Weight Converter

Convert weight across metric and imperial systems accurately. Support for grams, kilograms, ounces, pounds, and stones.

Converter

Result

Gram (g)
0
Kilogram (kg)
0
Ounce (oz)
0
Pound (lb)
0
Stone (st)
0

Formula & Guide

Conversion Formulas

M

Metric to Imperial

Imperial = Metric × Conversion Factor

Multiply metric value by conversion factor

I

Imperial to Metric

Metric = Imperial ÷ Conversion Factor

Divide imperial value by conversion factor

Formula Variables

1 g

Gram

= 0.035274 ounces = 0.001 kilograms

1 kg

Kilogram

= 2.20462 pounds = 1000 grams

1 oz

Ounce

= 28.3495 grams = 0.0625 pounds

1 lb

Pound

= 16 ounces = 0.453592 kilograms

1 stone

Stone

= 14 pounds = 6.35029 kilograms

Step-by-Step Scenario

Example Scenario

Value

5 kg

Target Unit

pounds

1

Identify Conversion Factor

  • 1 kilogram = 2.20462 pounds
2

Apply Conversion Formula

  • Pounds = Kilograms × 2.20462
  • Pounds = 5 × 2.20462
Pounds = 11.0231

Additional Examples

Grams to Ounces

Input: 500 g

Result

500 × 0.035274 = 17.637 ounces

Pounds to Kilograms

Input: 10 lbs

Result

10 × 0.453592 = 4.53592 kg

Characteristics of Weight Conversion

Precise Factors

All conversions use exact conversion factors. For example, 1 pound = exactly 0.453592 kg, ensuring accurate results.

Multiple Units

Supports all common weight units: metric (g, kg) and imperial (oz, lb, stone) for comprehensive conversion.

Instant Results

Real-time conversion as you type. All units are calculated simultaneously for easy comparison.

Bidirectional

Convert from any unit to any other unit. No need to convert to a base unit first - direct conversions available.

Important Notes

  • Conversion factors are exact and standardized. 1 pound = exactly 0.453592 kg by international agreement.
  • For practical measurements, round results to 2-4 decimal places. The calculator shows up to 4 decimals for precision.
  • Metric system is base-10, making conversions easier. Imperial system uses various conversion factors.
  • When converting body weight, kilograms and pounds are most common. Stones are primarily used in the UK.
  • For cooking and recipes, grams and ounces are most practical for precise measurements.

Frequently Asked Questions

Find answers to common questions about weight conversion.