AUDI A3 SPORT 35 TFSI MHEV S-A (2021)
Running costs, common problems, and reliability data based on 694 real MOT tests in 2024.
MOT Pass Rate
93%
Total Tests (2024)
694
Avg Mileage
26,211 mi
Est. Annual Cost
£1,582
Is the 2021 AUDI A3 SPORT 35 TFSI MHEV S-A reliable?
Excellent reliability. Very few MOT failures. That's 11 points above the national average of 82%.
At 3 years old, 93% of AUDI A3 SPORT 35 TFSI MHEV S-As from 2021 passed their MOT first time in 2024. That's based on 694 tests across the UK. The average mileage at this age is 26,211 miles.
How does the 2021 AUDI A3 SPORT 35 TFSI MHEV S-A compare?
Mileage Analysis
The average 2021 AUDI A3 SPORT 35 TFSI MHEV S-A has 26,211 miles on the clock, which is in line with the expected 22,200 miles for a 3-year-old car, suggesting normal everyday use.
Best year to buy a AUDI A3 SPORT 35 TFSI MHEV S-A?
The most reliable year is the 2020 model with a 94% MOT pass rate, while the 2021 model has the lowest at 93%. Consider a different year if reliability is a priority.
How much does a 2021 AUDI A3 SPORT 35 TFSI MHEV 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 SPORT 35 TFSI MHEV S-A by Year
Checking a specific AUDI A3 SPORT 35 TFSI MHEV S-A?
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About the 2021 AUDI A3 SPORT 35 TFSI MHEV S-A
The 2021 AUDI A3 SPORT 35 TFSI MHEV S-A is a premium with a 1498cc petrol engine. 694 of these vehicles were MOT tested in 2024, making it a less common model in the UK market. Among all cars from 2021, the average MOT pass rate is 92%, and this model beats that benchmark.
With an average of 26,211 miles at 3 years old, AUDI A3 SPORT 35 TFSI MHEV S-A owners drive about as much as the UK average.
2021 AUDI A3 SPORT 35 TFSI MHEV S-A Fuel Costs
The 1498cc petrol engine offers a reasonable balance between performance and economy. Expect around 42 mpg in mixed driving, which works out to roughly £1,137 per year at current petrol prices of 142p per litre (based on 7,400 miles per year).
What does it cost to own a 2021 AUDI A3 SPORT 35 TFSI MHEV S-A?
Total estimated annual running cost is £1,582 (£132/month), broken down as £1137 fuel, £190 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 2021 AUDI A3 SPORT 35 TFSI MHEV S-A
At 3 years old, this is still relatively fresh. You may find examples with remaining manufacturer warranty. Depreciation is slowing but hasn't bottomed out yet.
Alternatives to the 2021 AUDI A3 SPORT 35 TFSI MHEV S-A
The AUDI A3 SPORT 35 TFSI MHEV S-A is actually the most reliable option among similar petrol premiums from this era. Here are comparable petrol cars with similar engines:
- FORD FIESTA (2019) 91% pass rate (-2%) from 124,950 tests
- VOLKSWAGEN GOLF (2019) 92% pass rate (-1%) from 89,653 tests
- VAUXHALL CORSA (2019) 88% pass rate (-5%) from 68,639 tests
- NISSAN QASHQAI (2020) 93% pass rate (same) from 52,321 tests