How Close can Each Pinpointer Detect Gold Nuggets

[@HarryHoudiniprospecting]

I have always been told the Garret plays up with the GPX and GPZ. Is this correct or just a way to push you to one brand?
Cheers HH

[@haroldharold3908]

Yep garret carret is miles better and more reliable ...I had two of the other and both bad news