Mobile traffic will increase: If your website is responsive then mobile visitors will definitely like it and this will definitely increase the traffic of the website.
Website loading speed will increase: If you have optimized your website for mobile and tablets, then it will not take much time for webpages to open and the speed of the site will improve.
It is easy to manage: If you create separate sites for desktop and mobile, then obviously managing two different sites will not be easy to promote. But if your website is responsive then a single site will work for you. will go.
Google also recommends: RWD is preferred by Google because the URL of the responsive website is the same for all devices, which makes it easier for Google to crawl, index and understand it.