At One Place

Grams to tonnes

1 gram in tonnes
1 g = 0.000001 t
t = g × 0.000001

To convert grams to tonnes, multiply by 0.000001. The table below gives the values people look up most often, and the converter works for any number.

Grams to tonnes table

Common gram values converted to tonnes.
Grams Tonnes
1 g 0.000001
2 g 0.000002
3 g 0.000003
4 g 0.000004
5 g 0.000005
10 g 0.00001
15 g 0.000015
20 g 0.00002
25 g 0.000025
30 g 0.00003
40 g 0.00004
50 g 0.00005
75 g 0.000075
100 g 0.0001
250 g 0.00025
500 g 0.0005
1,000 g 0.001

How the conversion works

The relationship is t = g × 0.000001. Both units measure mass, so the conversion is a fixed factor that never changes.

Tonne: Also called a metric ton.

Common questions

How many tonnes are in one gram?
One gram equals 0.000001 tonnes. t = g × 0.000001.
How do you convert grams to tonnes?
Use t = g × 0.000001. So 10 g is 0.00001 t.
How many grams are in one tonne?
One tonne equals 1,000,000 grams, which is the reverse of the conversion above.
Is there more than one kind of tonne?
Also called a metric ton.

Related pages

Sources

  1. Guide for the Use of the International System of Units (SP 811) — NIST (Public domain (US Government))
  2. The International System of Units (SI Brochure) — Bureau International des Poids et Mesures
  3. Calculated on this page — At One Place

How these figures are compiled and checked