Yes, there is a big difference between them. In website designing we start from zero here you are selecting these things from multiple choices; font for web page content, colors, images for products and advertising, themes, page layout, and website maintenance to hanging or editing some content of web page, changing some links or e-mail address. To get ranked on google requires maintenance regularly, this way you can get your site always fresh in the search engine and will be user-friendly. So, stay ahead in the world of the internet, web maintenance is required on the type of site informational or e-commerce