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The Car Guide › Manufacturers › Audi › A6 › 2018

Audi A6

Year

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The Car Guide rating 4.0/5 81% Detailed ratings

Price $60,000 – $91,200 Payments

Fuel consumption 7.5 – 15.0 L/100km

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Audi’s midsize sedan, the A6, has undergone minor changes for 2018, including a few new colours. The entry-level engine is a 252-horsepower 2.0L four cylinder. Next up is the 340-horsepower 3.0L V6, followed by the very powerful S6 with its 450-horsepower 4.0L V8. All these cars come with quattro all-wheel drive and the automatic gearboxes have either seven or eight speeds depending on the version.

Tests and Features

All Audi A6 reviews

2026 Audi A6: It’s Not Just About the Electric Variant, Of Course

Porto, Portugal— The Audi A6 is a true luxury car even though it slots below the full-size A8 in the German automaker's portfolio. Now built on the Premium Platform Combustion (PPC), it continues to be available in four-door sedan and five-door wagon (Avant) body styles in Europe and other markets …April 8, 2025

2025 Audi S6 e-tron: Comfortably Powerful

Following in the footsteps of the Q6 e-tron, the A6 e-tron puts the manufacturer's PPE (Premium Platform Electric) to profit to propel Audi into the full-electric midsize luxury sedan segment. And in this era where SUVs multiply like there’s no tomorrow, being handed the keys to a “good old four-door” …December 2, 2024

Beware of These 60 Used Vehicles, Consumer Reports Warns

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2024 Audi RS6 Avant / RS7 Performance: More of Everything

St. Helena, California - Even though Audi is firmly committed to electrification, the company continues to develop its combustion-powered performance models. Doped up on steroids, the RS6 Avant and RS7 Sportback Performance are more powerful and more dynamic, and from the moment the engine is put to life, they assert …June 27, 2023

Four Generations of Audi RS 6 Celebrate Wicked Wagon’s 20 Years

Originally introduced in 2002, the Audi RS 6 Avant is a success story few people saw coming. Despite being sold in select markets only (North America merely got the first generation in sedan configuration), the wicked wagon has helped the brand make fans all around the globe. This year marks …July 25, 2022

Top 10 Most Powerful Vehicles With Four Cylinders

February 7, 2022

Road Tripping in a 2021 Audi RS 6 Avant

One silver lining in the COVID-19 pandemic is more opportunities to discover our beautiful country. This summer, I decided to explore some of the northern parts of Quebec through La Route des Baleines (Whale Route), which stretches along the St. Lawrence River from Tadoussac to Kegaska. My main destination was …August 24, 2021

10 Car Concepts Heading to Production Soon

2020 Audi RS 6 Avant: The Most Badass Wagon

Performance enthusiasts have been waiting for it for a long time, and now it’s about to go on sale in Canada. The 2020 Audi RS 6 Avant arrives next year as a sinister-looking, 590-horsepower wagon and a total badass. Out first drive took place in California’s Malibu area, a hotbed …November 27, 2019

Top 10 Cars with Highest Depreciation Rate

2019 Audi A6: Do-it-all Luxury Sedan

PORTO, Portugal – In a luxury brand’s lineup of vehicles, the midsize sedan might have one of the toughest jobs. It has to be sophisticated to justify a lofty price, but it can’t overshadow the full-size sedan as the technology benchmark. It has to perform better than the compact sedan …May 17, 2018

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All Audi A6 news

2026 Audi A6 Sedan Debuts With Sleek New Shape, V6 Only

Hot on the heels of the A6 Avant wagon, which The Car Guide recently got the opportunity to test drive on the roads of Portugal, the new generation of Audi ’s midsize car today debuts in classic four-door sedan configuration. The pictures you see here show the European model, but …April 15, 2025

Audi to Go Back to Old Naming System to Avoid More Confusion

Audi has generated plenty of confusion among shoppers with the gradual rollout of a new nomenclature based on odd numbers for ICE-powered models and even numbers for electric ones. For example, the next-generation A4 sedan was renamed A5 in order to make room for the upcoming all-electric A4. The German …February 3, 2025

Jacques Villeneuve’s Custom New Audi RS 6 Avant is Oh-So Pink

Retired Canadian driver Jacques Villeneuve, who’s turning 53 on Tuesday, is the proud new owner of a custom-built, pink-painted Audi RS 6 Avant that you won’t find anywhere else on the planet. The wagon was commissioned by the former F1 champion more than two years ago and configured by Audi …April 8, 2024

Wild 2025 Audi RS 6 GT to be Limited to 7 Units in Canada

We sure thought that the 621-horsepower RS 6 Performance we tested last year would be the ultimate expression of Audi’s wicked wagon, but as it turns out, it’s not. The company has just unveiled the new 2025 RS 6 GT, which will be limited to 660 units globally. This model …February 6, 2024

Audi to Rename Most of its Lineup Amidst EV Transition

The shift to electric vehicles comes with a major transformation of how the auto industry operates while also changing the habits of consumers and drivers. This includes vehicle names. Speaking to German newspaper Heilbronner Stimm a few days ago, Audi CEO Markus Duesmann explained that the current nomenclature will be …March 24, 2023

New Performance Pack Boosts Audi RS 6 Avant, RS 7 to 621 Horsepower

If you thought Audi was going to let its fearsome RS 6 Avant and RS 7 continue forward without any upgrades, you’re wrong. The company today announced that both models will be available in a new Performance trim. The highlight here is increased power from the twin-turbocharged 4.0-litre V8 engine. November 29, 2022

The Car Guide's Best Buys for 2022: Audi A6 and A7

Every year, The Car Guide unveils a list of Best Buys covering all the different vehicle categories in the industry. Sales of midsize luxury sedans haven’t dipped as much as those of more mainstream models, but these cars continue to be severely overshadowed by SUVs and crossovers. German automakers, once …June 12, 2022

Audi A6 e-tron Concept Makes Global Debut in Shanghai

The 2021 Shanghai Auto Show marks the world premiere of the new Audi A6 e-tron Concept, which signals the launch of a production model in 2022. The A6 e-tron sedan is based on the new Premium Platform Electric (PPE) architecture, which will also underpin the upcoming Q6 e-tron SUV as …April 19, 2021

This Audi RS6 Truckster Would Make Clark Griswold Madly Proud

It’s not the first time some tuning enthusiast transforms a car into a replica of the iconic Griswold family wagon from the 1983 movie National Lampoon’s Vacation . However, this one is certainly one of the most stylish. While the original Wagon Queen Family Truckster was based on a 1979 …April 9, 2021

The Car Guide's Best Buys for 2021: Audi A6 and A7

Every year, The Car Guide unveils a list of Best Buys covering all the different vehicle categories in the industry. It’s no surprise that Audi, BMW and Mercedes-Benz occupy the top three spots in the midsize luxury car segment. And there’s no better pick this year than the Audi A6/A7. March 29, 2021

2021 Audi RS 6 Avant Has a Price to Match its Madness

Ever since we tested the wicked midsize luxury wagon from Ingolstadt last year and learned that it would be sold in Canada, there was just one thing left to know: the price. We now have the answer on Audi ’s Canadian website. The 2021 RS 6 Avant (not 2020 as …July 30, 2020

Mansory’s Latest Conversions Are Out of This World

The Car Guide rating 81%

Pros

Power and performance (S6)
Meticulous interior finish
Huge trunk
Sublime sound systems
Competitive pricing

Cons

Behind its competitors on the technology front
Small infotainment screen
No more diesel engines
Ageing model
RS 6 not offered in Canada

Global rating

Fuel economy	6/10
Reliability	9/10
Safety	10/10
Infotainment	8/10
Driving	8/10
Overall	7/10

Sport cars between $50,000 and $100,000

Fuel economy	5/10
Reliability	9/10
Safety	10/10
Infotainment	8/10
Driving	8/10
Overall	7/10

What's new in 2018

N/A

Competitors

Recalls

Airbag
July 6, 2018

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