Installing WooCommerce is free, but integrating the shopping cart completely with the system requires additional investment. Moreover, if you don't know WordPress, you won't know how to use WooCommerce. But the biggest problem with WooCommerce is its lack of scalability; as your business grows and you get more sellers, products and customers on your database, WooCommerce starts slowing down.
Magento is an open-source platform offering maximum flexibility as well as third party integration. It comes with an abundance of features other platforms are missing, including multiple locations, sites, languages, and currencies. Magento also happens to be very scalable and it suited to grow your small or enterprise business to a thriving online store.
For those who wish to start a multi-vendor store such as one on Amazon may find BigCommerce lacking some of the available support other ecommerce platforms provide with more integrated marketplace models. Another concern with BigCommerce may be the lack of free themes. With only 7 free themes, BigCommerce lags behind other ecommerce platforms, given the fact that most of them offer more than 20 free themes. But that doesn't change the fact that you get a multitude of premium themes and plenty of customization options to give your store a unique identity.
Load time is a pretty straightforward indicator of how fast your site is. Simply put, it’s the measure of how long it takes a page (or pages) on your site to fully load. A slow site is a killer in ecommerce – potential customers run away from slow sites, and as we mentioned earlier, each second you gain in site loading speed translates directly into sales gained.