AUDI Q8 SLN ED 1 55 TFSI MHEV QTO A (2020)
Running costs, reliability data, and common problems from 56 real MOT tests.
Annual Cost
£2,042
£170/month
MOT Pass Rate
93%
Excellent
Road Tax
£195
Flat rate/year
Insurance
Grp 30-42
2995cc Petrol
Great Choice
93% pass rate, £2042/year to run. 11 points above average.
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Annual Running Costs
~30 mpg
Flat rate (post-2017)
Low estimate due to excellent reliability
Based on 7,400 miles/year (UK average), current fuel prices, and repair likelihood from MOT data. Insurance not included.
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Reliability Verdict
Excellent reliability. Very few MOT failures. That's 11 points above the national average of 82%.
At 6 years old, 93% of AUDI Q8 SLN ED 1 55 TFSI MHEV QTO As from 2020 passed their MOT first time in 2026. That's based on 56 tests across the UK. The average mileage at this age is 26,349 miles.
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How Does It Compare?
Mileage Analysis
26,349
Average miles
44,400
Expected for age
The average 2020 AUDI Q8 SLN ED 1 55 TFSI MHEV QTO A has 26,349 miles on the clock, which is below the expected 44,400 miles for a 6-year-old car. This suggests lighter use than average, which generally means less wear on major components.
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AUDI Q8 SLN ED 1 55 TFSI MHEV QTO A by Year
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About the 2020 AUDI Q8 SLN ED 1 55 TFSI MHEV QTO A
The 2020 AUDI Q8 SLN ED 1 55 TFSI MHEV QTO A is a premium performance with a 2995cc petrol engine. 56 of these vehicles were MOT tested in 2026, making it a rare model on UK roads. Among all cars from 2020, the average MOT pass rate is 92%, and this model beats that benchmark.
With an average of 26,349 miles at 6 years old, AUDI Q8 SLN ED 1 55 TFSI MHEV QTO A owners tend to use this car less than the typical driver.
2020 AUDI Q8 SLN ED 1 55 TFSI MHEV QTO A Fuel Costs
The 2995cc petrol engine is on the larger side, so fuel won't be this car's strong point. Expect around 30 mpg in mixed driving, which works out to roughly £1,592 per year at current petrol prices of 142p per litre (based on 7,400 miles per year).
What does it cost to own a 2020 AUDI Q8 SLN ED 1 55 TFSI MHEV QTO A?
Total estimated annual running cost is £2,042 (£170/month), broken down as £1592 fuel, £195 road tax, £55 MOT, and £200 predicted repairs. The low repair estimate reflects the excellent 93% pass rate. These cars rarely fail their MOT, so unexpected bills are less likely.
Buying a Used 2020 AUDI Q8 SLN ED 1 55 TFSI MHEV QTO A
At 6 years old, the AUDI Q8 SLN ED 1 55 TFSI MHEV QTO A offers good value with plenty of life remaining. Most manufacturer warranties will have expired, so a pre-purchase inspection is worth the cost. Note: with only 56 tests in our data, these figures should be treated as indicative rather than definitive.
Common Issues to Watch For
Based on the 2020 AUDI Q8 SLN ED 1 55 TFSI MHEV QTO A's fuel type, age, and engine size, these are the most likely problem areas to check.
Timing Chain / Belt
Watch outAt 6 years old, check whether the timing belt has been replaced (typically due every 5-7 years or 60,000-100,000 miles). A snapped belt can destroy the engine.
Oil Consumption
Low riskLarger petrol engines can develop higher oil consumption as they age. Check the oil level and look for blue smoke from the exhaust.
Service History
Low riskAlways request a full service history. Regular servicing is the single best indicator of how well a car has been maintained, regardless of mileage.
Running Costs Compared
How the 2020 AUDI Q8 SLN ED 1 55 TFSI MHEV QTO A stacks up against similar cars for annual running costs, insurance, and tax.
| Car | Pass Rate | Fuel/yr | Tax/yr | Insurance | Total/yr |
|---|---|---|---|---|---|
| AUDI Q8 SLN ED 1 55 TFSI MHEV QTO A(2020) | 93% | £1592 | £195 | Grp 30-42 | £2042 |
| BMW 5 SERIES(2018) | 91% | £1592 | £190 | Grp 30-42 | £2037-£5 |
| LAND ROVER RANGE ROVER SPORT(2018) | 93% | £1592 | £190 | Grp 30-42 | £2037-£5 |
| BMW X3(2019) | 92% | £1592 | £190 | Grp 30-42 | £2037-£5 |
| MERCEDES GLC(2019) | 93% | £1592 | £190 | Grp 30-42 | £2037-£5 |
Estimates based on 7,400 miles/year, current fuel prices, and MOT data. Insurance groups are indicative. Actual costs vary by driver, location, and usage.
Related Audi Models
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