“Based on gold nugget performance only. I don’t care about the ergonomics one way or the other. Will the Axiom for sure make lots of finds I can’t possibly make with my GPX 5000? Should I sell my GPX to get the Axiom based on that assumption?” That’s the question that was posed to me. And my short answer is no. The Axiom is in the same general ballpark as the GPX 5000, but there is no particular reason to think its performance is different enough to make a real difference. What one will nor