Roffey, Benjamin
Current rating: 1570
Record: 26-25
| Grand Prix Sydney 2015 (BFZ limited) | starting rating: 1519 | |||
| round | table | opponent (rating) | result | Δrating |
| 1sealed | 325 | Atkins, Sam (1500) | Won 2-1 | +181537 |
| 2sealed | 144 | Chiappetta, Francesco (1539) | Won 2-1 | +181555 |
| 3sealed | 30 | Campbell, Mattezhion (1455) | Won 2-0 | +161571 |
| 4sealed | 32 | Cameron, Maitland (1816) | Won 2-1 | +221593 |
| 5sealed | 3 | Lin, Johnson (1506) | Won 2-0 | +171610 |
| 6sealed | 7 | Harris, Geoffrey (1592) | Lost 0-2 | -191591 |
| 7sealed | 52 | Lee, Anthony (1792) | Won 2-0 | +221613 |
| 8sealed | 15 | Young, Jason (1561) | Won 2-1 | +171630 |
| 9sealed | 7 | Huang, David (1592) | Lost 1-2 | -191611 |
| 10draft | 13 | Chung, Jason (2023) | Lost 1-2 | -111600 |
| 11draft | 3 | Cameron, Maitland (1810) | Lost 0-2 | -141586 |
| 12draft | 15 | Berni, Roberto (1692) | Lost 1-2 | -161570 |
| top | average opponent: 1657record: 7-5 | new rating: 1570 | ||
| Grand Prix Sydney 2014 (M15 limited) | starting rating: 1522 | |||
| round | table | opponent (rating) | result | Δrating |
| 1sealed | 136 | Rowe, Daniel (1553) | Lost 1-2 | -171505 |
| 2sealed | 215 | Petch, Joshua (1420) | Won 2-1 | +161521 |
| 3sealed | 194 | Wood, Joshua (1499) | Won 2-0 | +181539 |
| 4sealed | 181 | Brown, Sean [AUS] (1511) | Won 2-1 | +171556 |
| 5sealed | 74 | Kamada, Masahiro (1566) | Lost 1-2 | -171539 |
| 6sealed | 192 | Sheehan, Robert (1452) | Lost 0-2 | -201519 |
| top | average opponent: 1500record: 3-3 | new rating: 1519 | ||
| Grand Prix Sydney 2013 (RTR limited) | starting rating: 1520 | |||
| round | table | opponent (rating) | result | Δrating |
| 1sealed | 134 | Wang, Max [AUS] (1500) | Won 2-1 | +181538 |
| 2sealed | 107 | Wu, Kuang (1519) | Won 2-0 | +171555 |
| 3sealed | 37 | Thatcher, Simon (1536) | Lost 0-2 | -181537 |
| 4sealed | 106 | Feng, Dennis (1470) | Won 2-1 | +171554 |
| 5sealed | 119 | Jacobs, Andrew (1535) | Lost 0-2 | -191535 |
| 6sealed | 150 | Egan, Isaac (1815) | Lost 1-2 | -131522 |
| top | average opponent: 1562record: 3-3 | new rating: 1522 | ||
| Grand Prix Sydney 2010 (SOM limited) | starting rating: 1463 | |||
| round | table | opponent (rating) | result | Δrating |
| 1sealed | 79 | Hazan, David (1500) | Won 2-0 | +181481 |
| 2sealed | 13 | Rayson, Shawn (1621) | Won 2-1 | +211502 |
| 3sealed | 57 | Schafer, Ross (1661) | Won 2-0 | +211523 |
| 4sealed | 11 | Puszet, Jarron (1549) | Lost 1-2 | -181505 |
| 5sealed | 62 | Wang, David Li (1534) | Won 2-0 | +191524 |
| 6sealed | 34 | Kuo, Tzu-Ching (1960) | Lost 0-2 | -111513 |
| 7sealed | 81 | Tregoning, Andrew J (1535) | Won 2-1 | +191532 |
| 8sealed | 61 | Breis, Matthew (1564) | Won 2-0 | +181550 |
| 9draft | 10 | Zulkafly, Abdullah (1510) | Won 2-0 | +171567 |
| 10draft | 31 | Tanahashi, Masayasu (1811) | Lost 1-2 | -131554 |
| 11draft | 11 | Denz, John (1549) | Won 2-0 | +181572 |
| 12draft | 19 | Matthews, Joseph K (1615) | Lost 1-2 | -181554 |
| 13draft | 38 | Rayson, Shawn (1667) | Lost 1-2 | -151539 |
| 14draft | 12 | Ruz, Carl (1510) | Lost 1-2 | -191520 |
| top | average opponent: 1613record: 8-6 | new rating: 1520 | ||
| Grand Prix Melbourne 2009 (ZEN limited) | starting rating: 1428 | |||
| round | table | opponent (rating) | result | Δrating |
| 1sealed | 78 | Harrison, Chris [AUS] (1500) | Won 2-1 | +191447 |
| 2sealed | 69 | Sadeq, Jafar (1491) | Won 2-0 | +191466 |
| 3sealed | 1 | West, Benjamin (1502) | Won 2-1 | +191485 |
| 4sealed | 52 | Cheung, Justin (1877) | Won 2-1 | +241509 |
| 5sealed | 26 | Goh, Eu Jin (1570) | Lost 1-2 | -161493 |
| 6sealed | 38 | West, Alexander (1831) | Lost 0-2 | -131480 |
| 7sealed | 66 | Benson, Max (1485) | Lost 1-2 | -171463 |
| top | average opponent: 1608record: 4-3 | new rating: 1463 | ||
| Grand Prix Sydney 2006 (TSP limited) | starting rating: 1500 | |||
| round | table | opponent (rating) | result | Δrating |
| 1sealed | 58 | Eldred, Rhett (1517) | Won 2-1 | +181518 |
| 2sealed | 22 | Baker, Scott D (1518) | Lost 1-2 | -181500 |
| 3sealed | 59 | White, James T (1527) | Lost 0-2 | -171483 |
| 4sealed | 72 | Harris, Colin (1397) | Lost 0-2 | -201463 |
| 5sealed | 89 | Brumby, Gene (1494) | Lost 0-2 | -171446 |
| 6sealed | 79 | Steele, Wayne (1450) | Lost 1-2 | -181428 |
| top | average opponent: 1484record: 1-5 | new rating: 1428 | ||