Height to Inches Converter
This is the single source of truth for height unit conversion across the site — every calculator here uses the same factors — and a handy standalone converter for anyone who just wants to convert their height.
The factor 2.54 is exact by definition of the international inch. Worked examples: 5′10″ → 70 in → 177.8 cm; 6′0″ → 72 in → 182.9 cm; 4′10″ → 58 in → 147.3 cm.
The formula
total_inches = feet × 12 + inches total_cm = total_inches × 2.54
The factor 2.54 is exact by definition of the international inch. Worked examples: 5′10″ → 70 in → 177.8 cm; 6′0″ → 72 in → 182.9 cm; 4′10″ → 58 in → 147.3 cm.
Height reference table (4′10″ to 6′8″)
| Height | Total inches | Total cm | Max waist (in) — WHtR 0.55 | Max waist (cm) |
|---|---|---|---|---|
| 4′10″ | 58 | 147.3 | 32.0 | 81.3 |
| 5′0″ | 60 | 152.4 | 33.0 | 83.8 |
| 5′2″ | 62 | 157.5 | 34.0 | 86.4 |
| 5′4″ | 64 | 162.6 | 35.0 | 88.9 |
| 5′6″ | 66 | 167.6 | 36.5 | 92.7 |
| 5′8″ | 68 | 172.7 | 37.5 | 95.3 |
| 5′10″ | 70 | 177.8 | 38.5 | 97.8 |
| 6′0″ | 72 | 182.9 | 39.5 | 100.3 |
| 6′2″ | 74 | 188.0 | 40.5 | 102.9 |
| 6′4″ | 76 | 193.0 | 42.0 | 106.7 |
| 6′6″ | 78 | 198.1 | 43.0 | 109.2 |
| 6′8″ | 80 | 203.2 | 44.0 | 111.8 |
Original table. The max-waist columns show height × 0.55 rounded to the nearest ½ inch. Informational only — not an official ABCP determination.
Related
- WHtR calculator — check your current ratio
- Waist Target Calculator — plan your margin
- Inches to cm Converter
- How to Measure Your Height
Unit factors and rounding are documented on the Methodology page.