Generally, speed is preferred above precision while playing a TTRPG—don’t make other people wait unnecessarily, close enough is good enough! However, if your table prefers precise rulings rather than fast but “good enough” ones, use the options below as a reference.
Measuring Spaces
Core Rules v2 p. 55
Official Variants
1Gridless
VariantCore Rules v2 p. 54
You can forgo counting spaces and measure typical movement from pinkie to thumb, the length of a pen or pencil, or just eyeball it—close enough is good enough for some tables!
Related Rules
5Cones & LinesAdventuring / Movement, Range & Space
Diagonal SpacesAdventuring / Movement, Range & Space
MovementAdventuring / Movement, Range & Space
Range & ReachAdventuring / Movement, Range & Space
SizeAdventuring / Movement, Range & Space