mg, g, kg, oz, lb, ton.
Converts between kilograms, pounds, ounces, grams, tonnes (metric tons), and short/long tons.
1 kg = 2.20462 lb. 1 tonne = 1,000 kg. 1 short ton (US) = 2,000 lb ≈ 907.18 kg.
Shipping and freight industries are where the short-ton vs long-ton vs metric-tonne distinction matters most in practice — a cargo manifest quoting 'tons' without specifying which kind can create a real discrepancy at scale.
1 kg = 2.204624 lb.
Tonne is metric (1,000 kg). US short ton is 2,000 lb; UK long ton is 2,240 lb — always specify.
Physics: mass is intrinsic (kg); weight is force = mass × gravity (N). Everyday use conflates them.
The stone (14 lb) remains a common informal unit for personal body weight in the UK and Ireland specifically, even though the country uses kilograms for most other measurements.