You could go with something like this. This would be the most cost effective and could pick any type of cakes you want. This is a different direction, but thought I would put it out there. This would be $100 plus the cost of renting the stand.
10 Fun Alternative Wedding Desserts to Serve Instead of Cake
Offering cookies may seem offbeat, but done the right way, it can be pretty perfect. Make sure you offer a good variety and that you present your cookies in a nice way (either in baskets or on decorated platters). For some added fun, put signs out that let your guests know the groom's favorite and the bride's favorite.
Art-Deco Wedding Inspo That Brings the Outdoors In!
Garden inspired four tier white and soft blue wedding cake wrapped in bold florals: http://www.stylemepretty.com/2016/10/03/art-deco-inspo-that-brings-the-outdoors-in/ Photography: Kayla Barker - http://kaylabarker.com/