So which one do I choose????????????????????

so I have a boyfriend...I really really really like him a lot, but there is a nother guy who I also like a lot...my bf has been being a jack *** latly but i still like him a lot, but then this other guy is just great he is the nicest guy on earth...I like them both about equally so what do I do ....stick wit the bf or try it with the other guy?