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To help compare different orders of magnitude, the following list describes various mass levels between 10⁻³⁶ kg and 10⁵³ kg.

Factor (kg)	Value	Item
10−36	1.783 kg	One eV/''c''², the mass equivalent of one electronvolt of energy.
	3.6 kg	Electron neutrino, upper limit on mass (2 eV/''c''²)
10−35
10−34
10−33
10−32
10−31	9.1 kg	Electron (511 keV/''c''²), the lightest elementary particle with a measured nonzero rest mass.
10−30
10−29
10−28	1.9 kg	Muon (106 MeV/''c''²)
10−27 yoctogram (yg)	1.661 kg	Atomic mass unit (u) or dalton (Da)
	1.673 kg	Proton (938.3 MeV/''c''²)
	1.674 kg	Hydrogen atom, the lightest atom
	1.675 kg	Neutron (939.6 MeV/''c''²)
10−26	1.15 kg	Lithium atom (6.941 u)
	2.99 kg	Water molecule (18.015 u)
	7.95 kg	Titanium atom (47.867 u)
10−25	1.79 kg	Silver atom (107.8682 u)
	1.6 kg	Z boson (91.2 GeV/''c''²)
	3.1 kg	Top quark (173 GeV/''c''²), the heaviest known elementary particle
	3.2 kg	Caffeine molecule (194 u)
	3.45 kg	Lead-208 atom, the heaviest stable isotope known
10−24 zeptogram (zg)
10−23
10−22	1.1 kg	Haemoglobin A molecule in blood
10−21 attogram (ag)
10−20	10−20 kg	A small virus
10−19
10−18 femtogram (fg)
10−17	1.1 kg	Mass equivalent of one joule
	4.6 kg	Mass equivalent of a calorie
10−16	7 kg	Escherichia coli (E. coli) bacterium
10−15 picogram (pg)
10−14
10−13
10−12 nanogram (ng)	10−12 kg	Average human cell (1 nanogram)
10−11
10−10	3.5 kg	Small grain of sand (0.063 mm diameter, 350 nanograms)
10−9 microgram (µg)	2 kg	Uncertainty in the mass of the prototype kilogram (2 micrograms)
	10−8	2.2 kg	Planck mass
10−7
10−6 milligram (mg)	1–2 kg	Typical mass of a mosquito (1–2 milligrams)
10−5 centigram (cg)	1.1 kg	Large grain of sand (2 mm diameter, 11 milligrams)
10−4 decigram (dg)	1.5 kg	Typical amount of caffeine in one cup of coffee (150 milligrams)
	2 kg	Metric carat (200 milligrams)
10−3 gram (g)	10−3 kg	One cubic centimeter of water (1 gram)
	8 kg	Typical coins: euro (7.5 grams) and U.S. dollar (8.1 grams)
10−2 decagram (dag)	1.2–4 kg	Adult mouse (''Mus musculus'', 12–40 grams)
	2.4 kg	Amount of ethanol in one drink (24 grams)
	2.8 kg	Ounce (avoirdupois) (28.35 grams)
10−1 hectogram   (hg)	0.15 kg	Human kidney (150 grams)
	0.454 kg	Pound (avoirdupois) (454 grams)

Factor (kg)	Value	Item
1 kg kilogram (kg)	1 kg	One litre of water, approx.
	3 kg	Newborn human baby
	4.0 kg	Women's shotput
	5–7 kg	Housecat
	7.26 kg	Men's shotput
101	10–30 kg	A CRT computer monitor or television set
	15–20 kg	Medium-sized dog
	70 kg	Adult human; large dog
102	180–250 kg	Mature lion, female (180 kg) and male (250 kg)
	700 kg	Dairy cow
	907.18474 kg	1 short ton (2000 pounds - U.S.)
103 megagram (Mg)	1000 kg	Metric ton/tonne; one cubic metre of water
	1016.0469088 kg	Ton (British) / 1 long ton (2240 pounds - U.S.)
	800–1600 kg	Typical passenger automobiles
	3000–7000 kg	Adult elephant
104	1.1 kg	Hubble Space Telescope (11 tonnes)
	1.2 kg	Largest elephant on record (12 tonnes)
	1.4 kg	Big Ben (Bell) (14 tonnes)
	6.0 kg	Largest Meteorite, Hoba West Meteorite (60 tonnes)
	8–10 kg	Largest known dinosaur, the ''Argentinosaurus'' (80–100 tonnes)
105	1.8x105 kg	Largest animal, the blue whale (180 tonnes)
	1.87 kg	International Space Station (187 tonnes)
	6 kg	Antonov An-225 (the world's heaviest aircraft) maximum take-off mass (600 tonnes); payload: 250 tonnes
106 gigagram (Gg)	1.25 kg	Trunk of the Giant Sequoia tree named General Sherman (1250 tonnes)
	1.5 kg	Individual gate of the Thames Barrier
	2.041 kg	Launch mass of the Space Shuttle (2041 tonnes)
	6 kg	Largest clonal colony, the quaking aspen named Pando (6000 tonnes)
107	1.1 kg	Annual production of Darjeeling tea (11,000 tonnes)
	2.6 kg	RMS ''Titanic'' (26,000 tonnes)
	9.97 kg	Heaviest train ever (99,700 tonnes): Australia's BHP Iron Ore, 2001 record
108	6.5 kg	Largest ship, Knock Nevis, when fully loaded (650,000 tonnes)
109 teragram (Tg)	4.3 kg	Amount of matter converted into energy by the Sun each second
	6 kg	Great Pyramid of Giza
1010	6 kg	Amount of concrete in the Three Gorges Dam, the world's largest concrete structure
1011	2 kg	Amount of water stored in London storage reservoirs (0.2 km³)
	3 kg	Total mass of the human world population
	1–8 kg	Total biomass of Antarctic krill, ''Euphausia superba'', thought to be the most plentiful creature on the planet
1012 petagram (Pg)	3.91 kg	World oil production in 2001
1013
1014	2–3 kg	Amount of rock that exploded in the Mount Tambora volcanic eruption in 1815
1015 exagram (Eg)	1 kg	Estimated total world coal reserves economically accessible using current mining technology
1016	1 kg	951 Gaspra, the first asteroid ever to be closely approached by a spacecraft
1017	1.6 kg	Prometheus (moon), a shepherd satellite for the inner edge of Saturn's F Ring.
1018 zettagram (Zg)	5 kg	Earth's atmosphere
	5.7 kg	Hyperion, a moon of Saturn
1019	3 kg	3 Juno, the fifth largest asteroid in the main Asteroid Belt
1020	8.7 kg	Ceres, the largest asteroid in the main Asteroid Belt (now officially a dwarf planet)
1021 yottagram (Yg)	1.35 kg	Earth's oceans
	1.6 kg	Charon, the moon of Pluto
	2.3 kg	Total mass of the Asteroid Belt
1022	1.3 kg	Pluto
	1.5 kg	Triton, largest moon of Neptune
	7.35 kg	Earth's Moon
1023	1.3 kg	Titan, largest moon of Saturn
	1.5 kg	Ganymede, largest moon of Jupiter
	3.2 kg	Mercury
	6.4 kg	Mars
1024	4.9 kg	Venus
	6.0 kg	The Earth
1025	3.0 kg	Lowest estimate of the mass of the Oort cloud
	8.7 kg	Uranus
1026	1.0 kg	Neptune
	5.7 kg	Saturn
	6.0 kg	Highest estimate of the mass of the Oort cloud
1027	1.9 kg	Jupiter
1028	1–17 kg	Brown dwarf stars
1029	3.4 kg	Barnard's Star, a near red dwarf star
1030	2 kg	Sun; one solar mass
	2.9 kg	Chandrasekhar limit (1.44 solar masses)
1031	4 kg	Betelgeuse, a red supergiant star
1032
1033
1034
1035
1036	7.4 kg	The supermassive black hole at the center of our Galaxy, associated with the radio source Sagittarius A ★
1037
1038		Typical mass of a globular cluster
1039
1040
1041	3.6 kg	Visible mass of the Milky Way galaxy
1042	2 kg	Total mass of the Milky Way galaxy
1043
1044
1045
1046	2 kg	Virgo Supercluster
1047
1048
1049
1050
1051
1052	3 kg	Mass of the observable universe

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External links

★ Mass units conversion calculator