Conversions
Mass/Weight Units Conversions
Is it mass or weight?
Most likely, if you are like me, you think of weight units and not unit of mass when you are talking about how much things weigh. I weigh 180 pounds makes a lot more sense than saying, "I have a body mass of 180 pounds"!!
Mass Weight Conversion Tables and Calculators.
Weight conversions for various systems, including units Metric, Imperial, and US Customary conversions.
Apothecaries Units of Mass | grain (gr) | scruple (s ap) | dram (dr ap) | ounce (oz ap) | pound (lb ap) | gram (g) | kilogram (kg) |
grain (gr) | 1 | 0.05 | 0.01666667 | 0.00208333 | 0.00017361 | 0.06479891 | 0.00006480 |
scruple (s ap) | 20 | 1 | 0.33333333 | 0.04166667 | 0.00347222 | 1.29597820 | 0.00129598 |
dram (dr ap) | 60 | 3 | 1 | 0.125 | 0.01041667 | 3.8879346 | 0.00388793 |
ounce (oz ap) | 480 | 24 | 8 | 1 | 0.08333333 | 31.1034768 | 0.03110348 |
pound (lb ap) | 5760 | 288 | 96 | 12 | 1 | 373.2417216 | 0.37324172 |
gram (g) | 15.4323584 | 0.7716179 | 0.2572060 | 0.0321507 | 0.0026792 | 1 | 0.001 |
kilogram (kg) | 15432.3583529 | 771.6179176 | 257.2059725 | 32.1507466 | 2.6792289 | 1000 | 1 |
Troy Units of Mass | grain (gr) | pennyweigth (dwt) | ounce (oz t) | pound (lb t) | gram (g) | kilogram (kg) |
grain (gr) | 1 | 0.0416666667 | 0.0020833333 | 0.0001736111 | 0.06479891 | 0.0000647989 |
pennyweigth (dwt) | 24 | 1 | 0.05 | 0.0041666667 | 1.55517384 | 0.0015551738 |
ounce (oz t) | 480 | 20 | 1 | 0.0833333333 | 31.1034768 | 0.0311034768 |
pound (lb t) | 5760 | 240 | 12 | 1 | 373.2417216 | 0.3732417216 |
gram (g) | 15.43235835 | 0.64301493 | 0.03215075 | 0.00267923 | 1 | 0.001 |
kilogram (kg) | 15432.35835294 | 643.01493137 | 32.15074657 | 2.67922888 | 1000 | 1 |
British Units (advp) | grain (gr) | drachm (dr advp) | ounce (oz advp) | pound (lb advp) | stone (st) | quarter (qt long) | hundredweight (cwt long) | ton (long t) | gram (g) | kilogram (kg) |
grain (gr) | 1 | 0.03657 | 0.00229 | 0.000143 | 0.00001020 | 0.00000510 | 0.00000128 | 0.00000006378 | 0.06479891 | 0.00006480 |
drachm (dr advp) | 27.34375 | 1 | 0.0625 | 0.00390625 | 0.00027902 | 0.00013951 | 0.00003488 | 0.00000174 | 1.77184520 | 0.00177185 |
ounce (oz advp) | 437.5 | 16 | 1 | 0.0625 | 0.00446429 | 0.00223214 | 0.00055804 | 0.00002790 | 28.34952313 | 0.02834952 |
pound (lb advp) | 7000 | 256 | 16 | 1 | 0.07142857 | 0.03571429 | 0.00892857 | 0.00044643 | 453.59237000 | 0.45359237 |
stone (st) | 98000 | 3584 | 224 | 14 | 1 | 0.5 | 0.125 | 0.00625 | 6350.29318 | 6.35029318 |
quarter (qt long) | 196000 | 7168 | 448 | 28 | 2 | 1 | 0.25 | 0.0125 | 12700.58636 | 12.70058636 |
hundredweight (cwt long) | 784000 | 28672 | 1792 | 112 | 8 | 4 | 1 | 0.05 | 50802.34544 | 50.80234544 |
ton (long t) | 15680000 | 573440 | 35840 | 2240 | 160 | 80 | 20 | 1 | 1016046.9088 | 1016.04690880 |
gram (g) | 15.43236 | 0.56438 | 0.0352739619 | 0.0022046226 | 0.000157473 | 0.0000787365 | 0.0000196841 | 0.0000009842 | 1 | 0.001 |
kilogram (kg) | 15432.35835 | 564.38339 | 35.2739619496 | 2.2046226218 | 0.1574730444 | 0.0787365222 | 0.0196841306 | 0.0009842065 | 1000 | 1 |
U.S Customary Units (advp) | grain (gr) | dram (dr advp) | ounce (oz advp) | pound (lb advp) | quarter (qt short) | hundredweight (cwt short) | ton (tn) short | gram (g) | kilogram (kg) |
grain (gr) | 1 | 0.0365714286 | 0.0022857143 | 0.0001428571 | 0.0000057143 | 0.0000014286 | 0.0000000714 | 0.06479891 | 0.0000647989 |
dram (dr advp) | 27.34375 | 1 | 0.0625 | 0.00390625 | 0.00015625 | 0.0000390625 | 0.0000019531 | 1.7718451953 | 0.0017718452 |
ounce (oz advp) | 437.5 | 16 | 1 | 0.0625 | 0.0025 | 0.000625 | 0.00003125 | 28.349523125 | 0.0283495231 |
pound (lb advp) | 7000 | 256 | 16 | 1 | 0.04 | 0.01 | 0.0005 | 453.59237 | 0.45359237 |
quarter (qt short) | 175000 | 6400 | 400 | 25 | 1 | 0.25 | 0.0125 | 11339.80925 | 11.33980925 |
hundredweight (cwt short) | 700000 | 25600 | 1600 | 100 | 4 | 1 | 0.05 | 45359.237 | 45.359237 |
ton (tn) short | 14000000 | 512000 | 32000 | 2000 | 80 | 20 | 1 | 907184.74 | 907.18474 |
gram (g) | 15.43236 | 0.56438 | 0.03527 | 0.00220 | 0.0000882 | 0.000022 | 0.000001102 | 1 | 0.001 |
kilogram (kg) | 15432.35835 | 564.38339 | 35.27396 | 2.20462 | 0.08818 | 0.02205 | 0.00110 | 1000 | 1 |
Metric Units | milligram (mg) | centigram (cg) | decigram (dag) | gram (g) | decagram (dag) | hectogram (hg) | kilogram (kg) | grain (gr) | pound (lb advp) | pound (lb ap) |
milligram (mg) | 1 | 0.1 | 0.01 | 0.001 | 0.0001 | 0.00001 | 0.000001 | 0.0154323583529414 | 0.000002679228880719 | 0.00000220462262184878 |
centigram (cg) | 10 | 1 | 0.1 | 0.01 | 0.001 | 0.0001 | 0.00001 | 0.154323583529414 | 0.00002679228880719 | 0.0000220462262184878 |
decigram (dg) | 100 | 10 | 1 | 0.1 | 0.01 | 0.001 | 0.0001 | 1.54323583529414 | 0.0002679228880719 | 0.000220462262184878 |
gram (g) | 1000 | 100 | 10 | 1 | 0.1 | 0.01 | 0.001 | 15.4323583529414 | 0.002679228880719 | 0.00220462262184878 |
decagram (dag) | 10000 | 1000 | 100 | 10 | 1 | 0.1 | 0.01 | 154.323583529414 | 0.02679228880719 | 0.0220462262184878 |
hectogram (hg) | 100000 | 10000 | 1000 | 100 | 10 | 1 | 0.1 | 1543.23583529414 | 0.2679228880719 | 0.220462262184878 |
kilogram (kg) | 1000000 | 100000 | 10000 | 1000 | 100 | 10 | 1 | 15432.3583529414 | 2.679228880719 | 2.20462262184878 |
grain (gr) | 64.79891 | 6.479891 | 0.6479891 | 0.06479891 | 0.006479891 | 0.0006479891 | 0.00006479891 | 1 | 0.000142857142857143 | 0.00017361 |
pound (lb advp) | 453592.37 | 45359.237 | 4535.9237 | 453.59237 | 45.359237 | 4.5359237 | 0.45359237 | 7000 | 1 | 1.21527777777778 |
pound (lb ap) | 373241.7216 | 37324.17216 | 3732.417216 | 373.2417216 | 37.32417216 | 3.732417216 | 0.3732417216 | 5760 | 0.822857142857141 | 1 |