IBW formulas + BMI range

Ideal Weight for 164cm (5'5")

Reference weight estimated with four commonly used ideal body weight formulas: Devine, Robinson, Miller and Hamwi. The healthy range is derived separately from the standard adult BMI range.

49.8 kg

Min healthy weight

61 kg

Ideal weight (men)

56.9 kg

Ideal weight (women)

67 kg

Max healthy weight

Ideal Weight Results

👨 Men
👩 Women

61

kilograms

Ideal weight for men at 164cm (average of 4 formulas)

49.8 kg

Min healthy

61 kg

Ideal weight

67 kg

Max healthy

UnderweightNormalOverweightObese

Ideal weight 61 kg falls within the healthy BMI range

👨 Men

61 kg

49.8–67 kg

134.6 lbs

👩 Women

56.9 kg

49.8–67 kg

125.5 lbs

Ideal weight for a 164 cm woman

Healthy range 49.8–67 kg (109.7–147.6 lb); the four-formula average is 56.9 kg (125.5 lb).

Ideal weight for a 164 cm man

Healthy range 49.8–67 kg (109.7–147.6 lb); the four-formula average is 61 kg (134.6 lb).

In feet and inches, 164 cm is about 5'5". See ideal weight for 5'5" in pounds.

Reference Weight by 4 Common IBW Formulas

FormulaYearMen (kg)Women (kg)

Devine

Developed for drug-dosing calculations

197460.556

Robinson

Regression-based

198360.756.8

Miller

Regression on updated insurance tables

198362.659.3

Hamwi

Quick estimation rule (1964)

196460.355.5
Recommended Average—6156.9

BMI Categories for 164cm Height

These weights are calculated specifically for someone 164cm tall

🔵 Underweight

BMI < 18.5

Under 49.8 kg

🟢 Healthy

BMI 18.5 — 24.9

49.8 — 67 kg

🟠 Overweight

BMI 25 — 29.9

67.1 — 80.4 kg

🔴 Obese

BMI ≥ 30

Over 80.4 kg

How to Calculate Ideal Weight for 164cm

1

Convert height to inches

164 cm ÷ 2.54 = 64.6 inches (5'5")
2

Inches above 5 feet (60 in)

64.6 − 60 = 4.6 inches above 5ft
3

Apply Devine formula (most used)

Men: 50 + (2.3 × 4.6) = 60.5 kgWomen: 45.5 + (2.3 × 4.6) = 56 kg
4

Verify with BMI

BMI = 60.5 ÷ (1.64)² = 22.7 ✅ Within healthy range

About the 4 Medical Formulas

Hamwi (1964)

The earliest formula, developed by Dr. G.J. Hamwi in 1964 for clinical nutrition. Published via the American Diabetes Association .

Devine (1974)

Developed by Dr. B.J. Devine in 1974 for drug dosage calculations. It later became a common reference-weight estimate.

Robinson (1983)

Developed by Dr. J.D. Robinson in 1983 using regression analysis of Metropolitan Life Insurance data. Gives values close to Devine.

Miller (1983)

Developed by Dr. D.R. Miller in 1983 using updated Metropolitan Life tables. Typically produces the highest values.

Why Does Ideal Weight Differ Between Men and Women?

At 164 cm the four formulas give men about 4.1 kg more than women, because each formula uses different constants for men and women, derived from historical height–weight data (on average men carry more lean and bone mass). The BMI-based healthy range is the same for both sexes at the same height.

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Frequently Asked Questions

What is the ideal weight for 164cm?↓
The ideal weight for 164cm (5'5") ranges from 49.8 to 67 kg for men, and 49.8 to 67 kg for women. This range is based on a healthy BMI of 18.5–24.9 per WHO classification guidelines.
What is the ideal weight for a woman at 164cm?↓
For a woman at 164cm, the ideal weight ranges from 49.8 to 67 kg. The average of 4 common formulas (Devine, Robinson, Miller, Hamwi) is 56.9 kg. Individual results may vary based on muscle mass and body frame.
Is 70 kg a healthy weight for 164cm?↓
A weight of 70 kg at 164cm gives a BMI of approximately 26, which falls in the overweight range (25–29.9). Working toward the healthy range (49.8–67 kg) through balanced nutrition and exercise is recommended.
How do I calculate BMI for 164cm height?↓
BMI = weight (kg) ÷ height (m)². For 164cm (1.64m): BMI = your weight ÷ 2.6896. Example: if you weigh 61 kg, your BMI = 22.7 — within the healthy range (18.5–24.9).
What is the difference between Devine, Robinson, Miller and Hamwi formulas for 164cm?↓
For men at 164cm: Devine = 60.5 kg, Robinson = 60.7 kg, Miller = 62.6 kg, Hamwi = 60.3 kg. For women: Devine = 56 kg, Robinson = 56.8 kg, Miller = 59.3 kg, Hamwi = 55.5 kg. Using the average of all four gives the most balanced estimate.
How do I reach my ideal weight at 164cm?↓
To reach the ideal weight (61 kg for men, 56.9 kg for women) at 164cm: calculate your daily calorie needs using a TDEE calculator, then create a deficit of no more than 500 calories/day to safely lose 0.5 kg per week. Incorporate strength training 3×/week to preserve muscle mass.

BMI at 164 cm by weight

Weight (kg)BMICategory
4014.9Underweight
4516.7Underweight
5018.6Healthy
5520.4Healthy
6022.3Healthy
6524.2Healthy
7026Overweight
7527.9Overweight
8029.7Overweight
8531.6Obesity class 1
9033.5Obesity class 1
9535.3Obesity class 2
10037.2Obesity class 2
10539Obesity class 2
11040.9Obesity class 3

Standard adult BMI cut-offs (18+). They do not apply to children and teenagers.

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📚 Scientific References

  1. [1]Hamwi GJ. Therapy: changing dietary concepts. American Diabetes Association. 1964.
  2. [2]Devine BJ. Gentamicin therapy. Drug Intelligence & Clinical Pharmacy. 1974;8:650–5.
  3. [3]Robinson JD et al. Determination of ideal body weight for drug dosage calculations. Am J Hosp Pharm. 1983;40:1016–9.
  4. [4]Miller DR et al. Determining ideal body weight (and mass). Am J Hosp Pharm. 1983;40:1622–5.
  5. [5]WHO BMI Classification — Global Nutrition Monitoring Framework.
  6. [6]NHLBI. Aim for a Healthy Weight. National Heart, Lung, and Blood Institute.
  7. [7]Pai MP, Paloucek FP. The origin of the 'ideal' body weight equations. Ann Pharmacother. 2000;34(9):1066–9.
  8. [8]Peterson CM et al. Universal equation for estimating ideal body weight. Am J Clin Nutr. 2016;103(5):1197–203.

⚕️ Medical Disclaimer

These figures are educational estimates based on common ideal body weight formulas and the adult BMI range. They are not a substitute for personal medical assessment. Healthy weight is influenced by individual factors including muscle mass, bone density, age, and health status. Consult your physician or registered dietitian for a personalized evaluation.