	✓	✓
Driver Seat Power Adjustments	8-way	10-way
Driver Seat Height Adjustment	✓	✓
Driver Seat Memory Settings	2	3
Passenger Seat Power Adjustments	6-way	10-way
Passenger Seat Manual Adjustments	2-way	—
Passenger Seat Height Adjustment	✓	✓
Driver Seat Heating	Multi-level	Multi-level
Passenger Seat Heating	Multi-level	Multi-level
Driver Seat Lumbar Support	—	Power
Driver Seat Thigh Extension	—	✓
Passenger Seat Lumbar Support	—	Power
Passenger Seat Thigh Extension	—	✓
Passenger Seat Memory Settings	—	3

Rearseats

Feature	Cadillac	Mercedes-Benz
Rear Head Room	39.1 in.	39.7 in.
Rear Leg Room	39.1 in.	37.4 in.
Rear Shoulder Room	57.4 in.	56.6 in.
Rear Hip Room	55.7 in.	—
Split-Folding Rear Seatback	✓	✓
Folding Center Armrest	✓	✓
Power Folding Third Row Seat	✓	—

Tires and Wheels

Feature	Cadillac	Mercedes-Benz
Wheel Finish	Painted Alloy	—
Wheel Diameter	18 in	—
Tire Type	All Season	All Season
Tire Size	P235/65R	235/60R18
Spare Tire Type	Temporary	Temporary
Spare Tire Location	Inside Mounted	Inside Mounted
Wheel Material	—	Alloy
Wheel Size	—	18 x 8.0 in

Suspension

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

Warranty

Feature	Cadillac	Mercedes-Benz
Basic Warranty	4 yr./ 50000 mi.	4 yr./ 50000 mi.
Drivetrain Warranty	6 yr./ 70000 mi.	4 yr./ 50000 mi.
Corrosion/Rust Warranty	4 yr./ 50000 mi.	4 yr./ 50000 mi.
Roadside Assistance	6 yr./ 70000 mi.	4 yr./ 50000 mi.
Complimentary Scheduled Maintenance	1 yr./ unlimited mi.	—
Hybrid Component Warranty	—	6 yr./ 62000 mi.

Frequently Asked Questions

Common questions about comparing the 2025 Cadillac XT6 and 2025 Mercedes-Benz GLC-Class.

Which vehicle is significantly larger based on provided specifications?

The Cadillac XT6 (Car 1) is notably larger, featuring a length of 198.5 inches compared to the Mercedes-Benz GLC-Class’s (Car 2) 185.7 inches. The Cadillac is also considerably wider (77.3 inches vs. 74.4 inches) and taller (69.9 inches vs. 64.6 inches).

How do the power outputs compare between the two luxury crossovers?

Car 2, the GLC-Class, has the advantage in performance, producing 255 horsepower and 295 lb-ft of torque. Car 1, the XT6, lags slightly with 235 hp and 258 lb-ft of torque.

Is there a notable difference in recommended fuel usage?

Yes, the Cadillac XT6 only recommends premium unleaded fuel, whereas the Mercedes-Benz GLC-Class strictly requires premium unleaded for operation.

Which vehicle offers superior cargo capacity for hauling gear?

The Mercedes-Benz GLC-Class (Car 2) offers significantly more cargo capacity at 21.9 cubic feet compared to the Cadillac XT6's (Car 1) 12.6 cubic feet.

Are the initial purchase prices drastically different?

No, the initial MSRPs are nearly identical; the Cadillac XT6 starts at $49,195, while the Mercedes-Benz GLC-Class starts at $49,250.

What is the core mechanical difference in drivetrain architecture?

The standard configuration for the 2025 Cadillac XT6 is Front Wheel Drive, while the 2025 Mercedes-Benz GLC-Class utilizes a Rear Wheel Drive basis, despite both using 9-speed automatic transmissions.