Shopping online has also become a new trend as a result of the recent pandemic COVID 19, which has significantly altered consumer purchasing habits and improved public acceptability. However, some e-commerce is still having trouble in achieving satiation while other businesses are growing quickly. Bikroy.com and Daraz.com are Bangladeshi e-commerce platforms where buyers and sellers can connect and exchange things online. These websites were launched in Bangladesh in 2012 and 2015, respectively. Both E-commerce advertises their goods and services on social media platforms like Facebook, Instagram, etc. as m-commerce increasingly gains popularity in Bangladesh. Two examples worth mentioning are Daraz's social media promotion of 15% cash back for Nagad/Bkash Payments and Bikroy’s “Stay Safe in Bikroy.com”. The purpose of the study is to contrast these two e-commerce companies in order to demonstrate why some, like Bikroy, have had trouble attracting customers despite having formerly been the industry leader and a quick mover. At the same time, Daraz.com has experienced significant growth in popularity in the Bangladeshi market despite receiving several product quality complaints. This study uncovers the best business model- and advertising-focused market strategies are most su...