Statistics on Osamu Sumida and David John Betts. Swap order. Use the search box to compare to other riders.
Osamu Sumida
79.7%
vs
David John Betts
20.3%
Key info
| Osamu Sumida | David John Betts | |
|---|---|---|
| 55 | Age | 44 |
| Japan | Nation | Australia |
| First pro season | 2005 | |
| 0 | Pro seasons | 1 |