Is the Vauxhall Insignia reliable?

The Vauxhall Insignia has an average MOT pass rate of 80% across 14 years, based on 373,020 tests in 2026. That's 2 points below the national average of 82%. The most reliable year is 2018 with a 88% pass rate.

Which year Vauxhall Insignia is best?

The 2018 Vauxhall Insignia has the highest MOT pass rate at 88%, while the 2008 model has the lowest at 70%. There's a 18 percentage point spread between the best and worst years.

Vauxhall Insignia

Reliability, running costs, and MOT data across 14 years from 373,020 real MOT tests.

Avg Pass Rate

80%

Total Tests

373,020

Best Year

2018 (88%)

Years Covered

About the Vauxhall Insignia

The Vauxhall Insignia has been tested 373,020 times in 2026 MOT data across 14 model years (2008 to 2021), with an average pass rate of 80%. That's close to the national average of 82%. Available as diesel and petrol.

Best and Worst Years

The 2018 model is the most reliable with a 88% pass rate from 22,193 tests. The 2008 model has the lowest at 70%. With a 18 point spread, choosing the right year makes a big difference to reliability.

Reliability Trend

Newer VAUXHALL INSIGNIAs show better MOT pass rates than older ones, with an average improvement of 9 percentage points.

Mileage Across Years

The oldest model in our data (2008) averages 98,026 miles, while the newest (2021) averages 44,508 miles.

Compared to the Vauxhall brand average of 84%, the Insignia is 4 points lower, placing it among the less reliable Vauxhall models.

Estimated Running Costs

Fuel (Diesel, 1496cc)

£905

Road Tax

£195

MOT Test

£55

Predicted Repairs

£350

Total per year£1,505

Per month£125/mo

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

Full 2021 details

How reliable is the Vauxhall Insignia?

vs national average-2% (82% avg)

vs Vauxhall brand average-4% (84% avg)

Best to worst year spread18 percentage points

Reliability trendImproving over years

Vauxhall Insignia by Year

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

Year	Pass Rate	Tests	Avg Mileage
2021	84%	831	44,508 mi
2020	88%	2,460	43,298 mi
2019	88%	13,969	58,557 mi
2018	88%	22,193	64,781 mi
2017	85%	28,382	74,907 mi
2016	81%	40,683	87,026 mi
2015	80%	52,530	100,077 mi
2014	78%	47,126	110,129 mi
2013	79%	39,443	115,689 mi
2012	78%	37,494	119,018 mi
2011	77%	42,781	117,437 mi
2010	75%	26,420	117,904 mi
2009	74%	18,505	117,419 mi
2008	70%	203	98,026 mi