Which is the superior android phone?

I currently have an Galaxy S5 and was looking to potentially go into a new phone. I was thinking to go into a galaxy S6 128gb, because the main reason I'm moving is because of issues with internal memory. But the LG G4 also caught my eye, and I liked that it had the 32 gb internal memory with the opportunity for expandable memory. A friend said I should just hold out until the next Nexus phone arrives, but I've never been too impressed by the Nexus phones when measuring them next to the previous generations' competitors. I thought to instead take it to the community and see your thoughts, since most of the complaints and negative reviews about the S5 are about people whining since the expandable memory is gone. I don't think this alone should lampoon the user reviews of the device based on its performance.

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