There’s no need to post your question several times. In fact, you’re going to fragment the replies to your question by doing so! Just be patient, we have users across many different time zones. You should get your answer in 12 hours in any case.
Your question has been answered many times over in this forum. Try using the search function to look for terms like “26 vs 29” or “should I get a bigger wheel” and you’ll find many threads full of information.
Edit: a quick search using “26 vs 29” returns many results. Here are two: