Z10 or Z30? Answer 4 quick questions about display, cart use, weather protection and how much Garmin-connected hardware you actually need.
Focus on whether you want the lighter entry into Range Relay or the more equipped connected laser.
The Z10 uses a black PDLC display; the Z30 uses a red OLED display.
Think about how often the rangefinder lives on a cart rail or gets used in wet conditions.
Both use 6x magnification; the official flag ranges differ.
You want Garmin Range Relay, Find My Garmin and tournament-ready laser distance in a compact, simpler 6x package with a replaceable CR2 battery.
You want Garmin Range Relay in a more feature-rich 6x laser with red OLED, built-in magnetic cart mounting, IPX7 protection and a longer official flag range.