AUDI A8 S LINE BLK ED 50 TDI QUAT A (2020)
Running costs, common problems, and reliability data based on 386 real MOT tests in 2024.
MOT Pass Rate
95%
Total Tests (2024)
386
Avg Mileage
44,330 mi
Est. Annual Cost
£1,690
Is the 2020 AUDI A8 S LINE BLK ED 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 A8 S LINE BLK ED 50 TDI QUAT As from 2020 passed their MOT first time in 2024. That's based on 386 tests across the UK. The average mileage at this age is 44,330 miles.
How does the 2020 AUDI A8 S LINE BLK ED 50 TDI QUAT A compare?
Mileage Analysis
The average 2020 AUDI A8 S LINE BLK ED 50 TDI QUAT A has 44,330 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.
How much does a 2020 AUDI A8 S LINE BLK ED 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 A8 S LINE BLK ED 50 TDI QUAT A by Year
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About the 2020 AUDI A8 S LINE BLK ED 50 TDI QUAT A
The 2020 AUDI A8 S LINE BLK ED 50 TDI QUAT A is a premium performance with a 2967cc diesel engine. 386 of these vehicles were MOT tested in 2024, making it a less common model in the UK market. It ranks in the top 20% of all 2020 cars for reliability.
With an average of 44,330 miles at 4 years old, AUDI A8 S LINE BLK ED 50 TDI QUAT A owners cover more miles than the average driver.
2020 AUDI A8 S LINE BLK ED 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 A8 S LINE BLK ED 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.
Buying a Used 2020 AUDI A8 S LINE BLK ED 50 TDI QUAT A
At 4 years old, the AUDI A8 S LINE BLK ED 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.
Alternatives to the 2020 AUDI A8 S LINE BLK ED 50 TDI QUAT A
The AUDI A8 S LINE BLK ED 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