2025 Audi A6 allroad vs 2025 INFINITI QX55

$70,500 · Wagon

$50,150 · Crossover

Comparison Overview

So, you are stuck deciding between refined luxury and accessible versatility? The 2025 Audi A6 allroad brings serious power with 335 hp and 369 lb-ft of torque, easily besting the INFINITI QX55's 268 hp. However, the nearly $20,350 price gap is the elephant in the room, as the QX55 starts at just $50,150 compared to the Audi's $70,500 MSRP. Both achieve the same 25 MPG combined, though the Audi demands premium fuel while the QX55 only recommends it. While the QX55 is slightly taller at 63.8 inches, the A6 allroad offers marginally more usable space with 30 cu ft of cargo capacity versus the INFINITI's 26.9 cu ft. Ultimately, the choice boils down to whether you prioritize Audi's high-output engineering or the QX55's upfront savings.

Size Comparison

Performance

Fuel Efficiency

Full Specifications

Our Verdicts

🚗 Best for Commuters

2025 Audi A6 allroad

The Audi A6 allroad provides superior refinement and performance credentials for daily driving, despite requiring premium fuel.

👨‍👩‍👧‍👦 Best for Families

2025 Audi A6 allroad

The A6 allroad wins slightly due to its 30 cu ft cargo capacity, which is more generous than the QX55's 26.9 cu ft.

🏎️ Best for Enthusiasts

2025 Audi A6 allroad

The Audi’s 335 hp and 369 lb-ft of torque offer significantly more performance hardware than the QX55's output.

💰 Best Value

2025 INFINITI QX55

The INFINITI QX55 offers an immediate savings of over $20,000 while matching the Audi on combined fuel economy.

Choose the Audi A6 allroad if...

You require the extra performance delivered by the 335 hp engine and standard AWD setup.
Your budget accommodates the $70,500 MSRP and the mandatory premium unleaded fuel requirement.
You prefer the traditional, sure-footed feel of the A6 allroad's 194.9-inch wagon platform.

Choose the INFINITI QX55 if...

Saving over $20,000 upfront is a primary concern, as the QX55 starts at $50,150.
You prefer the marginally taller ride height (63.8 inches) inherent in a crossover design.
You want good efficiency without being forced to buy premium fuel, as it is only recommended.

Key Dimensions

Dimension	Audi A6 allroad	INFINITI QX55
Length	194.9"	186.3"
Width	74.9"	74.9"
Height	58.9"	63.8"
Wheelbase	115.2"	110.2"

Features Comparison

Safety

Feature	Audi	INFINITI
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 Multi-Adjustable Headrests	✓	—
Rear Headrests	3	3
Rear Height Adjustable Headrests	✓	✓
Rear Center 3-Point Seatbelt	✓	✓
Anti-Theft Alarm System (Remote)	✓	✓
Engine Immobilizer	✓	✓
Blind Spot Monitor	—	✓
Lane Keeping Assist System	—	✓
Rear Cross Traffic Alert	—	✓
Front Fog Lights	—	✓
Front Height Adjustable Headrests	—	✓

Engine

Feature	Audi	INFINITI
Base Engine Displacement	3.0 L	2.0 L
Number of Cylinders	V6	inline 4
Base Engine Type	mild hybrid	gas
Horsepower	335 hp @ 6100 rpm	268 hp @ 5600 rpm
Torque	369 lb-ft @ 1400 rpm	280 lb-ft @ 4800 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	INFINITI
Transmission Type	7-speed automated manual	continuously variable-speed automatic
Drivetrain Type	all wheel drive	all wheel drive
Center Differential Type	Limited Slip	Limited Slip
Hill Descent Control	✓	—

Fuel

Feature	Audi	INFINITI
Fuel Type	premium unleaded (required)	premium unleaded (recommended)
EPA Fuel Economy (City/Highway)	22/30 MPG	22/28 MPG
EPA Fuel Economy (Combined)	25 MPG	25 MPG
EPA Driving Range (City/Highway)	424.6/579.0 mi.	352.0/448.0 mi.
Fuel Tank Capacity	19.3 gal.	16.0 gal.

Comfort & Convenience

Feature	Audi	INFINITI
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	✓	✓
Cargo Floor Mats	✓	—
Cruise Control on Steering Wheel	—	✓
Adaptive Cruise Control	—	✓
Dual Zone Climate Control	—	✓
Rear Ventilation Ducts	—	✓

In Car Entertainment

Feature	Audi	INFINITI
Infotainment Display	10.1 in	8.0 in
AM/FM Stereo	✓	✓
Premium Brand Speakers	Bang & Olufsen	—
Stereo Power	705W	—
Speaker System	16	6
Subwoofer Count	1	—
Surround Audio	Discrete	—
Android Auto (Wireless)	✓	—
Apple CarPlay (Wireless)	✓	—
USB Port	✓	✓
USB Port with External Media Control	✓	✓
Satellite Radio	✓	✓
Satellite Radio Trial Period	3 months	3 months
Speed Sensitive Volume Control	✓	—
Android Auto (Wired)	—	✓
Apple CarPlay (Wired)	—	✓

Power Feature

Feature	Audi	INFINITI
One-Touch Power Windows	4	4
Moonroof Type	1st Row Power Glass Extended	1st Row Power Glass
Keyless Entry	✓	✓
Heated Mirrors	✓	✓
Reverse Tilt Dual Mirrors	—	✓

Frontseats

Feature	Audi	INFINITI
Front Head Room	38.3 in.	39.9 in.
Front Leg Room	41.3 in.	39.6 in.
Front Shoulder Room	57.8 in.	57.9 in.
Seat Material: Leather	✓	✓
Front Seat Type: Bucket	✓	✓
Driver Seat Power Adjustments	8-way	8-way
Driver Seat Height Adjustment	✓	✓
Driver Seat Lumbar Support	Power	Power
Driver Seat Memory Settings	2	2
Passenger Seat Power Adjustments	8-way	8-way
Passenger Seat Height Adjustment	✓	✓
Driver Seat Heating	Multi-level	Multi-level
Passenger Seat Heating	Multi-level	Multi-level
Driver Seat Ventilation	✓	—
Passenger Seat Ventilation	✓	—
Front Hip Room	—	55.6 in.

Rearseats

Feature	Audi	INFINITI
Rear Head Room	39.5 in.	36.9 in.
Rear Leg Room	37.4 in.	38.7 in.
Rear Shoulder Room	56.5 in.	57.1 in.
Split-Folding Rear Seatback	✓	✓
Folding Rear Seat Feature	✓	—
Pass-Thru Center Armrest	✓	—
Heated Rear Seats (Multi-Level)	✓	—
Rear Hip Room	—	53.8 in.
Reclining Rear Seats	—	✓
Folding Center Armrest	—	✓

Tires and Wheels

Feature	Audi	INFINITI
Wheel Material	Alloy	—
Wheel Diameter	20 in.	20 in.
Tire Type	All Season	—
Tire Size	245/45R20	255/45R20
Spare Tire Type	Temporary	—
Spare Tire Location	Inside Mounted	—
Wheel Finish	—	Painted Alloy
Run Flat Tires	—	✓

Suspension

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

Warranty

Feature	Audi	INFINITI
Basic Warranty	4 yr./ 50000 mi.	4 yr./ 60000 mi.
Drivetrain Warranty	4 yr./ 50000 mi.	6 yr./ 70000 mi.
Corrosion/Rust Warranty	12 yr./ unlimited mi.	7 yr./ unlimited mi.
Roadside Assistance	4 yr./ unlimited mi.	4 yr./ 60000 mi.
Complimentary Scheduled Maintenance	—	3 yr./ 22500 mi.

Frequently Asked Questions

Common questions about comparing the 2025 Audi A6 allroad and 2025 INFINITI QX55.

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

Both vehicles officially achieve 25 MPG combined, but the Audi A6 allroad mandates premium fuel for its 335 hp engine, whereas the INFINITI QX55 only recommends it for its 268 hp setup, affecting long-term running costs.

Which vehicle is physically larger and easier to maneuver in tight city spots?

The Audi A6 allroad is longer at 194.9 inches, while the QX55 is shorter at 186.3 inches, making the INFINITI theoretically easier to parallel park; however, both share the exact same width of 74.9 inches.

Is the performance gap between these two vehicles significant?

Yes, the Audi A6 allroad possesses a substantial 67 hp advantage, producing 335 hp versus the QX55's 268 hp, translating directly to faster acceleration potential.

How does the cargo space compare for road trips?

The Audi A6 allroad wins here with 30 cu ft of cargo space, beating the INFINITI QX55's 26.9 cu ft, giving the wagon a slight edge in hauling capacity.

What does the $20,350 price difference buy you in the Audi A6 allroad?

The price difference primarily pays for the significant power upgrade (335 hp vs 268 hp), a more advanced 7-speed automated manual transmission, and the prestige associated with the Audi badge.

Are the driving dynamics very different given the transmissions used?

Absolutely; the A6 allroad uses a performance-oriented 7-speed automated manual, whereas the QX55 employs a Continuously Variable Transmission (CVT), which will feel smoother but less engaging during hard acceleration.