The phrase "overall package" refers to considering everything together as a whole. It means taking into account all the different aspects or qualities of something to form an overall judgment or assessment. Full definition
If an author feels the Big 5 present the best overall package of services, have at it. (michaelwgriffith.com)
You'll be hard - pressed to find a better overall package at the same price point; this is one car you really can't go wrong with. (carbuzz.com)
I will give it full marks and I am sure it will surprise with overall package including best battery performance than any other tablets. (gadgets.ndtv.com)