This question is difficult to answer because both have achieved certain success, but they have different fields. Alibaba is a global online trading group that has almost all businesses around the world, including online retail and payment services.

Ant Financial is a large financial technology company under Alibaba. They have developed rapidly in the past five years, including innovative products and services for payment, technology, finance and financial technology. So, based on the different fields you mentioned, it can be said that Ant Financial is better in financial technology, but Alibaba is faster than Ant Financial in online retail and payment.