They're not as strong as us/we.
my answer is us
is it correct?
They're not as strong as us/we. In short, both forms are possible. If we assume that the complement of "as" is a clause reduced to a single element, and the pronoun is subject of that clause, as it is here, then both nominative and accusative case pronouns are possible.
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They're not as strong as us/we.
In short, both forms are possible.
If we assume that the complement of "as" is a clause reduced to a single element, and the pronoun is subject of that clause, as it is here, then both nominative and accusative case pronouns are possible. The choice of case depends on style. In formal style it appears as nominative, as in unreduced clauses: