Running costs

Audi Q8 running costs: what UK ownership really costs

Audi Q8 UK running costs: fuel or electric, insurance group, road tax, servicing and depreciation.

Updated 4th September 2026 DVSA data: Across 5,104 recorded MOT tests, 8.6% failed.

Audi Q8
Image via Wikipedia, CC-licensed.

The Audi Q8 offers a blend of luxury and performance, but its running costs can be significant. Fuel expenses vary based on the engine choice, with diesel and petrol options having different efficiencies. Insurance and tax costs depend on the model, while servicing intervals are typically every 12 months or 10,000 miles. Depreciation is also a factor to consider for ownership costs.

Fuel Costs

Fuel costs for the Audi Q8 can vary significantly depending on the engine type and driving habits. The petrol engines generally offer lower fuel efficiency compared to their diesel counterparts.

For those opting for the hybrid variant, the fuel costs can be mitigated by utilising electric power for short journeys. Charging costs will depend on electricity prices, but the hybrid model can provide a more economical option for urban driving. Owners should also consider the impact of fuel prices, which can fluctuate, affecting overall running costs.

Insurance Group

The Audi Q8 falls into a relatively high insurance group, which reflects its luxury status and performance capabilities. Depending on the specific model and trim level, insurance groups can range from 43 to 50.

When calculating insurance costs, factors such as the owner’s driving history, location, and the chosen insurance provider will play a significant role. It is advisable to shop around and compare quotes to find the best deal, as premiums can vary widely between insurers.

Tax Band

The Audi Q8 is subject to road tax, which is determined by its CO2 emissions.

For electric and hybrid models, tax benefits may apply, potentially lowering the annual cost. It is essential for prospective buyers to consider these tax implications when budgeting for ownership, as they can significantly affect overall running costs.

Servicing Intervals

Servicing for the Audi Q8 is generally recommended every 12 months or 10,000 miles, whichever comes first. This regular maintenance is crucial for ensuring the vehicle operates efficiently and remains in good condition.

Audi dealerships typically offer service packages that can help manage costs over time. It is also worth noting that some independent garages may provide competitive servicing options, but owners should ensure that any work done does not void the warranty. Regular servicing can help prevent more significant issues down the line, potentially saving money in the long run.

Typical Depreciation

Depreciation is a key consideration for anyone looking to purchase an Audi Q8. Like many luxury vehicles, the Q8 can experience significant depreciation in its early years, often losing around 40-50% of its value within the first three years.

Factors influencing depreciation include mileage, condition, and market demand. The Q8’s reputation for quality and performance can help mitigate depreciation somewhat, but owners should be prepared for a notable drop in value. Keeping the vehicle well-maintained and within warranty can help maintain its resale value.

Conclusion

Owning an Audi Q8 comes with various running costs that potential buyers should carefully consider. Fuel expenses, insurance, road tax, servicing, and depreciation all contribute to the total ownership cost. By understanding these factors, owners can make informed decisions and manage their expenses effectively.

Audi Q8 recall record

11 recalls have been issued for the Audi Q8, between 2019 and 2026.

  1. Checking brake servo

    R/2026/168

    Issued 17 April 2026

    On affected vehicles the bolted connection for the push rod between the brake pedal and brake servo may come loose with the risk that it will no longer be possible to stop by using the brake pedal.

    Remedy:Check the bolted connection for the push rod between the brake pedal and brake servo and tighten if necessary.

    Affects cars built May 2019 to May 2024

  2. Belt buckle rivet missing

    R/2025/508

    Issued 14 November 2025

    On affected vehicles an important connection in the seat belt buckle may not have been produced correctly during the assembly process.

    Remedy:The belt buckles on both front seats (left and right) must be replaced.

    Affects cars built Mar 2025 to Mar 2025

  3. Software update for battery control unit

    R/2025/441

    Issued 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 Jan 2021 to Dec 2023

  4. Checking brake lines

    R/2024/259

    Issued 18 June 2024

    On affected vehicles the bolts for the brake pressure lines may have been tightened too far. In such cases the bolted connection may fail resulting in brake fluid escaping.

    Remedy:Check the bolted connection and replace the brake pressure lines if required.

    Affects cars built May 2023 to Mar 2024

7 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 Q8 MOT record

From 5,104 recorded MOT tests, 8.6% failed.

MOT pass and failure rates by year of first registration
RegisteredTestsFailedMedian mileage
20221,0428.5%28,881 mi
20219697.5%39,754 mi
20208309.3%44,064 mi
20191,6639.2%55,641 mi
20186008.3%60,174 mi

Most common reasons for failure

  1. Tyre tread depth not in accordance with the requirements42.0%
  2. A tyre seriously damaged24.5%
  3. a brake lining or pad worn below 1.5mm16.0%
  4. Brake disc or drum excessively weakened, insecure or fractured9.5%
  5. A suspension pin, bush or joint excessively worn8.1%

Figures cover every Audi Q8 tested in the DVSA dataset, not this specific car. Check a registration for the actual history of one vehicle.

Audi Q8 official figures

Median across 13 variants on sale, diesel electric, electricity, electricity / petrol, petrol electric.

Combined economy
27.4 mpg
WLTP median across variants
CO2 emissions
230 g/km
Sets the first-year tax rate
Electric range
302 miles
Manufacturer WLTP figure

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 Q8?

The fuel costs for an Audi Q8 can vary based on driving habits and fuel prices. Generally, you can expect to spend more on fuel compared to smaller vehicles due to its larger engine.

How much is road tax for the Audi Q8?

Road tax for the Audi Q8 depends on the specific model and its CO2 emissions. Typically, you can expect to pay a higher rate due to its size and emissions.

What are the insurance costs for an Audi Q8?

Insurance costs for the Audi Q8 can be significant, as it falls into a higher insurance group. Factors such as your driving history and location will also influence the premium.

How reliable is the Audi Q8 in terms of maintenance costs?

The Audi Q8 is generally considered reliable, but maintenance costs can be higher than average due to its luxury status. Regular servicing is essential to keep it in good condition.

What are the typical servicing costs for an Audi Q8?

Servicing costs for the Audi Q8 can vary depending on the service type and dealership. It's advisable to budget for regular maintenance to avoid unexpected expenses.

Are there any common issues that affect running costs?

While the Audi Q8 is a well-engineered vehicle, some owners report issues with electronics and software updates. Addressing these promptly can help manage running costs effectively.

How does the Audi Q8's fuel efficiency compare to competitors?

The Audi Q8's fuel efficiency is competitive within the luxury SUV segment, but it may not match smaller or hybrid alternatives. It's important to consider your priorities when comparing models.

What should I consider when budgeting for an Audi Q8?

When budgeting for an Audi Q8, consider fuel, insurance, road tax, maintenance, and potential depreciation. It's wise to factor in all these elements to get a complete picture of running costs.

Sources