Weight & Mass

Convert grams to kg

1 gram equals 0.001 kilograms. Enter a value below to convert instantly.

1 g
0.001 kg

Multiply the number of grams by 0.001 to get kilograms. How this is calculated

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Need the other direction? Convert kilogram to gram →

Formula

Multiply the number of grams by 0.001 to get kilograms.

Step by step

  1. Start with 1 g.
  2. Multiply by the conversion factor 0.001.
  3. 1 × 0.001 = 0.001 kg.

Grams to Kilograms conversion table

Conversion table from Grams to Kilograms
Grams (g) Kilograms (kg)
1 0.001
2 0.002
3 0.003
5 0.005
10 0.01
20 0.02
50 0.05
100 0.1
500 0.5
1,000 1

Convert Gram to other weight & mass units

1 g expressed in every other weight & mass unit on this site.

  • Kilogram kg 0.001
  • Hectogram hg 0.01
  • Dekagram dag 0.1
  • Decigram dg 10
  • Centigram cg 100
  • Milligram mg 1,000
  • Microgram µg 1,000,000
  • Nanogram ng 1,000,000,000
  • Picogram pg 1,000,000,000,000
  • Femtogram fg 1e+15
  • Attogram ag 1e+18
  • Petagram Pg 1e-15
  • Exagram Eg 1e-18
  • Metric Ton t 0.000001
  • Kiloton (metric) kt 1e-9
  • Megaton (metric) Mt 1e-12
  • Quintal (metric) q 0.00001
  • Carat ct 5
  • Pound lb 0.0022046226
  • Ounce oz 0.035273962
  • Dram dr 0.56438339
  • Grain gr 15.432358
  • Stone st 0.00015747304
  • Stone (US) st (US) 0.00017636981
  • Quarter (UK) qr (UK) 0.000078736522
  • Quarter (US) qr (US) 0.000088184905
  • Hundredweight (UK) cwt (UK) 0.000019684131
  • Hundredweight (US) cwt (US) 0.000022046226
  • US Short Ton ton (US) 0.0000011023113
  • UK Long Ton ton (UK) 9.8420653e-7
  • Kip kip 0.0000022046226
  • Slug slug 0.000068521766
  • Hyl (kgf·s²/m) hyl 0.00010197162
  • Assay Ton (US) AT (US) 0.034285714
  • Assay Ton (UK) AT (UK) 0.030612245
  • Troy Pound lb t 0.0026792289
  • Troy Ounce oz t 0.032150747
  • Pennyweight dwt 0.64301493
  • Scruple (apothecary) s.ap 0.77161792
  • Dram (apothecary) dr t 0.25720597
  • Atomic Mass Unit u 6.0221408e+23
  • Electron Mass (rest) mₑ 1.0977691e+27
  • Proton Mass mₚ 5.9786374e+23
  • Neutron Mass mₙ 5.9704077e+23
  • Muon Mass 5.3091755e+24
  • Deuteron Mass m_d 2.9908035e+23
  • Planck Mass mP 45,946.718
  • Earth's Mass M⊕ 1.6744248e-28
  • Sun's Mass M☉ 5.0278543e-34
  • Talent (Biblical Hebrew) talent (He) 0.000029239766
  • Mina (Biblical Hebrew) mina (He) 0.001754386
  • Shekel (Biblical Hebrew) shekel 0.087719298
  • Bekan (Biblical Hebrew) bekan 0.1754386
  • Gerah (Biblical Hebrew) gerah 1.754386
  • Talent (Biblical Greek) talent (Gk) 0.000049019608
  • Mina (Biblical Greek) mina (Gk) 0.0029411765
  • Tetradrachma (Biblical Greek) tetradrachma 0.073529412
  • Didrachma (Biblical Greek) didrachma 0.14705882
  • Drachma (Biblical Greek) drachma 0.29411765
  • Denarius (Biblical Roman) denarius 0.25974026
  • Assarion (Biblical Roman) assarion 4.1558442
  • Quadrans (Biblical Roman) quadrans 16.623363
  • Lepton (Biblical Roman) lepton 33.246781
  • Gwan 0.00026666667
  • Geun (600 g, meat) 0.0016666667
  • Geun (375 g, produce) 근 (채소) 0.0026666667
  • Nyang 0.026666667
  • Don 0.26666667
  • Pun (mass) 2.6666667

About the gram

The gram (g) is a SI unit of weight & mass.

About the kilogram

The kilogram (kg) is a SI unit of weight & mass. The SI base unit of mass, defined since 2019 by fixing the Planck constant.

Where this conversion is used

Converting grams to kilograms comes up when tracking body weight, shipping parcels, cooking, and dosing in fitness or nutrition. In everyday language 'weight' usually means mass; true weight is a force and is handled in the Force category.

Related conversions

Frequently asked questions

How many kilograms are in a gram?

One gram equals 0.001 kilograms.

How do you convert grams to kilograms?

Multiply the number of grams by 0.001 to get kilograms.

What is 1 kilogram in grams?

One kilogram equals 1,000 grams.

When would I convert grams to kilograms?

This conversion is common when tracking body weight, shipping parcels, cooking, and dosing in fitness or nutrition.

Conversion factors are based on internationally agreed unit definitions. See our methodology and sources for details on how these values are verified.