Used Audi A6 for Sale nearMonticello, WI

How much does the Audi A6 cost in today's market?

Used Audi A6 prices span a wide range depending on model year. Here's what the market looks like right now:

The Audi A6's current nationwide average price is $26,066, and its lowest point over the past year was $21,967. Recently, prices have come down for the 2023, 2024, and 2025 models, making now a good time to shop recent model years.

Is the Audi A6 a good car?

Yes — the Audi A6 is a strong pick if you want a luxury sedan that blends comfort, technology, and confident road manners. The all-generations owner rating is 4.6/5 across every model year in the data.

Owners consistently praise the A6 for its comfortable interiors, powerful engines, and smooth handling. Across the model years, the car also earns repeat praise for its advanced technology and premium feel, which helps it stand out as a refined long-distance cruiser.

Expert reviews rate the 2019 and 2026 models among the highest across all years.

The main trade-offs called out in recent expert reviews are the infotainment system, interior materials, and overall refinement, especially in newer models where the driving experience and cabin execution draw the most criticism.

35.3% of listings are priced as good or great deals.

Are Audi A6 models reliable?

Owners and experts consistently praise the A6 for its comfortable ride, strong performance, and upscale cabin experience. The model also earns repeated approval for its technology and all-weather confidence, which helps it feel well-rounded across many years.

• Owners rate the Audi A6 between 3.9 and 5 out of 5 stars across all model years in the data.

For used buyers, long-term ownership risk is most tied to maintenance and repair costs, so a well-documented service history matters a lot.

What should I look for when buying a used Audi A6?

Across all model years, accident-free inventory is solid at 76.2% — always verify the vehicle history report.

Older model years carry meaningfully higher accident rates, so always verify the vehicle history report on pre-2020 models.

Key things to evaluate:

• Safety package: adaptive cruise control, forward-collision warning, automatic emergency braking, rear cross-traffic alert, blind-spot monitors, traffic-sign recognition, parking sensors, and lane-departure warning
• Infotainment: standard wireless Apple CarPlay and Android Auto
• Fuel efficiency: EPA-rated 23 mpg combined (20 mpg city, 29 mpg highway)

Which Audi A6 trim should I buy?

The 2026 Audi A6 offers these trims:

• Premium: the base A6 Premium starts at $65,395 and includes 19-inch wheels with all-season run-flat tires; it suits you if you want the entry point into the redesigned A6 with the core powertrain and standard all-wheel drive.
• Premium Plus: starts at $68,795 and adds adaptive cruise assist with automated lane centering and a 360-degree camera system; this is the best-value trim if you want the strongest mix of equipment and price.
• Prestige: starts at $72,695 and adds adaptive air suspension, with the available Sport Plus Package bringing a sport rear differential, rear-axle steering, and 21-inch wheels with summer tires for a more performance-focused setup.

What Audi A6 do most buyers choose?

The Audi A6 years with the most listings are 2018, 2025, and 2019.

Higher-volume years usually give you more shopping choice, which can make it easier to compare condition, mileage, and pricing. They also tend to be the years where you can find a broader mix of deals and equipment combinations.

What is the Audi A6's resale value?

Most model years in the table are down year over year, and several recent years show especially steep drops. That pattern can work in your favor as a used buyer because it opens up more room for value shopping. The smallest changes are clustered among the older model years, which suggests those cars have been moving more steadily.

The 2016, 2015, and 2014 model years have held their value best, with the smallest year-over-year price changes.

Is the Audi A6 safe?

• 2026: 6/10
• 2019: 10/10

The 2026 A6 comes standard with adaptive cruise control, forward-collision warning, automatic emergency braking, rear cross-traffic alert, blind-spot monitors, traffic-sign recognition, parking sensors, and lane-departure warning.

For the safest used buy, the 2019 model posts the highest confirmed score of 10/10.

Should I buy a used Audi A6 now or wait for the next model?

Buy now if:

• Price trend: The 2025 model is at −13.76% versus a year ago, and the 2024 model is at −17.85%.
• Deal availability: The 2025 model has 35.3% good and great deals, and the 2024 model has 37%.
• Sweet-spot year: The 2018 model has the most listings at a current average price of $16,229. The Audi A6 offers a comfortable cabin, strong long-distance composure, and a premium feel that suits everyday driving.

Consider waiting if:

• Powertrain/efficiency: The latest A6 uses a turbocharged 3.0-liter V6, a seven-speed dual-clutch transmission, and standard quattro all-wheel drive, with 362 horsepower and 406 pound-feet of torque.
• Tech: The latest A6 brings a standard 11.9-inch digital instrument cluster, a 14.5-inch touchscreen, standard wireless Apple CarPlay and Android Auto, and an optional 10.9-inch front-passenger touchscreen.
• Safety: The latest A6 adds adaptive cruise assist with automated lane centering and a 360-degree camera system on Premium Plus and Prestige trims.
• Starting price: $65,395

If you're buying used today, the 2018 model year offers the best mix of value and availability. If you want the latest tech and features, it may be worth waiting for the next model year's inventory to build up.

How does the 2019 Audi A6 compare to the 2019 BMW 5 Series?

These recommendations are based on CarGurus' proprietary market data from October 27, 2026, CarGurus experts' opinions, and generative AI.