Look at what fills the gutter
Large leaves, pine needles, roof granules, and windblown debris behave differently. The right guard choice depends on the debris around your home and the pitch of the roof.
Access matters
If a second-story run, steep grade, or icy side yard makes cleaning risky, a guard system can reduce maintenance and make seasonal checks easier.
Guards still need inspection
No system means ignoring your gutters forever. Guards reduce clogs, but occasional checks help catch branches, ice issues, and unusual runoff before they cause damage.