Magnetic Locator Comparison Chart
 
GA-52Cx
GA-72Cd GA-92XTi GA-92XTd
Mac-51Bx
Major features

Most Popular
Least Expensive
Most Sensitive

Most Rugged
Most Popular for UXO and Demining Applications

Most Portable
Comes with Holster
Smallest
Most Ergonomic

Most Portable
Comes with Holster
Smallest
Most Ergonomic
Magnetic Locator like GA-52Cx
Includes dual frequency Pipe and Cable Locator
Output          
    Audio
Yes
Yes
Yes
Yes
Yes
    Visual
Yes
Yes
Indicators          
   Battery
Yes
Yes
Yes
   Sensitivity
Yes
Yes
Yes
Sensitivity controls
5 levels
4 levels
Continuous
Continuous
Continuous