Body Type Calculator
Enter your measurements to find out if you're an Ectomorph, Mesomorph, or Endomorph. Works for men and women, with fitness, diet, and style tips tailored to your build.
Enter measurements
Fill in height, weight, shoulder, chest, waist, and hip.
Instant calculation
BMI and shoulder-to-hip ratio scored in seconds.
Get AI-powered tips
Receive your body type with personalized fitness and style advice.
What Are Body Types?
Body type theory groups people into three broad somatotypes: Ectomorph, Mesomorph, and Endomorph, based on skeletal frame, metabolism, and how the body tends to build muscle and store fat. Knowing yours helps you choose training and nutrition approaches that actually fit your build, instead of following generic advice.
Looking for proportion-based or Kibbe-style results? The Body Shape Calculator covers bust, waist, and hip ratios, which overlaps with how Kibbe body types assess silhouette and frame.
Ectomorph
A naturally lean, narrow frame with fast metabolism. Ectomorphs tend to have smaller joints, narrow shoulders and hips, and find it harder to gain weight or muscle.
Mesomorph
An athletic, naturally muscular build with shoulders roughly as wide as the hips. Mesomorphs gain muscle and lose fat relatively easily compared to other types.
Endomorph
A solid, naturally curvier build with a wider waist and hips relative to the shoulders. Endomorphs carry weight efficiently and tend to build strength quickly, though metabolism runs slower.
Why Knowing Your Body Type Helps
Train smarter
The right rep ranges, volume, and rest periods differ by body type.
Eat with purpose
Calorie and macro needs vary significantly between types.
Dress to your build
Certain cuts and fabrics flatter different frames.
Set realistic goals
Your genetics influence how fast you gain or lose weight.
Frequently Asked Questions
What is my body type calculator?
This is a free tool that classifies you as an Ectomorph, Mesomorph, or Endomorph based on your measurements. Enter your height, weight, and key proportions, and the calculator returns your body type with personalized fitness and style tips instantly.
How do I calculate my body type?
Enter your height, weight, shoulder width, chest, waist, and hip measurements into the form above. The calculator scores your BMI alongside your shoulder-to-hip ratio and returns your somatotype with tips tailored to your build.
How is body type calculated for women vs men?
The three somatotypes (Ectomorph, Mesomorph, Endomorph) apply to all bodies, but typical proportions differ by sex. Women tend to carry more fat around the hips, which affects the hip-to-waist comparison. The calculator accounts for this when you select your sex in the form, so results are relevant for both men and women.
Can body type change?
Your underlying skeletal frame stays fairly fixed, but body composition (muscle and fat distribution) can shift significantly with training and diet. Many people show traits of more than one type.
Is BMI accurate?
BMI is a useful starting point but doesn't account for muscle mass, bone density, or fat distribution. This calculator combines BMI with shoulder-to-hip proportions for a more complete picture.
What workouts suit each type?
Ectomorphs benefit from heavy compound lifts with longer rest; mesomorphs thrive on varied strength + cardio mixes; endomorphs see the best results from combining strength training with frequent cardio.
Want the full breakdown of each type? Read the full guide