Zeng, Ben
Current rating: 1303
Record: 7-20
| Grand Prix Brisbane 2017 (modern) | starting rating: 1385 | |||
| round | table | opponent (rating) | result | Δrating |
| 1modern | 279 | Commons, Josh (1522) | Lost 0-2 | -151370 |
| 2modern | 295 | Haslett, Jonathan (1535) | Lost 1-2 | -151355 |
| 3modern | 438 | Garner, Matthew 8403 (1463) | Lost 1-2 | -161339 |
| 4modern | 419 | Farrell, Clinton (1464) | Lost 1-2 | -161323 |
| 5modern | 426 | Mickel, Tony (1234) | Lost 0-2 | -201303 |
| top | average opponent: 1444record: 0-5 | new rating: 1303 | ||
| Grand Prix Melbourne 2016 (modern) | starting rating: 1389 | |||
| round | table | opponent (rating) | result | Δrating |
| 1modern | 301 | Redfearn, Angus (1500) | Lost 1-2 | -161373 |
| 2modern | 257 | Eastham, Sam (1482) | Lost 1-2 | -161357 |
| 3modern | 497 | Andrews, Brent (1422) | Won 2-1 | +191376 |
| 4modern | 437 | Miranda, Patrick (1481) | Won 2-0 | +201396 |
| 5modern | 318 | Wilde, Nathan (1529) | Won 2-1 | +201416 |
| 6modern | 308 | Min, Hao (1475) | Lost 1-2 | -171399 |
| 7modern | 315 | Lucas, Jeremy (1455) | Won 2-0 | +191418 |
| 8modern | 173 | Kennedy, Blake (1502) | Lost 0-2 | -161402 |
| 9modern | 268 | Dobson, Brendan (1483) | Lost 0-2 | -171385 |
| top | average opponent: 1481record: 4-5 | new rating: 1385 | ||
| Grand Prix Melbourne 2014 (BNG standard) | starting rating: 1411 | |||
| round | table | opponent (rating) | result | Δrating |
| 1standard | 322 | Penton, Karl (1500) | Won 2-0 | +201431 |
| 2standard | 136 | Evers, Timothy (1518) | Lost 0-2 | -161415 |
| 3standard | 227 | Moore, Henry (1639) | Lost 0-2 | -141401 |
| 4standard | 381 | Fowles, Chris (1481) | Lost 0-2 | -171384 |
| 5standard | 327 | Frazer, Luke (1430) | Lost 0-2 | -171367 |
| 6standard | 328 | Robinson, Luke (1446) | Won 1-0 | +191386 |
| 7standard | 251 | Velasco, Nicholas (1470) | Won 2-0 | +201406 |
| 8standard | 185 | Gillies, Daibidh A (1448) | Lost 0-2 | -171389 |
| top | average opponent: 1492record: 3-5 | new rating: 1389 | ||
| Grand Prix Melbourne 2012 (DKA limited) | starting rating: 1500 | |||
| round | table | opponent (rating) | result | Δrating |
| 1sealed | 154 | Larris, Seth (1500) | Lost 0-2 | -181482 |
| 2sealed | 233 | Basser, Nathan (1483) | Lost 0-2 | -181464 |
| 3sealed | 244 | Shanley, Glenn (1525) | Lost 0-2 | -171447 |
| 4sealed | 268 | Hawton, Aaron (1446) | Lost 0-2 | -181429 |
| 6sealed | 204 | Cao, William (1450) | Lost 0-2 | -181411 |
| top | average opponent: 1481record: 0-5 | new rating: 1411 | ||