There is always the question How Long Are Reels On Instagram so the answer is a maximum of 15 seconds still you can post 90 seconds which is more than one minute. But if there is no need you should post a reel maximum of 60 seconds it is good for both your story and also for the Instagram algorithm. And you know what most trending videos are 15 seconds. Social media experts also say that people like short videos less than 60 seconds or 1 minute.
You can also visit: https://techyvibe.net/instagram-reel-length/