The tail-loading of the cartoner is usually faster, and if your product is well controlled and can be slipped into the smaller end of the carton, then you are suitable for a tail-loading cartoner. If you need to load multiple items into the paper tray, the side loader is more suitable for you.
Recommended cartoning machine products: https://www.hlyj.net/Products/72/
DPH-ZHJ series high-speed blister packaging machine and automatic cartoning machine linkage production line