AUDI S4 BLACK EDITION TDI QUATTRO A (2020)
Running costs, common problems, and reliability data based on 1,314 real MOT tests in 2024.
MOT Pass Rate
94%
Total Tests (2024)
1,314
Avg Mileage
41,482 mi
Est. Annual Cost
£1,690
Is the 2020 AUDI S4 BLACK EDITION TDI QUATTRO A reliable?
Excellent reliability. Very few MOT failures. That's 12 points above the national average of 82%. It also outperforms the AUDI brand average of 90%.
At 4 years old, 94% of AUDI S4 BLACK EDITION TDI QUATTRO As from 2020 passed their MOT first time in 2024. That's based on 1,314 tests across the UK. The average mileage at this age is 41,482 miles.
How does the 2020 AUDI S4 BLACK EDITION TDI QUATTRO A compare?
Mileage Analysis
The average 2020 AUDI S4 BLACK EDITION TDI QUATTRO A has 41,482 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 S4 BLACK EDITION TDI QUATTRO A?
The most reliable year is the 2021 model with a 98% MOT pass rate, while the 2019 model has the lowest at 91%. The 2020 sits between the two at 94%.
How much does a 2020 AUDI S4 BLACK EDITION TDI QUATTRO 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 S4 BLACK EDITION TDI QUATTRO A by Year
Checking a specific AUDI S4 BLACK EDITION TDI QUATTRO A?
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About the 2020 AUDI S4 BLACK EDITION TDI QUATTRO A
The 2020 AUDI S4 BLACK EDITION TDI QUATTRO A is a premium performance with a 2967cc diesel engine. 1,314 of these vehicles were MOT tested in 2024, making it a reasonably common sight 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 41,482 miles at 4 years old, AUDI S4 BLACK EDITION TDI QUATTRO A owners cover more miles than the average driver.
2020 AUDI S4 BLACK EDITION TDI QUATTRO 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 S4 BLACK EDITION TDI QUATTRO 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 94% pass rate. These cars rarely fail their MOT, so unexpected bills are less likely.
AUDI S4 BLACK EDITION TDI QUATTRO A Reliability Trend
Newer AUDI S4 BLACK EDITION TDI QUATTRO As show better MOT pass rates than older ones, with an average improvement of 5 percentage points.
Buying a Used 2020 AUDI S4 BLACK EDITION TDI QUATTRO A
At 4 years old, the AUDI S4 BLACK EDITION TDI QUATTRO 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 S4 BLACK EDITION TDI QUATTRO A
The AUDI S4 BLACK EDITION TDI QUATTRO 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 (-4%) from 41,000 tests
- MERCEDES GLC (2018) 91% pass rate (-3%) from 40,494 tests
- FORD RANGER (2019) 87% pass rate (-7%) from 32,194 tests
- LAND ROVER RANGE ROVER VELAR (2018) 91% pass rate (-3%) from 29,640 tests