Is the Audi Tt reliable?

The Audi Tt has an average MOT pass rate of 84% across 24 years, based on 252,662 tests in 2026. That's 2 points above the national average of 82%. The most reliable year is 2019 with a 94% pass rate.

Which year Audi Tt is best?

The 2019 Audi Tt has the highest MOT pass rate at 94%, while the 1999 model has the lowest at 71%. There's a 23 percentage point spread between the best and worst years.

Audi Tt

Reliability, running costs, and MOT data across 24 years from 252,662 real MOT tests.

Avg Pass Rate

84%

Total Tests

252,662

Best Year

2019 (94%)

Years Covered

About the Audi Tt

The Audi Tt has been tested 252,662 times in 2026 MOT data across 24 model years (1999 to 2022), with an average pass rate of 84%. That's slightly above the national average of 82%. Available as petrol and diesel.

Best and Worst Years

The 2019 model is the most reliable with a 94% pass rate from 10,992 tests. The 1999 model has the lowest at 71%. With a 23 point spread, choosing the right year makes a big difference to reliability.

Reliability Trend

Newer AUDI TTs show better MOT pass rates than older ones, with an average improvement of 15 percentage points.

Mileage Across Years

The oldest model in our data (1999) averages 122,142 miles, while the newest (2022) averages 17,628 miles. Older models have covered serious mileage, so suspension and drivetrain wear are worth checking.

Compared to the Audi brand average of 90%, the Tt is 6 points lower, placing it among the less reliable Audi models.

Estimated Running Costs

Fuel (Petrol, 1984cc)

£1,327

Road Tax

£195

MOT Test

£55

Predicted Repairs

£200

Total per year£1,777

Per month£148/mo

Based on 7,400 miles/year, current fuel prices, and MOT pass rate data. Insurance not included.

Full 2022 details

How reliable is the Audi Tt?

vs national average+2% (82% avg)

vs Audi brand average-6% (90% avg)

Best to worst year spread23 percentage points

Reliability trendImproving over years

Audi Tt by Year

Click any year to see detailed running costs, reliability data, and comparisons with similar cars.

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