Most reliable Vauxhall: MOT failure rates ranked

Updated 05 September 2026.

13.0%

Vauxhall Grandland, the most reliable Vauxhall

The most reliable Vauxhall on MOT failure rate is the Vauxhall Grandland, at 13.0% failures across 365,451 tests.

Rank	Model	MOT failure rate	Tests
1	Vauxhall Grandland	13.0%	365,451
2	Vauxhall Crossland	13.0%	354,081
3	Vauxhall Viva	13.7%	323,994
4	Vauxhall Vxr8	15.4%	9,118
5	Vauxhall Cascada	17.7%	32,111
6	Vauxhall Vivaro-E	17.9%	21,966
7	Vauxhall Mokka	18.8%	2,214,943
8	Vauxhall Victor	18.8%	7,006
9	Vauxhall Monaro	19.2%	12,759
10	Vauxhall Vx220	19.6%	30,937
11	Vauxhall Ampera	19.8%	15,710
12	Vauxhall Adam	20.7%	617,251
13	Vauxhall Insignia	22.2%	3,349,934
14	Vauxhall Insig	22.4%	9,089
15	Vauxhall Agila	23.6%	1,083,464

Questions and answers

What is the most reliable Vauxhall at MOT?

The most reliable Vauxhall on MOT failure rate is the Vauxhall Grandland, at 13.0% failures across 365,451 tests.

Which Vauxhall fails its MOT most often?

The Vauxhall Astramax has the highest MOT failure rate of the Vauxhall range, at 41.1%.