Convert stones to tonnes
1 st = 0.00635029318 t — exactly. Both units are defined against the SI, so this factor is a fraction, not an approximation.
0.006 350 293 18t
Exact decimal: 0.00635029318
As a fraction: 317514659/50000000000
1 st = 0.00635029318 t
How to convert stones to tonnes
Multiply the number of stones by 0.00635029318 to get tonnes.
The exact factor is 0.00635029318 — as a fraction, 317514659/50000000000.
Stone: Body weight in the UK and Ireland: 14 pounds.
Stone to Tonne conversion table
| Stones (st) | Tonnes (t) |
|---|---|
| 1 st | 0.006 350 293 2 |
| 2 st | 0.012 700 586 |
| 3 st | 0.019 050 88 |
| 5 st | 0.031 751 466 |
| 10 st | 0.063 502 932 |
| 20 st | 0.127 005 86 |
| 25 st | 0.158 757 33 |
| 50 st | 0.317 514 66 |
| 100 st | 0.635 029 32 |
| 250 st | 1.587 573 3 |
| 500 st | 3.175 146 6 |
| 1000 st | 6.350 293 2 |
Tonne to Stone conversion table
| Tonnes (t) | Stones (st) |
|---|---|
| 1 t | 157.473 04 |
| 2 t | 314.946 09 |
| 3 t | 472.419 13 |
| 5 t | 787.365 22 |
| 10 t | 1574.7304 |
| 20 t | 3149.4609 |
| 25 t | 3936.8261 |
| 50 t | 7873.6522 |
| 100 t | 15 747.304 |
| 250 t | 39 368.261 |
| 500 t | 78 736.522 |
| 1000 t | 157 473.04 |
Frequently asked
How many tonnes are in a stone?
One stone equals 0.00635029318 tonnes (st → t). That figure is exact, not rounded.
How do you convert stones to tonnes?
Multiply the number of stones by 0.00635029318 to get tonnes.
What is 1 t in stones?
One tonne is 157.4730444 stones.
What is 10 st in t?
10 st = 0.063 502 932 t.
What exactly is a stone?
Body weight in the UK and Ireland: 14 pounds.