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Ideal Weight

Find your ideal weight based on height.

Reviewed by Ankit Gupta· Builder · AllSmartCalculators

health

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Introduction to the Ideal Weight Calculator

The Ideal Weight Calculator is a free online tool that finds your healthy weight target using four trusted formulas: Devine, Robinson, Miller and BMI based range. The basic BMI method uses Weight = BMI x Height in metres squared, with healthy BMI from 18.5 to 24.9.

Indian users from gym-goers to home makers and senior citizens rely on this ideal body weight tool for fitness, medical and lifestyle goals. Whether you live in Mumbai working long IT hours, Chennai prepping for a wedding shoot or Pune training for a half marathon, the healthy weight range formula stays central. Related concepts like BMI, body fat percent, muscle mass and waist hip ratio all sit beside ideal body weight as core health metrics.

Inputs are your height, gender, age and frame size. Outputs are ideal weight per formula and a recommended healthy range in kilograms, useful for diet and workout planning.

Note: This is general guidance. For medical advice, consult a registered Indian dietitian or doctor.

Who Should Use This Ideal Weight Calculator

  1. Gym beginners in Bengaluru setting a 6-month weight loss target before booking a personal trainer.
    1. Working mothers in Mumbai planning post-pregnancy weight goals with paediatrician approval.
    1. Wedding couples in Jaipur preparing for ceremonies and pre-wedding shoots 4-6 months ahead.
    1. Senior citizens in Chennai under cardiology care managing healthy weight to control BP and sugar.
    1. College students in Pune balancing hostel mess food with regular jogging and gym routines.

Tips for Healthy Weight Management

Smart Ideal Weight Tips

  1. Aim to lose only 0.5 kg per week, since faster loss usually means muscle and water rather than fat.
    1. Budget Rs 3000-5000 monthly for protein sources like dal, paneer, eggs and whey for sustainable Indian diets.
    1. Use a digital weighing scale at home for daily morning readings; trustworthy ones cost Rs 800-2000.
    1. Track waist circumference too, since Indian users often store visceral fat at lower BMI compared to Western charts.
    1. Combine the Indian government Eat Right plate (50 percent veg, 25 percent grain, 25 percent protein) with 30 minutes daily activity.

Formula Explanation

Core Ideal Weight Formula

Devine Men: 50 + 2.3 x (Height inch - 60) Devine Women: 45.5 + 2.3 x (Height inch - 60) Robinson Men: 52 + 1.9 x (Height inch - 60) BMI Range: 18.5 to 24.9 x (Height m)^2

Where:

  • Height inch = total height converted to inches (1 inch = 2.54 cm)
    • Height m = total height in metres
    • BMI = body mass index in kg/m squared

Example: A 170 cm (5 ft 7 in) man, Devine formula gives 50 + 2.3 x 7 = 66.1 kg. BMI range at 1.70 m gives 53.5 to 72 kg.

Ideal Weight Quick Reference Table

Height (cm)Men Devine (kg)Women Devine (kg)Healthy BMI Range (kg)
15550.646.144.5 to 59.9
16559.755.250.4 to 67.8
17064.259.753.5 to 72.0
17568.764.256.7 to 76.3
18073.268.760.0 to 80.7

Real-World Example

Example: Kavya's Wedding Fitness Plan

Meet Kavya, a 28 year old high school teacher from Jaipur. She is 162 cm tall, weighs 68 kg, and has 6 months left before her wedding ceremonies start in winter.

Step 1: Kavya uses Devine for women at 162 cm (63.8 inches): 45.5 + 2.3 x 3.8 = 54.2 kg. Step 2: BMI healthy range at 1.62 m: 18.5 x 2.62 to 24.9 x 2.62 = 48.5 to 65.3 kg. Step 3: Realistic target: 60 kg in 6 months, losing 8 kg at 1.3 kg per month.

Result: Kavya hires a Rs 4000 per month dietitian, joins a Rs 1500 per month gym, and reaches 60 kg in 5.5 months. She also drops her waist size by 4 inches before the wedding outfits final fitting.

Frequently Asked Questions About Ideal Weight

Indian users often ask which ideal weight formula suits them best, how BMI fits in and whether Western charts apply to Indian body types. The answers below compare Devine, Robinson, Miller and BMI methods along with practical Indian diet and exercise tips for safe weight management.

Frequently asked questions

How does the Ideal Weight Calculator work?

The Ideal Weight Calculator computes your target weight using multiple established formulas: Devine, Robinson, Miller, Hamwi, and a BMI-range-based estimate. Each formula adjusts for gender and height. Devine for men is 50 kg + 2.3 kg per inch above 5 feet. The calculator shows results from all formulas plus an average, so you have a realistic range rather than a single number.

How accurate is the ideal weight estimate?

Multiple formulas give a band rather than one precise figure, which is more honest. The Devine and Robinson formulas slightly underestimate for muscular builds. For Indian populations, AIIMS uses the Asian BMI 18.5-22.9 normal-weight band as the practical reference. The calculator's BMI-range estimate uses Asian cutoffs by default and matches what an Indian nutritionist would recommend.

What inputs does the Ideal Weight Calculator need?

Enter your height (in cm or feet/inches), gender, and optionally age and body frame size (small, medium, large) for more nuanced estimates. The calculator returns ideal weight from each formula, an average, and a healthy range based on BMI 18.5-22.9 for Indians or 18.5-24.9 for international standard. Body frame estimates need a wrist measurement input.

Should I aim for the BMI-based or formula-based ideal weight?

For most healthy adults, the BMI-range gives a more practical target than the single-number formulas. Aim for the middle of the Asian healthy range (BMI 20-21) if you have average build. The single-number formulas like Devine work best for clinical drug-dosing reference rather than personal fitness goals. The calculator shows all options so you can pick what fits your goals.

Is the Ideal Weight Calculator free to use?

Yes, the Ideal Weight Calculator is free on AllSmartCalculators with no signup, ads inside the form, or login. Works on any phone or laptop browser. Bookmark it when setting weight goals before a fitness programme, evaluating health insurance medical norms, or matching your current weight to a healthy range during routine health checkups every 6-12 months.

What other calculators help with weight goals?

Pair the Ideal Weight Calculator with the BMI Calculator (for current-state assessment), the Calorie Calculator (for deficit or surplus planning to reach goal weight), and the Body Fat Calculator (for composition tracking). The BMR Calculator helps set realistic daily intake, and the Macro Calculator splits that intake into protein-carb-fat targets aligned with your goal.

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Results from this calculator are estimates for informational use only — not financial, medical, or professional advice. Read our full disclaimer before acting on any number you see here.