Odoo is superior to Shopify in terms of building e-commerce websites because of it all-in-one functionality, vast customization and its costs-effectiveness. It combines the ERP, CRM, accounting and inventory management which simplify the whole eCommerce business further on. Due to the open source nature of Odoo platform, it is easy to customize and integrate it with other ERP systems. This makes it perfect for different businesses as it can be adjusted to the unique needs of different businesses. Its optimum pricing, including a free version, and low running costs making Odoo a viable, practical and affordable alternative in the long-term to Shopify.