Short answer: in Ireland, men who are 171 cm (5′7″) weigh 181 lb (82 kg) on average (median 178 lb). The middle half weigh 159–200 lb (72–91 kg).
181 lb (82 kg)
average weight
159–200 lb (72–91 kg)
middle 50%
171 cm
taller than 20% of men in Ireland
| Percentile | Weight |
|---|---|
| P10 | 143 lb (65 kg) |
| P25 | 159 lb (72 kg) |
| P50 | 178 lb (81 kg) |
| P75 | 200 lb (91 kg) |
| P90 | 221 lb (100 kg) |
Percentile: the share of men at this height who weigh less. The 90th percentile, for example, is where the heaviest 10% begin.
The World Health Organization's normal BMI range (18.5–24.9) works out to 119–161 lb (54–73 kg) at 171 cm (5′7″). About 26% of men this tall in Ireland fall in that range and 73% above it. It's a reference range, not a personal "ideal weight": it ignores muscle, age and build.
| Average weight | Middle 50% | |
|---|---|---|
| United States | 188 lb (85 kg) | 161–212 lb (73–96 kg) |
| Brazil | 176 lb (80 kg) | 153–196 lb (69–89 kg) |
| Pakistan | 167 lb (76 kg) | 142–188 lb (64–85 kg) |
| China | 160 lb (73 kg) | 143–175 lb (65–79 kg) |
| Indonesia | 151 lb (68 kg) | 131–167 lb (60–76 kg) |
| India | 149 lb (68 kg) | 131–165 lb (59–75 kg) |
| Nigeria | 147 lb (67 kg) | 130–162 lb (59–74 kg) |
| Bangladesh | 144 lb (65 kg) | 127–158 lb (57–72 kg) |
How much do 171 cm (5′7″) women weigh? →
Statistics, not a health assessment. Weight at a given height is the country's BMI distribution × height², assuming BMI doesn't depend on height. Details: methodology and sources.