Mass Scale Chart

Scale	Mass (US)	Mass (Metric)	Example
-36		30 mg
-35		45 mg
-34		70 mg
-33		100 mg
-32		150 mg
-31		230 mg
-30		350 mg
-29		0.5 g
-28		0.8 g
-27		1.2 g
-26		2 g	pygmy white-toothed shrew
-25		3 g
-24		4 g
-23		6 g	pygmy mouse
-22		9 g	shrew
-21		13 g
-20		20 g	vole, lemming
-19	1 oz	30 g	jumping mouse
-18	1.5 oz	45 g	brown lesser mouse lemur, dwarf hamster
-17	2.4 oz	70 g	dwarf bush baby
-16	3.6 oz	100 g	tarsier, chipmunk
-15	5.5 oz	150 g	mouse, gerbil, golden hamster, gundi, pygmy marmoset
-14	8 oz	230 g	fat-tailed dwarf lemur
-13	12 oz	350 g	rat, slender loris, marmoset, needle-clawed bush baby, silky anteater, desert cavy
-12	1 lb	0.5 kg	mole, guinea pig, chinchilla, squirrel
-11	1.7 lb	0.8 kg	mink, lion tamarin, prehensile-tailed porcupine
-10	3 lb	1.2 kg	platypus, slow loris, potto, thick-tailed bush baby, squirrel monkey, flying lemur, European polecat, rock cavy
-9	4 lb	2 kg	cottontail rabbit, ermine
-8	6 lb	3 kg	hare, jackrabbit, skunk, aye-aye, domestic cat
-7	9 lb	4 kg	red panda, opossum, three-toed sloth, ring-tailed lemur, mara, white-tailed mongoose
-6	13 lb	6 kg	armadillo, woodchuck, red fox, oriental short-clawed otter, howler monkey, Diana monkey, gibbon, dikdik
-5	20 lb	9 kg	raccoon, barracuda, echidna, indri, black spider monkey, coypu, two-toed sloth
-4	30 lb	13 kg	badger, wildcat, moray eel, jackal, ocelot, coyote,
-3	45 lb	20 kg	dingo, roe deer, North American porcupine
-2	68 lb	30 kg	beaver, Atlantic sailfish, wolverine, African wild dog, bobcat, lynx, wombat, mandrill, baboon, crested porcupine
-1	100 lb	45 kg	white marlin, Pacific sailfish, sea otter, striped hyena, chimpanzee, peccary, vicuna, gazelle, wild goat, giant anteater
0	150 lb	68 kg	timber wolf, leopard, cheetah, spotted hyena, common dolphin, spinner dolphin, aardvark, harbor porpoise, alpaca, oryx, impala, giant armadillo, capybara
+1	225 lb	100 kg	f. American black bear, jaguar, white-tailed deer, giant panda, puma, red kangaroo, orang-utan, warthog, guanaco, ibex, Ganges/Indus river dolphin
+2	333 lb	150 kg	m. American black bear, caribou, gorilla, harp seal, Dall's porpoise, llama, mountain goat, bighorn sheep, Amazon river dolphin
+3	500 lb	225 kg	elk, zebra, tapir, lion, tiger, wild boar, gnu, bottle-nosed dolphin, reindeer
+4	750 lb	333 kg	grizzly bear, sea lion, grey seal, red deer, giant forest hog, musk ox
+5	1125 lb	500 kg	moose, blue marlin, hammerhead shark, swordfish, sawfish, polar bear
+6	1687 lb	750 kg	Sumatran rhinoceros, camel, yak, auroch, cattle
+7	1.25 tn	1.1 t	pinacosaurus, bison, manatee, manta ray, walrus, Javan rhinoceros, black rhinoceros, water buffalo
+8	2 tn	1.7 t	stegosaurus, euoplocephalus, narwhale, beluga, giraffe, Indian rhinoceros
+9	3 tn	2.6 t	hippopatamus, white rhinoceros
+10	4.5 tn	4 t	killer whale, pygmy right whale
+11	6.5 tn	6 t	tyrannosaurus, triceratops, elephant
+12	10 tn	9 t	diplodocus, King Kong
+13	15 tn	13.5 t	whale shark, gray whale
+14	22 tn	20 t
+15	33 tn	30 t	apatosaurus, brontosaurus
+16	50 tn	45 t	right whale
+17	75 tn	67 t	brachiosaurus, sperm whale, humpback whale, bowhead whale
+18	112 tn	100 t
+19	165 tn	150 t	blue whale
+20	248 tn	225 t
+21	372 tn	338 t
+22	558 tn	507 t	Giant Robo, Super Robot Red Baron
+23	837 tn	761 t
+24	1255 tn	1142 t
+25	1883 tn	1713 t
+26	2825 tn	2570 t
+27	4238 tn	3855 t
+28	6357 tn	5783 t
+29	9536 tn	8675 t	Minilla
+30	14304 tn	13013 t	Mothra, Manda, Kumonga, Kamacuras
+31	21458 tn	19520 t	Godzilla, Rodan, Jet Jaguar, Megalon, Gigan, Anguirus, Baragon, Moguera, Ebirah, Varan
+32	32187 tn	29280 t	King Ghidorah
+33	48281 tn	43920 t	Mechagodzilla
+34	72422 tn	65880 t
+35	108633 tn	98820 t
+36	162950 tn	148230 t

Compiled by Gordon A. Cooper in 2007. Updated 18 March 2014.