Weight Converter 2025

👤 Average Adult

Typical adult weight

70.00 kg

154.32 lbs

Convert Weight

Kilogram (kg)

Pound (lb)

Gram (g)

Ounce (oz)

Stone (st)

Milligram (mg)

Metric Ton (t)

US Ton

UK Ton (Long Ton)

Weight Info & Presets

Current Weight

70.00 kg

154.32 lbs

11.02 st

Quick Conversions

Kilograms:70.00 kg

Pounds:154.32 lbs

Grams:70000 g

Ounces:2469.18 oz

Conversion Formulas

kg → lbs: kg × 2.20462

lbs → kg: lbs ÷ 2.20462

kg → stone: kg × 0.157473

lbs → oz: lbs × 16

Quick Weight Presets

Weight Conversion Table

Kilograms (kg)	Pounds (lbs)	Stone (st)	Ounces (oz)
1 kg	2.20 lbs	0.16 st	35.3 oz
5 kg	11.02 lbs	0.79 st	176.4 oz
10 kg	22.05 lbs	1.57 st	352.7 oz
20 kg	44.09 lbs	3.15 st	705.5 oz
50 kg	110.23 lbs	7.87 st	1763.7 oz
70 kg	154.32 lbs	11.02 st	2469.2 oz
100 kg	220.46 lbs	15.75 st	3527.4 oz
150 kg	330.69 lbs	23.62 st	5291.1 oz

What is Weight Conversion?

Weight conversion transforms mass measurements between metric (kilograms, grams) and imperial (pounds, ounces, stone) systems. Essential for travel, cooking, fitness, and international commerce.

Our converter supports 12 weight units including kilograms, pounds, ounces, stone, tons, and more. Get real-time conversion across all units, weight context, and conversion formulas. Perfect for body weight tracking, cooking, shipping, and daily use.

How to Use

1Enter weight value in any unit field
2All other units update automatically in real-time
3See weight context (newborn, adult, heavy, etc.)
4Use quick presets for common weights
5Copy results or view conversion formulas

Weight Conversion Formulas

Kilograms ⇄ Pounds

kg to lbs:

lbs = kg × 2.20462

Example: 70 kg = 70 × 2.20462 = 154.32 lbs

lbs to kg:

kg = lbs ÷ 2.20462

Example: 154 lbs = 154 ÷ 2.20462 = 69.85 kg

Other Conversions

kg to stone:

stone = kg × 0.157473

Example: 70 kg = 70 × 0.157 = 11.02 stone

lbs to oz:

oz = lbs × 16

Example: 10 lbs = 10 × 16 = 160 oz

Kg to Lbs Conversion Table

Kilograms (kg)	Pounds (lbs)	Stone	Ounces (oz)
1 kg	2.2 lbs	0.16 st	35.27 oz
5 kg	11.02 lbs	0.79 st	176.37 oz
10 kg	22.05 lbs	1.57 st	352.74 oz
20 kg	44.09 lbs	3.15 st	705.48 oz
50 kg	110.23 lbs	7.87 st	1763.7 oz
70 kg	154.32 lbs	11.02 st	2469.2 oz
100 kg	220.46 lbs	15.75 st	3527.4 oz
150 kg	330.69 lbs	23.62 st	5291.1 oz

Weight Units Explained

⚖️ Metric System

Milligram (mg): 1/1000 of a gram

Gram (g): Base unit for small weights

Kilogram (kg): 1000 grams (SI base unit)

Metric Ton (t): 1000 kilograms

🌍 Used worldwide except US, Liberia, Myanmar

🇺🇸 Imperial System

Ounce (oz): 1/16 of a pound

Pound (lb): 16 ounces

Stone (st): 14 pounds (UK only)

Ton: 2000 lbs (US) or 2240 lbs (UK)

🇺🇸 Primarily used in United States

📊 Quick Facts

1 kg = 2.20462 lbs

1 lb = 0.453592 kg

1 stone = 6.35029 kg

1 kg = 35.274 oz

💡 Memorize: 1 kg ≈ 2.2 lbs for quick conversion

Common Weight Scenarios

👤 Human Body Weight

Newborn baby: 2.5-4 kg (5.5-8.8 lbs)
1 year old: 9-11 kg (20-24 lbs)
5 year old: 18-21 kg (40-46 lbs)
10 year old: 32-40 kg (70-88 lbs)
Adult male: 70-85 kg (154-187 lbs)
Adult female: 60-75 kg (132-165 lbs)

✈️ Luggage Weight Limits

Cabin baggage: 7-10 kg (15-22 lbs)
Check-in (economy): 20-23 kg (44-50 lbs)
Check-in (business): 30-32 kg (66-70 lbs)
Overweight fee: Charged per kg over limit
US domestic: Usually 50 lbs (22.7 kg) max
International: Usually 23 kg (50 lbs) max

🍳 Cooking Measurements

1 cup flour: ~125 g (4.4 oz)
1 cup sugar: ~200 g (7 oz)
1 cup butter: ~227 g (8 oz)
1 tablespoon: ~15 g (0.5 oz)
1 teaspoon: ~5 g (0.18 oz)
Medium egg: ~50 g (1.8 oz)

🏋️ Gym Weights

Olympic barbell: 20 kg (44 lbs)
Standard plate: 20 kg (44 lbs)
Light dumbbell: 2-5 kg (4-11 lbs)
Medium dumbbell: 10-15 kg (22-33 lbs)
Heavy dumbbell: 20-30 kg (44-66 lbs)
Kettlebell: 8-32 kg (18-70 lbs)

Frequently Asked Questions

1. How many pounds are in a kilogram?

1 kilogram = 2.20462 pounds. For quick mental math, remember 1 kg ≈ 2.2 lbs.

Conversion Examples:

10 kg = 22.05 lbs

50 kg = 110.23 lbs

70 kg = 154.32 lbs

100 kg = 220.46 lbs

2. What is a stone in weight measurement?

A stone (st) is a unit of weight equal to 14 pounds (6.35029 kg). It's primarily used in the UK and Ireland for measuring human body weight.

Stone Conversions:

1 stone = 14 pounds = 6.35 kg
10 stone = 140 lbs = 63.5 kg
12 stone = 168 lbs = 76.2 kg
15 stone = 210 lbs = 95.3 kg

3. Why does the US use pounds instead of kilograms?

The US uses pounds because it retained the imperial system when most countries switched to metric in the 1960s-70s. The UK uses a mix of both systems.

Weight Systems by Region:

Metric (kg): Most of the world (195+ countries)

Imperial (lbs): United States, Liberia, Myanmar

Mixed (stone/kg): UK, Ireland (body weight in stone, official in kg)