AUDI TT (2021)
Running costs, common problems, and reliability data based on 5,212 real MOT tests in 2024.
MOT Pass Rate
93%
Total Tests (2024)
5,212
Avg Mileage
19,822 mi
Est. Annual Cost
£2,037
Is the 2021 AUDI TT reliable?
Excellent reliability. Very few MOT failures. That's 11 points above the national average of 82%.
At 3 years old, 93% of AUDI TTs from 2021 passed their MOT first time in 2024. That's based on 5,212 tests across the UK. The average mileage at this age is 19,822 miles.
How does the 2021 AUDI TT compare?
Mileage Analysis
The average 2021 AUDI TT has 19,822 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 TT?
The most reliable year is the 2019 model with a 94% MOT pass rate, while the 1999 model has the lowest at 71%. The 2021 sits between the two at 93%.
How much does a 2021 AUDI TT 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 TT by Year
| Year | Pass Rate | Tests | Avg Mileage |
|---|---|---|---|
| 2022 | 91% | 142 | 17,628 mi |
| 2021 | 93% | 5,212 | 19,822 mi |
| 2020 | 94% | 8,246 | 25,459 mi |
| 2019 | 94% | 10,992 | 30,915 mi |
| 2018 | 93% | 9,182 | 39,684 mi |
| 2017 | 93% | 16,631 | 46,673 mi |
| 2016 | 92% | 20,366 | 54,925 mi |
| 2015 | 91% | 20,448 | 63,071 mi |
| 2014 | 89% | 8,793 | 67,426 mi |
| 2013 | 89% | 13,857 | 74,262 mi |
| 2012 | 88% | 11,843 | 81,074 mi |
| 2011 | 85% | 14,831 | 88,238 mi |
| 2010 | 83% | 14,576 | 95,701 mi |
| 2009 | 84% | 13,657 | 100,322 mi |
| 2008 | 81% | 16,046 | 102,983 mi |
| 2007 | 80% | 17,399 | 105,693 mi |
| 2006 | 76% | 6,210 | 106,656 mi |
| 2005 | 75% | 7,231 | 103,235 mi |
| 2004 | 74% | 9,552 | 106,039 mi |
| 2003 | 74% | 9,426 | 110,540 mi |
| 2002 | 73% | 8,289 | 116,865 mi |
| 2001 | 74% | 5,222 | 117,459 mi |
| 2000 | 72% | 3,524 | 117,831 mi |
| 1999 | 71% | 987 | 122,142 mi |
Checking a specific AUDI TT?
Enter the reg plate to see its individual MOT history, mileage verification, and predicted costs.
About the 2021 AUDI TT
The 2021 AUDI TT is a premium with a 2480cc petrol engine. 5,212 of these vehicles were MOT tested in 2024, making it a reasonably common sight on UK roads. Among all cars from 2021, the average MOT pass rate is 92%, and this model beats that benchmark.
With an average of 19,822 miles at 3 years old, AUDI TT owners drive about as much as the UK average.
2021 AUDI TT Fuel Costs
The 2480cc petrol engine offers a reasonable balance between performance and economy. Expect around 30 mpg in mixed driving, which works out to roughly £1,592 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 TT?
Total estimated annual running cost is £2,037 (£170/month), broken down as £1592 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.
AUDI TT Reliability Trend
Newer AUDI TTs show better MOT pass rates than older ones, with an average improvement of 15 percentage points.
Buying a Used 2021 AUDI TT
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. If you're flexible on year, the 2019 model has the highest pass rate at 94%. With 5,212 MOT tests in our data, there's strong statistical confidence in these figures.
Alternatives to the 2021 AUDI TT
If reliability is your priority, there's one similar car with a higher MOT pass rate. Here are comparable petrol cars with similar engines:
- MERCEDES A (2021) 94% pass rate (+1%) from 37,477 tests
- VOLVO XC40 (2020) 93% pass rate (same) from 36,064 tests
- FORD RANGER (2021) 90% pass rate (-3%) from 32,078 tests
- JAGUAR F-PACE (2019) 91% pass rate (-2%) from 22,187 tests