Sanctioned Matchup Predictor
James Sung vs Colin Gradwell
Past Head-to-Head Rubbers (9)
| Winner | Loser | Score | Event | Rating Delta | |
|---|---|---|---|---|---|
| James Sung | def. | Colin Gradwell | Brisbane (2001-04-22) | +120 | |
| James Sung | def. | Colin Gradwell | Queensland Veterans Championships 2008 (2008-08-04) | +1 | |
| James Sung | def. | Colin Gradwell | 9,-12,11,4 | Brisbane Open 2010 (2010-05-15) | +2 |
| James Sung | def. | Colin Gradwell | 8,6,8 | Wynnum Table Tennis Association (2011-07-16) | +12 |
| Colin Gradwell | def. | James Sung | 5,-10,6,-6,6 | 2012 Brisbane Open (2012-05-12) | +43 |
| James Sung | def. | Colin Gradwell | 6,6,-5,-5,8 | 2013 Gold Coast Open (2013-08-10) | +22 |
| James Sung | def. | Colin Gradwell | 3-0 | 2014 Queensland Veterans Closed Championships (2014-07-18) | +7 |
| James Sung | def. | Colin Gradwell | 3-0 | 2017 Queensland Open Championships (2017-05-28) | +4 |
| James Sung | def. | Colin Gradwell | 8,1,4 | 2017 Gold Coast Open (2017-08-26) | +1 |