| Runs |
Wkts |
| 601 | 18 | Australia Under-19s v Zimbabwe Under-19s | Fanie du Toit Sports Complex, Potchefstroom | 1997/98 |
| 550 | 19 | Pakistan Under-19s v Zimbabwe Under-19s | Witrand Cricket Field, Potchefstroom | 2019/20 |
| 536 | 18 | Scotland Under-19s v Zimbabwe Under-19s | De Beers Diamond Oval, Kimberley | 2019/20 |
| 520 | 15 | Pakistan Under-19s v Zimbabwe Under-19s | Bridge House School, Franschhoek | 2011/12 |
| 519 | 9 | Sri Lanka Under-19s v Zimbabwe Under-19s | Bert Sutcliffe Oval, Lincoln | 2017/18 |
| 518 | 15 | South Africa Under-19s v Zimbabwe Under-19s | Wally Wilson Oval, Rondebosch | 2016/17 |
| 518 | 6 | West Indies Under-19s v Zimbabwe Under-19s | Diego Martin Sporting Complex, Diego Martin | 2021/22 |
| 515 | 10 | Sri Lanka Under-19s v Zimbabwe Under-19s | Sinhalese Sports Club Ground, Colombo | 2005/06 |
| 515 | 19 | Pakistan Under-19s v Zimbabwe Under-19s | Diego Martin Sporting Complex, Diego Martin | 2021/22 |
| 513 | 15 | India Under-19s v Zimbabwe Under-19s | Hollywoodbets Kingsmead, Durban | 2019/20 |
| 513 | 20 | Ireland Under-19s v Zimbabwe Under-19s | Absa Puk Oval, Potchefstroom | 2023/24 |
| 511 | 13 | Australia Under-19s v Zimbabwe Under-19s | Dr YS Rajasekhara Reddy ACA-VDCA Cricket Stadium, Visakhapatnam | 2013/14 |
| 508 | 20 | Zimbabwe Under-19s v Ireland Under-19s | Harare Sports Club, Harare | 2024/25 |
| 503 | 19 | South Africa Under-19s v Zimbabwe Under-19s | Hollywoodbets Kingsmead, Durban | 2019/20 |
| 497 | 19 | England Under-19s v Zimbabwe Under-19s | De Beers Diamond Oval, Kimberley | 2019/20 |
| 492 | 13 | Zimbabwe Under-19s v South Africa Under-19s | Harare Sports Club, Harare | 2010 |
| 491 | 10 | India Under-19s v Zimbabwe Under-19s | Port Trust Golden Jubilee Stadium, Visakhapatnam | 2013/14 |
| 486 | 18 | South Africa Under-19s v Zimbabwe Under-19s | Northerns-Goodwood Cricket Club Oval, Cape Town | 2010/11 |
| 484 | 10 | Zimbabwe Under-19s v Ireland Under-19s | Harare Sports Club, Harare | 2024/25 |
| 481 | 16 | South Africa Under-19s v Zimbabwe Under-19s | Sahara Park Newlands, Cape Town | 2010/11 |
| 473 | 16 | Zimbabwe Under-19s v Ireland Under-19s | Harare Sports Club, Harare | 2024/25 |
| 471 | 18 | Zimbabwe Under-19s v Ireland Under-19s | Harare Sports Club, Harare | 2024/25 |
| 470 | 13 | West Indies Under-19s v Zimbabwe Under-19s | Witrand Cricket Field, Potchefstroom | 1997/98 |
| 465 | 16 | Bangladesh Under-19s v Zimbabwe Under-19s | Nondescripts Cricket Club Ground, Colombo | 1999/00 |
| 464 | 12 | Namibia Under-19s v Zimbabwe Under-19s | Galle International Stadium, Galle | 1999/00 |
| 462 | 18 | Zimbabwe Under-19s v Pakistan Under-19s | St George's College Ground, Harare | 2009/10 |
| 459 | 16 | India Under-19s v Zimbabwe Under-19s | Tony Ireland Stadium, Townsville | 2012 |
| 458 | 20 | Papua New Guinea Under-19s v Zimbabwe Under-19s | WEP Harris Oval, Brisbane | 2012 |
| 458 | 15 | Bangladesh Under-19s v Zimbabwe Under-19s | Sheikh Zayed Stadium Nursery 1, Abu Dhabi | 2013/14 |
| 457 | 18 | Bangladesh Under-19s v Zimbabwe Under-19s | Shaheed Chandu Stadium, Bogra | 2009/10 |
| 457 | 12 | Australia Under-19s v Zimbabwe Under-19s | Port Trust Golden Jubilee Stadium, Visakhapatnam | 2013/14 |
