Running costs
Audi A8 running costs: what UK ownership really costs
Audi A8 UK running costs: fuel or electric, insurance group, road tax, servicing and depreciation.
Updated 4th September 2026 DVSA data: Across 10,012 recorded MOT tests, 9.6% failed.

More on the Audi A8
The Audi A8 is a luxury vehicle that offers a blend of performance and comfort, but its running costs can be significant. Fuel economy varies by engine type, insurance groups are generally high, and road tax is based on emissions. Servicing intervals are typically every 12 months or 10,000 miles, and depreciation can be steep in the first few years.
Fuel Costs
The fuel economy of the Audi A8 varies depending on the engine choice. The plug-in hybrid version provides even better efficiency, with electric-only ranges allowing for lower fuel consumption in urban settings.
Owners should consider their driving habits; those who frequently drive in urban areas may benefit from the hybrid model, which can significantly reduce fuel expenses.
Insurance Group
The Audi A8 falls into high insurance groups, typically ranging from 45 to 50, depending on the specific model and trim level. This places it in a higher bracket compared to many other vehicles, reflecting its status as a luxury car.
Insurance premiums can vary widely based on factors such as the driver’s age, location, and driving history. It is advisable for potential buyers to obtain quotes from multiple insurers to find the best deal. Additionally, considering a higher excess may reduce premiums, although this comes with the risk of higher out-of-pocket costs in the event of a claim.
Road Tax
Road tax for the Audi A8 is determined by its CO2 emissions, placing it in higher tax bands.
The first year of registration can be particularly costly, as new cars are subject to a higher rate based on their emissions. Owners should be aware of these costs when budgeting for their vehicle, as they can add a substantial amount to the overall running costs.
Servicing Intervals
The Audi A8 typically requires servicing every 12 months or 10,000 miles, whichever comes first. This regular maintenance is essential to keep the vehicle in optimal condition, ensuring reliability and performance.
Audi dealerships provide a comprehensive service package, which includes checks on key components such as brakes, tyres, and fluid levels. While servicing at a main dealer can be more expensive, it often comes with the assurance of using genuine parts and trained technicians. Independent garages may offer lower prices, but owners should ensure they maintain the vehicle according to Audi’s specifications to avoid warranty issues.
Depreciation
Depreciation is a significant factor to consider when owning an Audi A8. Luxury vehicles like the A8 can lose a substantial percentage of their value in the first few years, often around 40-50% over three years.
Factors influencing depreciation include mileage, condition, and market demand. The A8’s high initial cost means that even with depreciation, it may still represent a considerable financial commitment. Buyers should consider this when purchasing, as opting for a nearly new model can often provide better value compared to buying new.
Reliability and Maintenance
The Audi A8 is generally regarded as a reliable vehicle, but like all luxury cars, it can incur higher maintenance costs.
Regular maintenance and timely repairs are crucial in preventing more significant problems down the line. Owners should also be aware of the potential for costly repairs if the vehicle is out of warranty. Keeping up with servicing schedules and addressing any issues promptly can help mitigate these risks and maintain the vehicle’s value.
Audi A8 recall record
24 recalls have been issued for the Audi A8, between 1996 and 2025.
Software update for battery control unit
R/2025/441Issued 10 October 2025
On affected vehicles there may be defective battery modules which may result in a fire hazard when charging the high-voltage battery.
Remedy:Update the software of the high-voltage battery to improve the self-diagnosis capabilities. Vehicle owners are advised to not charge the high-voltage battery using external charging sources and also not use the e-tron modes “Battery charge” and “Battery hold” until the update is applied.
Affects cars built Feb 2022 to Dec 2023
Replacing front suspension link
R/2024/310Issued 19 July 2024
A suspension link on the front axle that has invisible cracks may have been fitted to your vehicle. This possible damage means the service life of the suspension link can no longer be guaranteed and the component may fail. A failure particularly at higher speeds may result in vehicle behaviour that is difficult to control.
Remedy:For safety reasons it is necessary to replace the front upper left suspension link
Affects cars built May 2024 to Jun 2024
THE MESH SIZE OF THE OIL STRAINER IN THE OIL SUPPLY FOR BOTH TURBOCHARGERS IS TOO SMALL
R/2022/132Issued 4 May 2022
The mesh size of the oil strainer in the oil supply for both turbochargers is too small.
Remedy:The oil strainer will be replaced with a revised version with a larger mesh size.
Affects cars built May 2012 to Mar 2017
FOLLOWING A PREVIOUS CAMPAIGN THE TOE AND/OR CAMBER VALUES ON THE REAR AXLE MAY IN CERTAIN CIRCUMSTANCES INCORRECTLY BE CHANGED WITHOUT THIS BEING NOTICED
R/2022/036Issued 14 February 2022
Following a previous campaign the toe and/or camber values on the rear axle may in certain circumstances incorrectly be changed without this being noticed.
Remedy:The wheel alignment must be checked and if necessary the suspension must be serviced on the affected vehicles.
Affects cars built Nov 2019 to Feb 2021
20 older recalls not shown.
A recall applies to a build range, not to every car of this model. Check a registration to see whether one specific vehicle has an outstanding recall.
Audi A8 MOT record
From 10,012 recorded MOT tests, 9.6% failed.
| Registered | Tests | Failed | Median mileage |
|---|---|---|---|
| 2021 | 246 | 2.4% | 43,930 mi |
| 2020 | 387 | 6.7% | 48,655 mi |
| 2019 | 714 | 5.3% | 55,294 mi |
| 2018 | 948 | 7.2% | 62,937 mi |
| 2017 | 652 | 6.1% | 71,460 mi |
| 2016 | 879 | 8.0% | 78,459 mi |
| 2015 | 918 | 6.2% | 91,050 mi |
| 2014 | 841 | 7.6% | 101,544 mi |
Most common reasons for failure
- A suspension pin, bush or joint excessively worn34.0%
- Tyre tread depth not in accordance with the requirements30.1%
- A tyre seriously damaged17.7%
- Brake disc or drum excessively weakened, insecure or fractured10.1%
- a brake lining or pad worn below 1.5mm8.1%
Figures cover every Audi A8 tested in the DVSA dataset, not this specific car. Check a registration for the actual history of one vehicle.
Audi A8 official figures
Median across 4 variants on sale, diesel electric, petrol electric.
- Combined economy
- 33.9 mpg
- WLTP median across variants
- CO2 emissions
- 204 g/km
- Sets the first-year tax rate
Official figures for new cars. Real economy varies with driving, load and conditions.
Frequently asked questions
What are the average fuel costs for an Audi A8?
The fuel costs for an Audi A8 can vary based on the engine type and driving habits. Generally, you can expect to spend more on fuel compared to smaller vehicles due to its size and performance.
How much does insurance typically cost for an Audi A8?
Insurance costs for an Audi A8 can be higher than average due to its luxury status. Factors such as your driving history, location, and the specific model will influence the premium.
What are the maintenance costs for an Audi A8?
Maintenance costs for an Audi A8 can be significant, as it requires specialised parts and servicing. Regular maintenance is essential to keep it running smoothly and can add up over time.
Are there any common running costs associated with the Audi A8?
Common running costs include fuel, insurance, road tax, and maintenance. Additionally, tyres and brake replacements can also contribute to overall expenses.
How does road tax work for an Audi A8?
Road tax for an Audi A8 is based on its CO2 emissions and can vary significantly between models. It's important to check the specific emissions rating of the model you are considering.
What should I budget for servicing an Audi A8?
Budgeting for servicing an Audi A8 should include regular inspections and any necessary repairs. It's advisable to set aside a few hundred pounds annually for routine maintenance.
Is the Audi A8 fuel-efficient?
The Audi A8 is not typically known for fuel efficiency, especially compared to smaller cars. However, newer models may offer improved efficiency due to advancements in technology.
What are the depreciation rates like for an Audi A8?
Depreciation rates for an Audi A8 can be steep, as luxury vehicles often lose value quickly. It's wise to consider this when calculating the overall running costs.
Sources
- DVSA anonymised MOT tests and results (Open Government Licence v3.0)
- VCA new car fuel consumption and emissions data (Open Government Licence v3.0)
- DVSA vehicle safety recalls (Open Government Licence v3.0)