Answer 4 quick questions to see whether REDTIGER C001 or REDTIGER C016 better matches your priorities, playing style and preferred rangefinder ownership experience.
Both support slope control but use different physical controls.
C001 uses transflective LCD; C016 adds high-transmittance LCD with adaptive brightness.
Official comparison lists C001 about 197 g and C016 about 177 g.
Both use 7x, 1000 mAh rechargeable power, IP54 and built-in magnet.
REDTIGER C001 fits golfers who want 7x magnification, 1000 mAh rechargeable ownership, IP54 protection and built-in magnet with a slide-type slope control and transflective LCD.
REDTIGER C016 fits golfers who want the same core 7x/1000 mAh/IP54/magnetic platform but prefer button-operated slope control, adaptive-brightness high-transmittance LCD and lower weight.