2025 Audi RS Q8 vs 2025 Mercedes-Benz Amg Gt

$136,200 · Crossover

$101,100 · Wagon

Comparison Overview

Choosing between the 2025 Audi RS Q8 and the 2025 Mercedes-Benz AMG GT often comes down to power versus practical sensibility. If raw performance is your priority, the RS Q8 delivers a staggering 631 hp and 627 lb-ft of torque, making it the undisputed speed king here, though it demands a steep $136,200 price tag. Conversely, the AMG GT saves you a significant $35,100 upfront, priced at $101,100, while offering superior efficiency with a combined 21 MPG compared to the Audi's 16 MPG. However, this efficiency comes at the cost of nearly 270 horsepower, as the AMG GT manages 362 hp. While the RS Q8 offers more hauling capability at 33 cu ft of cargo space, the AMG GT remains slightly longer at 199.0 inches versus the Q8's 197.7 inches, despite being much lower to the ground at 57.3 inches.

Size Comparison

Performance

Fuel Efficiency

Full Specifications

Our Verdicts

🚗 Best for Commuters

2025 Mercedes-Benz Amg Gt

The Mercedes-Benz AMG GT wins for commuting due to its better 21 combined MPG, leading to fewer stops at the premium pump.

👨‍👩‍👧‍👦 Best for Families

2025 Audi RS Q8

The 2025 Audi RS Q8 provides significantly more utility for families, boasting 33 cu ft of cargo capacity compared to the AMG GT's 16.1 cu ft.

🏎️ Best for Enthusiasts

2025 Audi RS Q8

Enthusiasts will overwhelmingly prefer the Audi RS Q8 for its massive power advantage, putting out 631 hp versus the AMG GT's 362 hp.

💰 Best Value

2025 Mercedes-Benz Amg Gt

The AMG GT presents much better value by saving buyers $35,100 on the MSRP while providing notably better fuel economy.

Choose the Audi RS Q8 if...

You demand blistering acceleration and performance, benefiting from the 631 hp and 627 lb-ft of torque.
Your family requires maximum interior space, utilizing the generous 33 cu ft of available cargo capacity.
You prioritize the commanding road presence that comes with the taller Crossover body style (67.5 inches high).

Choose the Mercedes-Benz Amg Gt if...

You want to keep the initial purchase price significantly lower, saving $35,100 off the MSRP.
Fuel efficiency matters to you, as the AMG GT achieves 21 combined MPG versus the RS Q8's 16 MPG.
You prefer a lower ride height and a vehicle that leans toward the Wagon form factor (57.3 inches high).

Key Dimensions

Dimension	Audi RS Q8	Mercedes-Benz Amg Gt
Length	197.7"	199.0"
Width	79.0"	76.9"
Height	67.5"	57.3"
Wheelbase	117.9"	116.2"

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

Engine

Feature	Audi	Mercedes-Benz
Base Engine Displacement	4.0 L	3.0 L
Number of Cylinders	V8	inline 6
Base Engine Type	mild hybrid	mild hybrid
Horsepower	631 hp	362 hp @ 5500 rpm
Torque	627 lb-ft	369 lb-ft @ 1800 rpm
Number of Valves	32	24
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
[object Object]	✓	—
[object Object]	✓	—
Hill Descent Control	✓	—
[object Object]	—	✓
[object Object]	—	✓

Fuel

Feature	Audi	Mercedes-Benz
Fuel Type	premium unleaded (required)	premium unleaded (required)
EPA Fuel Economy (City/Highway)	14/20 MPG	19/24 MPG
EPA Fuel Economy (Combined)	16 MPG	21 MPG
EPA Driving Range (City/Highway)	315.0/450.0 mi.	400.9/506.4 mi.
Fuel Tank Capacity	22.5 gal.	21.1 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	✓	✓
Front View Camera	✓	✓
Side View Camera	✓	✓
Rear View Camera	✓	✓
Front Parking Sensors	✓	✓
Rear Parking Sensors with Side Sensing	✓	—
Wireless Charging Pad	✓	✓
Adaptive Cruise Control	✓	—
Universal Remote Transmitter	✓	✓
Front Cupholders	✓	✓
Rear Cupholders	✓	✓
Front Door Pockets	✓	✓
Rear Door Pockets	✓	✓
Front Seatback Storage	✓	✓
Leather Steering Wheel	✓	✓
Heated Steering Wheel	✓	—
Four 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	—	✓
Rear Parking Sensors	—	✓
Automatic Parking Assist	—	✓
Cruise Control	—	✓
Dual Zone Climate Control	—	✓
Rear Ventilation Ducts	—	✓
Sun Sensor	—	✓

In Car Entertainment

Feature	Audi	Mercedes-Benz
Infotainment Display	10.1 in	12.3 in
AM/FM Stereo	✓	✓
Premium Brand Speakers	Bang & Olufsen	—
Stereo Power	730W	640W
Speaker System	17	14
Surround Audio	Discrete	Discrete
Android Auto (Wireless)	✓	✓
Apple CarPlay (Wireless)	✓	✓
USB Port	✓	✓
USB Port with External Media Control	✓	✓
Satellite Radio	✓	✓
Satellite Radio Trial Period	3 months	6 months
Premium Brand Stereo System	—	Burmester
Premium Speaker Brand	—	Burmester
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
Keyless Entry	✓	✓
Heated Mirrors	✓	✓

Frontseats

Feature	Audi	Mercedes-Benz
Front Head Room	37.1 in.	40.8 in.
Front Leg Room	41.3 in.	41.7 in.
Front Shoulder Room	59.5 in.	57.8 in.
Seat Material: Premium Leather	✓	—
Front Seat Type: Sport	✓	—
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	✓	✓
Passenger Seat Lumbar Support	Power	Power
Passenger Seat Memory Settings	2	3
Driver Seat Heating	Multi-level	Multi-level
Passenger Seat Heating	Multi-level	Multi-level
Driver Seat Ventilation	✓	—
Passenger Seat Ventilation	✓	—
Seat Material: Leatherette/Sueded Microfiber	—	✓
Front Seat Type: Bucket	—	✓
Driver Seat Thigh Extension	—	✓
Passenger Seat Thigh Extension	—	✓

Rearseats

Feature	Audi	Mercedes-Benz
Rear Head Room	38.1 in.	38.2 in.
Rear Leg Room	40.2 in.	—
Rear Shoulder Room	58.4 in.	57.2 in.
Split-Folding Rear Seatback	✓	—
Reclining Rear Seats	✓	—
Folding Center Armrest	✓	—

Tires and Wheels

Feature	Audi	Mercedes-Benz
Wheel Material	Alloy	Alloy
Wheel Diameter	22 in	—
Tire Type	Performance	Performance
Tire Size	295/40R22	285/40R19
Wheel Size	—	19 x 11.0 in.

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 RS Q8 and 2025 Mercedes-Benz Amg Gt.

What is the real-world fuel economy difference between these two models?

The Mercedes-Benz AMG GT offers a 5 MPG advantage overall, achieving 21 combined MPG (19 City/24 Highway), while the Audi RS Q8 is rated at only 16 combined MPG (14 City/20 Highway). This difference translates to noticeable yearly fuel costs savings favoring the AMG GT.

How much more cargo space does the Audi RS Q8 offer?

The Audi RS Q8 is the more practical hauler, providing 33 cu ft of cargo capacity behind the second row. In contrast, the AMG GT wagon style only offers 16.1 cu ft, meaning the Audi has more than double the standard storage volume.

Is the difference in horsepower significant for daily driving?

Yes, the 269 hp gap is substantial; the Audi RS Q8 boasts 631 hp, whereas the AMG GT produces 362 hp. While the AMG GT is perfectly quick, the Audi offers extreme power reserves for enthusiasts and aggressive driving scenarios.

Which vehicle is substantially more expensive to purchase initially?

The 2025 Audi RS Q8 carries an MSRP of $136,200, making it $35,100 more expensive than the 2025 Mercedes-Benz AMG GT, which starts at $101,100.

Are both vehicles AWD and do they use the same fuel type?

Yes, both the Audi RS Q8 and the Mercedes-Benz AMG GT come standard with All-Wheel Drive capability. Furthermore, both high-performance vehicles strictly require premium unleaded fuel for operation.

How do their physical dimensions affect their look and maneuverability?

The Audi RS Q8 is significantly taller at 67.5 inches, giving it an SUV stance, while the AMG GT is much lower at 57.3 inches, resembling a sporty wagon. The RS Q8 is also slightly wider at 79.0 inches compared to the AMG GT's 76.9 inches.