Summary Even though the aggregator business model has different features, both of them connect the vendors and buyers together on a common platform. The customer service is nearly the same and good in both the marketplace and the aggregator business model. If you are interested in the marketplace model and marketplace aggregator model, then you can try Purchase Commerce which is an advanced multi-vendor marketplace platform. Purchase Commerce is built on top of the latest technologies keeping in mind the booming marketplace needs to build your dream platform with a profitable business model.