A is the smallest, B is medium, and C is the largest. Seat width, depth, and back height differ. Check the manufacturer’s dimensions and try the chair where possible; height alone does not determine the right fit.
Check the chart below for your height and weight, then look for the corresponding size on each listing.
Find your height on the left and weight along the bottom. Follow them to where they meet to see size A, B, or C. “A or B” and “B or C” mark overlapping size ranges.
Open full-size chart ↗A = small · B = medium · C = large. Use the chart as a starting point when choosing your size.
This is a general model comparison. Colors, age, condition, and included adjustments vary by listing. Manufacturer product pages describe their own products and sales terms; NYC Seating’s terms apply to purchases here.