When it comes to buying a new car, reliability is one of the most important elements to consider when deciding which model to purchase. For decades now, German manufacturers have become a go-to option, with Audi at the forefront of the industry thanks to its wide selection of models. Audi’s vehicles span multiple segments, with their coupes and sedans offering both standout luxury and performance.
In 2024, Audi’s coupe and sedan range spans across six different models: the A3, A4, A5, A6, A7, and A8. While the German brand’s future is focused on electrification over combustion, Audi still offers a coupe or sedan in a shape and size for everyone’s needs. Going up against direct German rivals such as Mercedes-Benz and BMW, Audi’s reliability scores for 2024 keep them competitive not just in Europe, but across the globe. Here’s a closer look at each Audi coupe and sedan model available in 2024, ranked by their reliability score.
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In compiling this article, we have cross-referenced information about vehicle reliability, maintenance, and pricing from sources like J.D. Power, Kelley Blue Book, Edmunds, RepairPal, CarEdge, and Consumer Reports to give you the most up-to-date and accurate information possible. Please note that we have ranked the following models based on most reliable to least reliable.
6 2024 Audi A4
Reliability Score: 42/100
One of the Audi cars that’s being revised in 2025 is the A4 sedan, which will become the A5 as part of the brand’s compact car reshuffle. For 2024, however, the A4 is still one of Audi’s best-selling models worldwide, selling 237,000 units. With a starting price of $41,900, the A4 comes in an attractive package. The top-spec S4 starts at $54,500.
As for power, the base A4 manages to produce a solid 201 horsepower and 236 pound-feet of torque from its 2.0-liter four-cylinder, paired with the brand’s famous Quattro all-wheel-drive system. The A4’s fuel economy also manages to stay competitive with its rivals, achieving an EPA-estimated 30 MPG combined.
Reliability
Unfortunately, the 2024 Audi A4’s reliability falls short of its rivals, but not by a massive amount. According to Consumer Reports, the A4 has a predicted reliability score of 42/100, which is about average compared to the average new car. Direct rivals such as the BMW 3 Series and the Lexus IS have reliability scores of 59/100 and 79/100, respectively, both of which are similarly priced as the A4.
Some of the most common problems with the A4 include oil leaks from the camshaft chain tensioner and valve cover gaskets, which aren’t massively expensive to solve. According to Repair Pal, it’s roughly $1,200 for the valve cover, tensioner seal, and half-moon gasket. Additional problems that the A4 more commonly runs into are faults with the ignition coil, ignition wires, and spark plugs.
- Average Yearly Maintenance Cost: $739 (RepairPal)
- Est. Maintenance Cost During The First 10 Years: $9054 (CarEdge)
- Total Recalls: 0
- Worst Audi A4 Year To Buy Used: 2011
5 2024 Audi A8
Reliability Score: 43/100
Moving to the other end of the currently available Audi models, the 2024 A8 is the largest sedan that the brand currently offers. Subsequently, it’s also the most expensive Audi car on sale this year, starting at $90,900. The A8 is the flagship luxury sedan for Audi, featuring high-quality materials, and comfort features that you can’t get on their smaller cars. If you’re looking for a combination of luxury and performance, the 2024 Audi S8 ups the price to $123,400.
The base-level Audi A8 produces 335 horsepower and 369 pound-feet of torque from its 3.0-liter V-6, which is boosted by a 48-volt mild hybrid system. The S8 model gets a bigger 4.0-liter V-8 engine, which puts down a hefty 563 horsepower and 590 pound-feet of torque. The high-performance power output of the S8 justifies the steep rise in price, retaining the 22-way adjustable front seats and Valcona leather seats.
Reliability
In comparison to the smaller A4, the 2024 Audi A8 is a slightly more reliable car, but only just. With an overall score of 43/100, the A8 also falls into the average category when compared to the reliability of other vehicles in 2024. The A8 does have one recall to its name so far, which was a result of the front passenger airbag failing to deploy in an accident, increasing the risk of injury.
With an average yearly maintenance cost of $1,298, the Audi A8 is a more expensive car to run in 2024 compared to the majority of Audi cars. Common problems with the luxury European car include a coolant reservoir replacement, crankshaft position sensor replacement, and sunroof switch replacement, which aren’t major mechanical faults when caught early but may appear more often than problems with other Audi models.
- Average Yearly Maintenance Cost: $1,298 (RepairPal)
- Est. Maintenance Cost During The First 10 Years: $9,895 (CarEdge)
- Total Recalls: 1
- Worst Audi A8 Year To Buy Used: 2015
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4 2024 Audi A6
Reliability Score: 46/100
Once again, slightly building on the reliability score, the 2024 Audi A6 finds itself in the middle of the brand’s sedan range, blending luxury, performance, and luxury into one package at a more affordable price. The base-level A6 starts at $58,100, which increases to $75,500 for the S6 variant.
The base A6 comes with two engine options: a 2.0-liter four-cylinder producing 261 horsepower or a 3.0-liter V-6 producing 335 horsepower, the same as the base Audi A8. The S6’s potent 4.0-liter V-8 offers 563 horsepower, also putting to use the same powertrain as the top-of-the-line Audi S8.
Reliability
Following a similar trend to the rest of the Audi coupe and sedan range, the 2024 A6 offers average reliability overall, receiving a score of 46/100 as per Consumer Reports. It’s worth noting the 2024 A6 doesn’t have any recalls to its name so far, giving you more confidence in the more expensive car.
While minor mechanical faults can appear in the Audi A6, the most commonly reported problem is the digital display failing on the 12.3-inch instrument cluster. Regarding mechanical issues, the A6 can suffer premature wear on the multi-link suspension, which can cause a lot of unwanted noise when driving. Over one year, you can expect to spend an average of $913 on maintenance costs for the Audi A6.
- Average Yearly Maintenance Cost: $913 (RepairPal)
- Est. Maintenance Cost During The First 10 Years: $9,252 (CarEdge)
- Total Recalls: 0
- Worst Audi A6 Year To Buy Used: 2012
3 2024 Audi A3
Reliability Score: 55/100
Moving back to the smaller Audi sedans available in 2024, the A3 is the smallest and, subsequently, the cheapest model in the range. Starting at $35,800, the base-level car retains the high levels of luxury found in the larger models at a more affordable price. Also coming in an S3 variant which starts at $47,400, the smallest sedan is one of the three Audi sedans to offer an RS variant.
The 2024 A3 is fitted as standard with a 2.0-liter four-cylinder engine, which produces a respectable 201 horsepower and 221 pound-feet of torque. However, the top-spec RS3 comes with a larger 2.5-liter five-cylinder, putting down 401 horsepower and 369 pound-feet of torque. Over in Europe, the RS3 is offered in hatchback form, but the U.S. only gets the compact sedan variant.
Reliability
The 2024 Audi A3 is more competitive in terms of its reliability compared to its rivals, an area in which the previous models tended to fall short. With an overall predicted score of 55/100 as per Consumer Reports, the A3 just slots in behind the BMW 2 Series, which has a score of 65/100.
According to RepairPal, the Audi A3 is also a more affordable sedan to maintain than its larger counterparts, with an average annual repair cost of $741. The most frequently reported mechanical problems with the A3 include lack of power due to a throttle system fault and potentially failing ignition coils.
- Average Yearly Maintenance Cost: $741 (RepairPal)
- Est. Maintenance Cost During The First 10 Years: $9,035 (CarEdge)
- Total Recalls: 0
- Worst ES Year To Buy Used: 2010
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2 2024 Audi A5
Reliability Score: 62/100
In 2024, the Audi coupe/sedan with the highest reliability score is the A5, which is available in nine different versions. The standard A5 Coupe starts at $45,400, with the cabriolet version increasing to $55,600. If you’re looking for the practicality of the sedan in the style of the A5, the A5 Sportback starts at $46,200, being the cheapest model in the range. The more powerful S5 starts at $57,500 for both Coupe and Sportback versions, while the top-spec RS5 costs $79,600 for the coupe and $79,900 for the RS5 Sportback.
For power, the base A5 models come with a 2.0-liter four-cylinder, producing 261 horsepower and 273 pound-feet of torque. The S5’s 3.0-liter six-cylinder engine ups the power to 349 horsepower and 369 pound-feet of torque, with the top-spec RS5 seeing a similar increase in power to 444 horsepower and 442 pound-feet of torque from its 2.9-liter V-6.
Reliability
With an overall reliability score of 62/100, the Audi A5 is the only model by the German brand that’s considered to be more reliable than the average new car in 2024. The A5 faces stiff competition from other brands stateside, beating out models such as the Cadillac CT4 which has a score of 45/100. Back to European competition, the BMW 4 Series barely comes out on top compared to the A5, with a reliability score of 63/100.
According to RepairPal, the A5’s average annual maintenance cost is $798. The most common problems the 2024 A5 can encounter include engine oil cooler replacement, fuel level sending unit replacement, and air pump replacement. While these problems aren’t as common as those in other Audi cars, fixes can be costly for the A5.
- Average Yearly Maintenance Cost: $798 (RepairPal)
- Est. Maintenance Cost During The First 10 Years: $8,687 (CarEdge)
- Total Recalls: 0
- Worst ES Year To Buy Used: 2010
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1 2024 Audi A7
Reliability Score: Not Yet Rated
Currently, the only Audi coupe/sedan range that doesn’t have a predicted reliability score for 2024 is the A7. The A7 is also the most expensive range overall that the German brand offers, with three different versions for you to choose from. The base A7 starts at $72,000, which increases to $85,700 for the S7 model. However, no gas-powered Audi coupe or sedan costs for than the 2024 RS7, with a starting price of $127,800.
The 2024 A7 comes standard with the same 3.0-liter V-6 that is featured in other models, such as the A6. This engine produces 335 horsepower and 369 pound-feet of torque. As you’d expect with the most expensive sedan in Audi’s 2024 lineup, the RS7 delivers a mighty 621 horsepower and 627 pound-feet of torque. In combination with the Quattro all-wheel-drive system, the RS7 can go from 0 to 60 miles per hour in just 3.3 seconds.
Reliability
Although the Audi A7 doesn’t have a predicted reliability score for 2024, RepairPal reports that it is one of the most expensive Audi models to maintain despite being the brand’s most expensive sedan.
With an average annual price of $1,251, the most common problems the 2024 A7 can run into include engine oil cooler replacement, fuel level sending unit replacement, and an air pump replacement. While these problems aren’t as common compared to other Audi cars, fixes can be costly for the A7.
- Average Yearly Maintenance Cost: $1,251 (RepairPal)
- Est. Maintenance Cost During The First 10 Years: $9,824 (CarEdge)
- Total Recalls: 0
- Worst ES Year To Buy Used: 2016
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