2025 Audi RS 6 vs 2025 Mercedes-Benz Amg Gt

$126,600 · Wagon

$101,100 · Wagon

Comparison Overview

The most significant numerical divergence between the 2025 Audi RS 6 and the 2025 Mercedes-Benz AMG GT lies in output, where the Audi commands a substantial 259 horsepower advantage, producing 621 hp to the Mercedes' 362 hp, alongside 627 lb-ft of torque versus 369 lb-ft. This performance disparity comes with a $25,500 MSRP premium for the RS 6 ($126,600 vs $101,100). Fuel economy metrics clearly favor the AMG GT, achieving a combined 21 MPG compared to the RS 6's 17 MPG rating, specifically due to better highway efficiency (24 MPG vs 21 MPG). Dimensionally, both vehicles are closely matched, though the RS 6 offers nearly double the utility with 30 cu ft of cargo capacity compared to the AMG GT’s 16.1 cu ft. Transmission differences also exist, with the RS 6 using an 8-speed automatic while the AMG GT utilizes a 9-speed unit.

Size Comparison

Performance

Fuel Efficiency

Full Specifications

Our Verdicts

🚗 Best for Commuters

2025 Mercedes-Benz Amg Gt

The 2025 Mercedes-Benz AMG GT is superior for daily commuting due to its better fuel economy, achieving 21 combined MPG versus the Audi's 17 MPG.

👨‍👩‍👧‍👦 Best for Families

2025 Audi RS 6

The 2025 Audi RS 6 is the better family hauler, offering 30 cu ft of cargo capacity, substantially more than the AMG GT's 16.1 cu ft.

🏎️ Best for Enthusiasts

2025 Audi RS 6

The 2025 Audi RS 6 is the enthusiast's choice, delivering significantly higher performance figures with 621 hp and 627 lb-ft of torque.

💰 Best Value

2025 Mercedes-Benz Amg Gt

The 2025 Mercedes-Benz AMG GT provides better value, costing $25,500 less than the Audi while still delivering AWD capability.

Choose the Audi RS 6 if...

Maximum acceleration and straight-line speed are the highest priority, given its 621 hp output.
Substantial cargo volume is required, as the RS 6 provides 30 cu ft versus 16.1 cu ft.
The owner demands the highest torque figure, rated at 627 lb-ft.

Choose the Mercedes-Benz Amg Gt if...

Fuel efficiency is a key metric, as the AMG GT achieves 21 combined MPG.
The lower entry price of $101,100 is preferable to the RS 6's $126,600 MSRP.
A slightly taller ride height (57.3 inches vs 58.6 inches) is desired for ingress/egress.

Key Dimensions

Dimension	Audi RS 6	Mercedes-Benz Amg Gt
Length	196.7"	199.0"
Width	76.8"	76.9"
Height	58.6"	57.3"
Wheelbase	115.3"	116.2"

Features Comparison

Safety

Feature	Audi	Mercedes-Benz
Lane Departure Warning	✓	—
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 Integrated Headrests	✓	—
Rear Headrests	3	2
Rear Height Adjustable Headrests	✓	—
Rear Center 3-Point Seatbelt	✓	—
Anti-Theft Alarm System (Remote)	✓	✓
Engine Immobilizer	✓	✓
Blind Spot Monitor	—	✓
Rear Cross Traffic Alert	—	✓
Driver Attention Alert	—	✓
Brake Drying	—	✓
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	621 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]	✓	—
[object Object]	—	✓
[object Object]	—	✓

Fuel

Feature	Audi	Mercedes-Benz
Fuel Type	premium unleaded (required)	premium unleaded (required)
EPA Fuel Economy (City/Highway)	14/21 MPG	19/24 MPG
EPA Fuel Economy (Combined)	17 MPG	21 MPG
EPA Driving Range (City/Highway)	270.2/405.3 mi.	400.9/506.4 mi.
Fuel Tank Capacity	19.3 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	✓	✓
Wireless Charging Pad	✓	✓
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	—	✓
Automatic Parking Assist	—	✓
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	—
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
Stereo Power	—	640W
Speaker System	—	14
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	38.3 in.	40.8 in.
Front Leg Room	41.3 in.	41.7 in.
Front Shoulder Room	57.8 in.	57.8 in.
Seat Material: Premium Leather	✓	—
Front Seat Type: Sport	✓	—
Driver Seat Power Adjustments	10-way	10-way
Driver Seat Height Adjustment	✓	✓
Driver Seat Lumbar Support	Power	Power
Driver Seat Memory Settings	2	3
Passenger Seat Power Adjustments	10-way	10-way
Passenger Seat Height Adjustment	✓	✓
Passenger Seat Lumbar Support	Power	Power
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	—	✓
Passenger Seat Memory Settings	—	3

Rearseats

Feature	Audi	Mercedes-Benz
Rear Head Room	39.5 in.	38.2 in.
Rear Leg Room	37.4 in.	—
Rear Shoulder Room	56.5 in.	57.2 in.
Split-Folding Rear Seatback	✓	—
Folding Rear Seat Feature	✓	—
Pass-Thru Center Armrest	✓	—

Tires and Wheels

Feature	Audi	Mercedes-Benz
Wheel Material	Alloy	Alloy
Wheel Size	21 in	19 x 11.0 in.
Tire Type	Performance	Performance
Tire Size	275/35R21	285/40R19

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 6 and 2025 Mercedes-Benz Amg Gt.

What is the difference in power output between the two wagons?

The 2025 Audi RS 6 is significantly more powerful, boasting 621 horsepower and 627 lb-ft of torque. The 2025 Mercedes-Benz AMG GT produces 362 horsepower and 369 lb-ft of torque, representing a 259 hp difference.

How does the cargo capacity compare for hauling needs?

The Audi RS 6 offers superior utility with 30 cubic feet of cargo space. Conversely, the Mercedes-Benz AMG GT provides only 16.1 cubic feet, making the Audi the clear choice for maximizing cargo volume.

Which vehicle offers better fuel economy for daily driving?

The Mercedes-Benz AMG GT is the more efficient option, achieving 21 combined MPG (19 city/24 highway). The Audi RS 6 lags behind with a combined rating of 17 MPG (14 city/21 highway).

What is the exact MSRP difference between the 2025 RS 6 and the AMG GT?

The 2025 Audi RS 6 has an MSRP of $126,600, while the 2025 Mercedes-Benz AMG GT is priced at $101,100. This results in a direct price disparity of $25,500.

Are there differences in the drivetrain or transmission systems?

Both vehicles utilize all-wheel drive, but the Audi RS 6 is equipped with an 8-speed shiftable automatic transmission. The AMG GT uses a different setup, featuring a 9-speed shiftable automatic transmission.