There are many themes available,may be not the exact one,but equally good or better themes. live eg:- http://www.josephinvest.com/
It is usually for budget websites. If and when you grow beyond million customers, you can change.
High quality websites cost anywhere from 1 lakh to 1 million + rupees. While wix gets it done at 25k. There are other similar options like magento,which is better for e-commerce but more expensive.
In fact Magento not only offers website management but also does order management. So,ifyour budget is nearer to 1 lakh, Magneto is better. Even nike store is built on magneto.
You have shopify at your service. Which is also good.
You have many options. Depending on your budget, a lot can be done.
So yes, a website similar to foodpanda can be made easily, but maybe not on wix but other platforms.
What is your budget?