# Ariel MOT reliability by model | RegFlags

First-time MOT pass rates for 4 Ariel models, from 131 real MOT tests.

## Models

- [Ariel Atom](https://regflags.co.uk/reliability/ariel/atom.md): 94% first-time pass rate, 105 MOT tests, first used 2003–2019
- [Ariel Unclassified](https://regflags.co.uk/reliability/ariel/unclassified.md): 83% first-time pass rate, 24 MOT tests (few mots), first used 2004–2022
- [Ariel Ariel](https://regflags.co.uk/reliability/ariel/ariel.md): 100% first-time pass rate, 1 MOT tests (very few mots), first used 2012–2012
- [Ariel Na](https://regflags.co.uk/reliability/ariel/na.md): 100% first-time pass rate, 1 MOT tests (very few mots), first used 2009–2009

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