2025 Mercedes-Benz Amg Gt vs 2026 Audi RS Q8

$101,100 · Wagon

$138,300 · Crossover

Comparison Overview

The 2025 Mercedes-Benz AMG GT arrives as a surprising performance wagon, thrilling purists with its accessible $101,100 starting MSRP and solid 362 hp output, balanced by an respectable 21 MPG combined rating. Contrast this with the monstrous 2026 Audi RS Q8, an imposing crossover boasting a commanding 631 hp and staggering 627 lb-ft of torque, although that performance commands a steep $138,300 price tag and a thirstier 16 MPG combined. The AMG GT offers leaner dimensions at 199.0 inches long, whereas the RS Q8 brings substantial utility with 33 cu ft of cargo capacity versus the AMG GT's tight 16.1 cu ft. While the AMG GT prioritizes driving engagement in a sleek, low-slung profile, the RS Q8 leans into sheer muscle and SUV practicality, demonstrating a massive 269 hp advantage over its competitor.

Size Comparison

Performance

Fuel Efficiency

Full Specifications

Our Verdicts

🚗 Best for Commuters

2025 Mercedes-Benz Amg Gt

The 2025 Mercedes-Benz AMG GT wins for commuters due to its superior fuel economy, achieving 21 MPG combined versus the RS Q8's 16 MPG.

👨‍👩‍👧‍👦 Best for Families

2026 Audi RS Q8

The 2026 Audi RS Q8 is the family choice because it offers substantially more utility with 33 cu ft of cargo capacity compared to the AMG GT's 16.1 cu ft.

🏎️ Best for Enthusiasts

2026 Audi RS Q8

The 2026 Audi RS Q8 dominates enthusiast desire with its brute force output of 631 hp and 627 lb-ft of torque.

💰 Best Value

2025 Mercedes-Benz Amg Gt

The 2025 Mercedes-Benz AMG GT provides a compelling performance package at $101,100, representing far better value than the nearly $37,200 more expensive RS Q8.

Choose the Mercedes-Benz Amg Gt if...

You prioritize fuel efficiency, benefiting from the AMG GT's 21 MPG combined rating.
You prefer a lower ride height and a sleeker wagon form factor (57.3 inches tall).
You want high performance without exceeding the $101,100 base MSRP.

Choose the Audi RS Q8 if...

Maximum acceleration is key, leveraging the RS Q8's substantial 269 hp advantage.
You need significant storage space, as the RS Q8 provides 33 cu ft of cargo area.
You are willing to pay $138,300 for the peak power figures of 631 hp and 627 lb-ft.

Key Dimensions

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

Features Comparison

Safety

Feature	Mercedes-Benz	Audi
Blind Spot Monitor	✓	✓
Rear Cross Traffic Alert	✓	✓
Driver Attention 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
Brake Drying	✓	—
Front Ventilated Disc Brakes	✓	—
Rear Ventilated Disc Brakes	✓	—
Brake Preparation System	✓	—
Brake Assist	✓	✓
Tire Pressure Monitoring System	✓	✓
Automatic Headlights	✓	✓
Headlight Delay-Off	✓	✓
LED Headlights	✓	✓
Adaptive Headlights	✓	—
Daytime Running Lights	✓	✓
Integrated Turn Signal Mirrors	✓	✓
Front Headrests	2	2
Front Power Adjustable Headrests	✓	—
Rear Headrests	2	3
Rear Integrated Headrests	✓	—
Anti-Theft Alarm System (Remote)	✓	✓
Engine Immobilizer	✓	✓
Lane Departure Warning	—	✓
Lane Keeping Assist System	—	✓
Dual Rear Side-Mounted Airbags	—	✓
Front Integrated Headrests	—	✓
Rear Height Adjustable Headrests	—	✓
Rear Center 3-Point Seatbelt	—	✓

Engine

Feature	Mercedes-Benz	Audi
Base Engine Displacement	3.0 L	4.0 L
Number of Cylinders	inline 6	V8
Base Engine Type	mild hybrid	mild hybrid
Horsepower	362 hp @ 5500 rpm	631 hp @ 6000 rpm
Torque	369 lb-ft @ 1800 rpm	627 lb-ft @ 2300 rpm
Number of Valves	24	32
Camshaft Type	Double overhead cam (DOHC)	Double overhead cam (DOHC)
Variable Valve Timing	Variable	Variable
Fuel Injection Type	✓	✓

Drive Train

Feature	Mercedes-Benz	Audi
Transmission Type	9-speed shiftable automatic	8-speed shiftable automatic
Drivetrain Type	all wheel drive	all wheel drive
[object Object]	✓	—
[object Object]	✓	—
[object Object]	—	✓
[object Object]	—	✓
Hill Descent Control	—	✓

Fuel

Feature	Mercedes-Benz	Audi
Fuel Type	premium unleaded (required)	premium unleaded (required)
EPA Fuel Economy (City/Highway)	19/24 MPG	14/20 MPG
EPA Fuel Economy (Combined)	21 MPG	16 MPG
EPA Driving Range (City/Highway)	400.9/506.4 mi.	315.0/450.0 mi.
Fuel Tank Capacity	21.1 gal.	22.5 gal.

Comfort & Convenience

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

In Car Entertainment

Feature	Mercedes-Benz	Audi
Infotainment Display	12.3 in	10.1 in
AM/FM Stereo	✓	✓
Premium Brand Stereo System	Burmester	—
Premium Speaker Brand	Burmester	—
Stereo Power	640W	730W
Speaker System	14	17
Surround Audio	Discrete	Discrete
Android Auto (Wireless)	✓	✓
Apple CarPlay (Wireless)	✓	✓
USB Port	✓	✓
USB Port with External Media Control	✓	✓
Satellite Radio	✓	✓
Satellite Radio Trial Period	6 months	3 months
Speed Sensitive Volume Control	✓	—
Premium Brand Speakers	—	Bang & Olufsen
Subwoofer Count	—	1

Power Feature

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

Frontseats

Feature	Mercedes-Benz	Audi
Front Head Room	40.8 in.	37.1 in.
Front Leg Room	41.7 in.	41.3 in.
Front Shoulder Room	57.8 in.	59.5 in.
Seat Material: Leatherette/Sueded Microfiber	✓	—
Front Seat Type: Bucket	✓	—
Driver Seat Power Adjustments	10-way	8-way
Driver Seat Height Adjustment	✓	✓
Driver Seat Lumbar Support	Power	Power
Driver Seat Thigh Extension	✓	—
Driver Seat Memory Settings	3	2
Passenger Seat Power Adjustments	10-way	8-way
Passenger Seat Height Adjustment	✓	✓
Passenger Seat Lumbar Support	Power	Power
Passenger Seat Thigh Extension	✓	—
Passenger Seat Memory Settings	3	2
Driver Seat Heating	Multi-level	Multi-level
Passenger Seat Heating	Multi-level	Multi-level
Seat Material: Premium Leather	—	✓
Front Seat Type: Sport	—	✓
Driver Seat Ventilation	—	✓
Passenger Seat Ventilation	—	✓

Rearseats

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

Tires and Wheels

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

Suspension

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

Warranty

Feature	Mercedes-Benz	Audi
Basic Warranty	4 yr./ 50000 mi.	4 yr./ 50000 mi.
Drivetrain Warranty	4 yr./ 50000 mi.	4 yr./ 50000 mi.
Hybrid Component Warranty	6 yr./ 62000 mi.	—
Corrosion/Rust Warranty	4 yr./ 50000 mi.	12 yr./ unlimited mi.
Roadside Assistance	4 yr./ 50000 mi.	4 yr./ unlimited mi.
Complimentary Scheduled Maintenance	—	3 yr./ 30000 mi.

Frequently Asked Questions

Common questions about comparing the 2025 Mercedes-Benz Amg Gt and 2026 Audi RS Q8.

What is the main performance difference between the 2025 AMG GT and the 2026 RS Q8?

The primary distinction is sheer output; the Audi RS Q8 produces an astonishing 631 hp, which significantly outguns the Mercedes-AMG GT’s 362 hp. This results in a difference of 269 horsepower favoring the RS Q8.

How much more expensive is the Audi RS Q8 compared to the Mercedes-AMG GT?

The 2026 Audi RS Q8 starts at $138,300, creating a significant $37,200 premium over the 2025 Mercedes-AMG GT's $101,100 MSRP.

Which vehicle offers better utility for carrying gear?

The 2026 Audi RS Q8 is the clear winner for utility, offering a massive 33 cu ft of cargo capacity. In contrast, the 2025 AMG GT wagon provides only 16.1 cu ft.

Does the difference in body style (Wagon vs. Crossover) impact fuel economy?

Yes, the lower, sleeker AMG GT wagon achieves 21 MPG combined, whereas the taller, heavier RS Q8 crossover sacrifices efficiency, achieving only 16 MPG combined.

Are both vehicles All-Wheel Drive and what are their transmissions?

Both vehicles utilize an All-Wheel Drive system, but they employ different transmissions; the AMG GT uses a 9-speed automatic, while the RS Q8 utilizes an 8-speed automatic.