AUDI Q8 S LINE ED 1 50 TDI QUAT A (2020)
Running costs, common problems, and reliability data based on 560 real MOT tests in 2024.
MOT Pass Rate
95%
Total Tests (2024)
560
Avg Mileage
40,022 mi
Est. Annual Cost
£1,690
Is the 2020 AUDI Q8 S LINE ED 1 50 TDI QUAT A reliable?
Excellent reliability. Very few MOT failures. That's 13 points above the national average of 82%. It also outperforms the AUDI brand average of 90%.
At 4 years old, 95% of AUDI Q8 S LINE ED 1 50 TDI QUAT As from 2020 passed their MOT first time in 2024. That's based on 560 tests across the UK. The average mileage at this age is 40,022 miles.
How does the 2020 AUDI Q8 S LINE ED 1 50 TDI QUAT A compare?
Mileage Analysis
The average 2020 AUDI Q8 S LINE ED 1 50 TDI QUAT A has 40,022 miles on the clock, which is above the expected 29,600 miles for a 4-year-old car. Higher-mileage cars often have more motorway miles, which is generally less harmful than stop-start urban driving.
Best year to buy a AUDI Q8 S LINE ED 1 50 TDI QUAT A?
The most reliable year is the 2021 model with a 98% MOT pass rate, while the 2019 model has the lowest at 95%. The 2020 sits between the two at 95%.
How much does a 2020 AUDI Q8 S LINE ED 1 50 TDI QUAT A cost to run?
Based on 7,400 miles/year (UK average), current fuel prices, and repair likelihood from MOT pass rate data. Insurance not included.
AUDI Q8 S LINE ED 1 50 TDI QUAT A by Year
Checking a specific AUDI Q8 S LINE ED 1 50 TDI QUAT A?
Enter the reg plate to see its individual MOT history, mileage verification, and predicted costs.
About the 2020 AUDI Q8 S LINE ED 1 50 TDI QUAT A
The 2020 AUDI Q8 S LINE ED 1 50 TDI QUAT A is a premium performance with a 2967cc diesel engine. 560 of these vehicles were MOT tested in 2024, making it a less common model in the UK market. It ranks in the top 19% of all 2020 cars for reliability.
With an average of 40,022 miles at 4 years old, AUDI Q8 S LINE ED 1 50 TDI QUAT A owners cover more miles than the average driver.
2020 AUDI Q8 S LINE ED 1 50 TDI QUAT A Fuel Costs
The 2967cc diesel engine is on the larger side, so fuel won't be this car's strong point. Expect around 40 mpg in mixed driving, which works out to roughly £1,245 per year at current diesel prices of 148p per litre (based on 7,400 miles per year).
What does it cost to own a 2020 AUDI Q8 S LINE ED 1 50 TDI QUAT A?
Total estimated annual running cost is £1,690 (£141/month), broken down as £1245 fuel, £190 road tax, £55 MOT, and £200 predicted repairs. The low repair estimate reflects the excellent 95% pass rate. These cars rarely fail their MOT, so unexpected bills are less likely.
AUDI Q8 S LINE ED 1 50 TDI QUAT A Reliability Trend
The AUDI Q8 S LINE ED 1 50 TDI QUAT A has maintained consistent MOT pass rates across model years, varying by only 2 percentage points.
Buying a Used 2020 AUDI Q8 S LINE ED 1 50 TDI QUAT A
At 4 years old, the AUDI Q8 S LINE ED 1 50 TDI QUAT A offers good value with plenty of life remaining. Most manufacturer warranties will have expired, so a pre-purchase inspection is worth the cost. If you're flexible on year, the 2021 model has the highest pass rate at 98%.
Alternatives to the 2020 AUDI Q8 S LINE ED 1 50 TDI QUAT A
The AUDI Q8 S LINE ED 1 50 TDI QUAT A is actually the most reliable option among similar diesel premium performances from this era. Here are comparable diesel cars with similar engines:
- MERCEDES E (2019) 90% pass rate (-5%) from 41,000 tests
- MERCEDES GLC (2018) 91% pass rate (-4%) from 40,494 tests
- FORD RANGER (2019) 87% pass rate (-8%) from 32,194 tests
- LAND ROVER RANGE ROVER VELAR (2018) 91% pass rate (-4%) from 29,640 tests