La glace à vanille est supérieure à la glace au chocolat.Ce produit est inférieur au nôtre.
The difference is simply that "a + le" gets contracted to "au". As produit is a male noun, it would be "à le nôtre" which becomes "au nôtre".
Sign in to submit your answer
Don't have an account yet? Join today
Test your French to the CEFR standard