If that is all you are after, Magento is not worth the tradeoff - it is supremely robust but its code and database schema is just too complex to let you do simp

If that is all you are after, Magento is not worth the tradeoff - it is supremely robust but its code and database schema is just too complex to let you do simple things easily. You could try Open Cart, it's quite a modern PHP cart with paypal etc built in.