Birth Weight Calculator
Assess newborn birth weight, calculate percentiles, and classify weight category based on gestational age.
Birth Information
weeks
Maternal Factors (Optional)
cm
kg
Birth Weight Classification
3200 g
Normal Birth Weight
Percentile
10-25th
Weight in kg
3.20 kg
Weight in lbs
7.1 lbs
Expected Range
3050-4050g
Size for Gestational Age
Appropriate for Gestational Age (AGA)
Based on weight at 40 weeks gestation
Weight Categories
ELBWExtremely Low Birth Weight
0-1000gVLBWVery Low Birth Weight
1000-1500gLBWLow Birth Weight
1500-2500gNBWNormal Birth Weight
2500-4000gHBWHigh Birth Weight
4000-4500gMacrosomiaVery High Birth Weight
4500-4500+g