AUDI A3 S LINE EDITION 1 35 TDI S-A (2020)
Running costs, common problems, and reliability data based on 311 real MOT tests in 2024.
MOT Pass Rate
91%
Total Tests (2024)
311
Avg Mileage
36,640 mi
Est. Annual Cost
£1,482
Is the 2020 AUDI A3 S LINE EDITION 1 35 TDI S-A reliable?
Excellent reliability. Very few MOT failures. That's 9 points above the national average of 82%.
At 4 years old, 91% of AUDI A3 S LINE EDITION 1 35 TDI S-As from 2020 passed their MOT first time in 2024. That's based on 311 tests across the UK. The average mileage at this age is 36,640 miles.
How does the 2020 AUDI A3 S LINE EDITION 1 35 TDI S-A compare?
Mileage Analysis
The average 2020 AUDI A3 S LINE EDITION 1 35 TDI S-A has 36,640 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 A3 S LINE EDITION 1 35 TDI S-A?
The most reliable year is the 2021 model with a 94% MOT pass rate, while the 2020 model has the lowest at 91%. Consider a different year if reliability is a priority.
How much does a 2020 AUDI A3 S LINE EDITION 1 35 TDI S-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 A3 S LINE EDITION 1 35 TDI S-A by Year
Checking a specific AUDI A3 S LINE EDITION 1 35 TDI S-A?
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About the 2020 AUDI A3 S LINE EDITION 1 35 TDI S-A
The 2020 AUDI A3 S LINE EDITION 1 35 TDI S-A is a premium with a 1968cc diesel engine. 311 of these vehicles were MOT tested in 2024, making it a less common model in the UK market. Among all cars from 2020, the average MOT pass rate is 92%, and this model falls short of that benchmark.
With an average of 36,640 miles at 4 years old, AUDI A3 S LINE EDITION 1 35 TDI S-A owners cover more miles than the average driver.
2020 AUDI A3 S LINE EDITION 1 35 TDI S-A Fuel Costs
The 1968cc diesel engine offers a reasonable balance between performance and economy. Expect around 48 mpg in mixed driving, which works out to roughly £1,037 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 A3 S LINE EDITION 1 35 TDI S-A?
Total estimated annual running cost is £1,482 (£124/month), broken down as £1037 fuel, £190 road tax, £55 MOT, and £200 predicted repairs. The low repair estimate reflects the excellent 91% pass rate. These cars rarely fail their MOT, so unexpected bills are less likely.
Buying a Used 2020 AUDI A3 S LINE EDITION 1 35 TDI S-A
At 4 years old, the AUDI A3 S LINE EDITION 1 35 TDI S-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 A3 S LINE EDITION 1 35 TDI S-A
If reliability is your priority, there's one similar car with a higher MOT pass rate. Here are comparable diesel cars with similar engines:
- VOLKSWAGEN GOLF (2018) 92% pass rate (+1%) from 111,972 tests
- FORD FOCUS (2019) 89% pass rate (-2%) from 93,803 tests
- VOLKSWAGEN POLO (2018) 84% pass rate (-7%) from 79,867 tests
- FORD KUGA (2019) 91% pass rate (same) from 72,831 tests