Object library
Weightle compares real objects using a hand-curated dataset of 1,134 items. Each entry includes a mass in kilograms, a plain-language qualifier, and a linked source. Browse by category below or search from any category page.
Animals
From insects to whales — compare the mass of living creatures using sourced biological estimates.
365 objects
Food & drink
Everyday ingredients, meals, and packaged foods with weights tied to typical serving sizes.
206 objects
Vehicles
Cars, aircraft, ships, and other machines where manufacturer or reference data defines mass.
90 objects
Household
Tools, furniture, appliances, and objects you might find around the home or office.
242 objects
Sport & recreation
Balls, rackets, gym equipment, and gear used in sport and recreation.
70 objects
Nature & geology
Rocks, plants, weather phenomena, and natural formations with published mass figures.
67 objects
Everything else
Landmarks, monuments, musical instruments, and objects that do not fit a single theme.
94 objects
Weights are estimates with stated assumptions. See FAQ for how values are chosen, or contact us to suggest a correction.