2025 Audi Q8 vs 2025 Mercedes-Benz GLC-Class Coupe

$74,400 · Crossover

$59,300 · Crossover

Comparison Overview

The 2025 Audi Q8 unleashes potent performance with 335 hp and 369 lb-ft of torque, wrapped in a substantial 196.0-inch frame, projecting German luxury and command. Conversely, the 2025 Mercedes-Benz GLC-Class Coupe offers razor-sharp efficiency and agility, boasting a superior 26 MPG combined versus the Q8’s 19 MPG. The price gap is substantial; the GLC Coupe starts $15,100 less than the Q8's $74,400 MSRP. Enthusiasts will immediately notice the Q8’s 80 hp advantage, making it the powerhouse for immediate acceleration. However, the GLC Coupe compensates with a more sophisticated 9-speed automatic transmission and a smaller footprint (74.4 inches wide). While the Q8 offers a cavernous 33.7 cu ft of cargo space, the efficiency-minded buyer will look closely at the GLC Coupe’s 31 MPG highway rating.

Size Comparison

Performance

Fuel Efficiency

Full Specifications

Our Verdicts

🚗 Best for Commuters

2025 Mercedes-Benz GLC-Class Coupe

The Mercedes-Benz GLC-Class Coupe wins for commuters due to its significantly better fuel economy, achieving 26 MPG combined compared to the Audi Q8's 19 MPG.

👨‍👩‍👧‍👦 Best for Families

2025 Audi Q8

The Audi Q8 is the better family choice because it offers substantially more room with 33.7 cu ft of cargo capacity compared to the GLC Coupe's 19.2 cu ft.

🏎️ Best for Enthusiasts

2025 Audi Q8

The Audi Q8 is the clear winner for driving enthusiasts, delivering an exhilarating 335 hp and 369 lb-ft of torque versus the GLC Coupe's 255 hp.

💰 Best Value

2025 Mercedes-Benz GLC-Class Coupe

The Mercedes-Benz GLC-Class Coupe represents superior value, starting $15,100 cheaper while still offering AWD capability.

Choose the Audi Q8 if...

You demand sheer power, preferring the Audi Q8's 335 hp and 369 lb-ft of torque for maximum acceleration.
Your priority is cargo hauling, needing the 33.7 cu ft capacity offered by the Q8's traditional SUV profile.
You prioritize presence and size, appreciating the Q8's larger 196.0-inch length and commanding stature.

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

Budget is a major concern, as the GLC Coupe saves you $15,100 off the entry price.
You frequently drive long distances and value efficiency, benefiting from the GLC Coupe's 31 MPG highway rating.
You prefer a slightly nimbler crossover that is nearly 5 inches shorter in length and 4.6 inches narrower.

Key Dimensions

Dimension	Audi Q8	Mercedes-Benz GLC-Class Coupe
Length	196.0"	187.6"
Width	79.0"	74.4"
Height	67.0"	63.5"
Wheelbase	118.0"	113.7"

Features Comparison

Safety

Feature	Audi	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	✓	✓
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	✓	✓
Headlight Washers	✓	—
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	✓	✓
Driver Attention Alert	—	✓
Brake Drying	—	✓
Brake Preparation System	—	✓
Adaptive Headlights	—	✓
Front Power Adjustable Headrests	—	✓

Engine

Feature	Audi	Mercedes-Benz
Base Engine Displacement	3.0 L	2.0 L
Number of Cylinders	V6	inline 4
Base Engine Type	mild hybrid	mild hybrid
Horsepower	335 hp	255 hp @ 5800 rpm
Torque	369 lb-ft	295 lb-ft @ 2000 rpm
Number of Valves	24	16
Camshaft Type	Double overhead cam (DOHC)	Double overhead cam (DOHC)
Variable Valve Timing	Variable	Variable
Fuel Injection Type	✓	✓

Drive Train

Feature	Audi	Mercedes-Benz
Transmission Type	8-speed shiftable automatic	9-speed shiftable automatic
Drivetrain Type	all wheel drive	all wheel drive
Center Differential Type	Limited Slip	Limited Slip
Hill Descent Control	✓	✓

Fuel

Feature	Audi	Mercedes-Benz
Fuel Type	premium unleaded (required)	premium unleaded (required)
EPA Fuel Economy (City/Highway)	17/23 MPG	23/31 MPG
EPA Fuel Economy (Combined)	19 MPG	26 MPG
EPA Driving Range (City/Highway)	382.5/517.5 mi.	400.2/539.4 mi.
Fuel Tank Capacity	22.5 gal.	17.4 gal.

Comfort & Convenience

Feature	Audi	Mercedes-Benz
Push Button Start	✓	✓
Power Tilt and Telescopic Steering Wheel	✓	✓
Transmission Controls on Steering Wheel	✓	✓
Audio Controls on Steering Wheel	✓	✓
Electric Power Steering	✓	✓
Rear View Camera	✓	✓
Front Parking Sensors	✓	✓
Rear Parking Sensors with Side Sensing	✓	—
Adaptive Cruise Control	✓	—
Universal Remote Transmitter	✓	✓
Front Cupholders	✓	✓
Rear Cupholders	✓	✓
Front Door Pockets	✓	✓
Rear Door Pockets	✓	✓
Front Seatback Storage	✓	✓
Leather Steering Wheel	✓	✓
Three Zone Climate Control	✓	—
Rear Ventilation Ducts with Fan Control	✓	—
Interior Air Filtration	✓	✓
Dual Vanity Mirrors	✓	✓
Auto-Dimming Rearview Mirror	✓	✓
Turn Signal Indicators in Mirrors	✓	✓
Cruise Control on Steering Wheel	—	✓
Front View Camera	—	✓
Side View Camera	—	✓
Rear Parking Sensors	—	✓
Automatic Parking Assist	—	✓
Wireless Charging Pad	—	✓
Cruise Control	—	✓
Overhead Console with Storage	—	✓
Dual Zone Climate Control	—	✓
Rear Ventilation Ducts	—	✓

In Car Entertainment

Feature	Audi	Mercedes-Benz
Infotainment Display	10.1 in	11.9 in
AM/FM Stereo	✓	✓
Stereo Power	180W	—
Speaker System	10	—
Android Auto (Wireless)	✓	✓
Apple CarPlay (Wireless)	✓	✓
USB Port	✓	✓
USB Port with External Media Control	✓	✓
Satellite Radio	✓	✓
Satellite Radio Trial Period	3 months	6 months
Speed Sensitive Volume Control	✓	✓

Power Feature

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

Frontseats

Feature	Audi	Mercedes-Benz
Front Head Room	37.1 in.	38.9 in.
Front Leg Room	41.6 in.	40.8 in.
Front Shoulder Room	59.5 in.	57.3 in.
Seat Material: Leather	✓	—
Front Seat Type: Bucket	✓	✓
Driver Seat Power Adjustments	8-way	10-way
Driver Seat Height Adjustment	✓	✓
Driver Seat Lumbar Support	Power	Power
Driver Seat Memory Settings	2	3
Passenger Seat Power Adjustments	8-way	10-way
Passenger Seat Height Adjustment	✓	✓
Driver Seat Heating	Multi-level	Multi-level
Passenger Seat Heating	Multi-level	Multi-level
Seat Material: Leatherette	—	✓
Driver Seat Thigh Extension	—	✓
Passenger Seat Lumbar Support	—	Power
Passenger Seat Thigh Extension	—	✓
Passenger Seat Memory Settings	—	3

Rearseats

Feature	Audi	Mercedes-Benz
Rear Head Room	38.1 in.	38.3 in.
Rear Leg Room	40.2 in.	37.2 in.
Rear Shoulder Room	58.5 in.	56.5 in.
Split-Folding Rear Seatback	✓	✓
Reclining Rear Seats	✓	✓
Folding Center Armrest	✓	✓

Tires and Wheels

Feature	Audi	Mercedes-Benz
Wheel Finish	Painted Alloy	—
Wheel Size	21 in	19 x 8.0 in
Tire Type	All Season	All Season
Tire Size	285/45R21	235/55R19
Spare Tire Type	Temporary	Temporary
Spare Tire Location	Inside Mounted	Inside Mounted
Wheel Material	—	Alloy

Suspension

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

Warranty

Feature	Audi	Mercedes-Benz
Basic Warranty	4 yr./ 50000 mi.	4 yr./ 50000 mi.
Drivetrain Warranty	4 yr./ 50000 mi.	4 yr./ 50000 mi.
Corrosion/Rust Warranty	12 yr./ unlimited mi.	4 yr./ 50000 mi.
Roadside Assistance	4 yr./ unlimited mi.	4 yr./ 50000 mi.
Hybrid Component Warranty	—	6 yr./ 62000 mi.

Frequently Asked Questions

Common questions about comparing the 2025 Audi Q8 and 2025 Mercedes-Benz GLC-Class Coupe.

How significant is the power difference between the 2025 Audi Q8 and the GLC Coupe?

The difference is pronounced: the Audi Q8 packs 335 hp, giving it a substantial 80 horsepower advantage over the Mercedes-Benz GLC-Class Coupe’s 255 hp. This difference will be immediately noticeable during aggressive highway passing or spirited driving.

Is the Audi Q8’s higher price justified by practicality features like cargo space?

For sheer volume, yes; the Q8 provides 33.7 cu ft of cargo capacity, which is over 14 cu ft more than the GLC Coupe’s 19.2 cu ft. However, this extra space comes with a steep $15,100 higher MSRP.

Which vehicle will save me more money on fuel annually?

The 2025 Mercedes-Benz GLC-Class Coupe is the clear efficiency champion, delivering 26 MPG combined compared to the Q8's 19 MPG. This 7 MPG advantage translates to significant savings, especially since both require premium unleaded fuel.

How do the transmissions compare for driving feel in these two AWD crossovers?

The GLC Coupe utilizes a 9-speed shiftable automatic, potentially offering smoother, quicker shifts to keep the powerband optimized. The Q8 uses a slightly older 8-speed automatic, paired with its higher torque output of 369 lb-ft.

If I need better city mileage, which luxury crossover should I consider?

The Mercedes-Benz GLC-Class Coupe provides noticeably better city driving economy at 23 MPG versus the Audi Q8’s 17 MPG. This makes the GLC Coupe a less frequent visitor to the gas pump during stop-and-go traffic.

Does the size difference affect how easily these vehicles can navigate tight city streets?

Yes, the GLC Coupe is substantially smaller, measuring 187.6 inches long and 74.4 inches wide. The Q8 is nearly 8.4 inches longer and 4.6 inches wider, making the smaller Mercedes easier to parallel park and maneuver.