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1 lbs to kg (1 lb to kg)
1 lb equals 0.4536 kg. This is the exact conversion for 1 lbs to kg, derived from exact SI/NIST definitions with the standard conversion factor. It's also written 1 lb to kg. See nearby values below, or open the full Unit Converter to convert any other value or unit.
Quick answer
1 lb = 0.4536 kg
- 1 lb = 0.4536 kg
- Exact definitional conversion factor
Frequently asked questions
What is 1 lbs in kg?
1 lb is 0.4536 kg. The conversion uses the exact factor 1 lb = 0.4536 kg.
How do I convert lbs to kg?
Multiply by the exact factor (1 lb = 0.4536 kg). Open the full Unit Converter to convert any value.
Is 1 lb to kg the same as 1 lbs to kg?
Yes — 1 lb to kg and 1 lbs to kg are the same conversion: 1 lb = 0.4536 kg.