My first was out of his first car seat at 7 months. Was supposed to last him until he was 1 year old 😅 he is 98 percentile x
We have the Reecle from Amazon - it spins and is easy to clean. Will supposedly last until he is 12 years old! Would definitely recommend. https://amzn.eu/d/53MZ6rB
Ideally you're best off maxing out your infant seat. If you join ERF car seats on fbook they can offer you support on fitting and next seats