In fact it is EQ - emotional intelligence - and not IQ that predicts positive life outcomes most strongly.
Among many others.
Even in health and longevity: https://journals.sagepub.com/doi/10.1111/j.0963-7214.2004.01...
Besides, low IQ is associated with worse life outcomes even if, as you say, low EQ is most strongly associated with the same. They're not mutually exclusive.
In fact it is EQ - emotional intelligence - and not IQ that predicts positive life outcomes most strongly.