Is the Ford Mustang reliable?

The Ford Mustang has an average MOT pass rate of 88% across 30 years, based on 29,930 tests in 2026. That's 6 points above the national average of 82%. The most reliable year is 1991 with a 98% pass rate.

Which year Ford Mustang is best?

The 1991 Ford Mustang has the highest MOT pass rate at 98%, while the 2000 model has the lowest at 76%. There's a 22 percentage point spread between the best and worst years.

Ford Mustang

Reliability, running costs, and MOT data across 30 years from 29,930 real MOT tests.

Avg Pass Rate

88%

Total Tests

29,930

Best Year

1991 (98%)

Years Covered

About the Ford Mustang

The Ford Mustang has been tested 29,930 times in 2026 MOT data across 30 model years (1991 to 2022), with an average pass rate of 88%. That's comfortably above the national average of 82%, making it a reliable choice. Available as petrol and electric.

Best and Worst Years

The 1991 model is the most reliable with a 98% pass rate from 48 tests. The 2000 model has the lowest at 76%. With a 22 point spread, choosing the right year makes a big difference to reliability.

Reliability Trend

Newer FORD MUSTANGs show better MOT pass rates than older ones, with an average improvement of 4 percentage points.

Mileage Across Years

The oldest model in our data (1991) averages 73,234 miles, while the newest (2022) averages 13,235 miles.

Estimated Running Costs

Fuel (Electric, 0cc)

£500

Road Tax

£195

MOT Test

£55

Predicted Repairs

£200

Total per year£950

Per month£79/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 Ford Mustang?

vs national average+6% (82% avg)

vs Ford brand average+3% (85% avg)

Best to worst year spread22 percentage points

Reliability trendImproving over years

Ford Mustang by Year

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

Year	Pass Rate	Tests	Avg Mileage
2022	96%	54	13,235 mi
2021	91%	923	15,949 mi
2020	92%	2,330	18,792 mi
2019	89%	3,200	23,848 mi
2018	90%	5,727	30,511 mi
2017	90%	5,161	33,418 mi
2016	88%	6,644	36,878 mi
2015	88%	797	42,568 mi
2014	90%	193	54,631 mi
2013	90%	223	53,084 mi
2012	88%	250	63,500 mi
2011	82%	199	70,044 mi
2010	86%	242	71,217 mi
2009	88%	260	65,602 mi
2008	88%	463	57,208 mi
2007	87%	628	66,137 mi
2006	86%	651	73,935 mi
2005	88%	677	72,553 mi
2004	82%	147	59,270 mi
2003	85%	95	81,097 mi
2002	92%	75	77,428 mi
2001	85%	88	67,827 mi
2000	76%	128	75,538 mi
1999	88%	101	85,621 mi
1998	90%	70	115,083 mi
1997	84%	125	77,032 mi
1996	84%	170	96,301 mi
1995	84%	137	92,168 mi
1994	84%	124	84,772 mi
1991	98%	48	73,234 mi