| Inns | HS |
| 180-4 | 43* | Papua New Guinea v Singapore | Dubai Sports City Stadium, Dubai | 2019/20 |
| 163-5 | 45 | Papua New Guinea v Hong Kong | Bayuemas Oval, Kuala Lumpur | 2023 |
| 162-7 | 46 | Papua New Guinea v Philippines | Amini Park, Port Moresby | 2023 |
| 150 | 38 | Papua New Guinea v United Arab Emirates | Sheikh Zayed Stadium, Abu Dhabi | 2016/17 |
| 150-9 | 45 | Papua New Guinea v Singapore | Indian Association Ground, Singapore | 2022 |
| 148 | 47 | Papua New Guinea v Scotland | Al Amerat Cricket Ground, Al Amerat | 2021/22 |
| 148-7 | 43 | Papua New Guinea v Vanuatu | Amini Park, Port Moresby | 2023 |
| 142-9 | 33 | Papua New Guinea v Scotland | ICC Cricket Academy Ground, Dubai | 2019/20 |
| 137 | 47 | Papua New Guinea v Vanuatu | Faleata Oval No 1, Apia | 2019 |
| 136-6 | 40 | Papua New Guinea v Oman | Al Amerat Cricket Ground, Al Amerat | 2023/24 |
| 130-5 | 40* | Papua New Guinea v Namibia | Dubai Sports City Stadium, Dubai | 2019/20 |
| 128-5 | 31 | Papua New Guinea v United Arab Emirates | Sheikh Zayed Stadium, Abu Dhabi | 2016/17 |
| 128-8 | 39 | Papua New Guinea v Netherlands | Dubai Sports City Stadium, Dubai | 2019/20 |
| 127-6 | 37* | Papua New Guinea v Afghanistan | The Village, Malahide, Dublin | 2015 |
| 127-5 | 37 | Papua New Guinea v Netherlands | ICC Cricket Academy Ground, Dubai | 2019/20 |
| 124-8 | 32 | Papua New Guinea v Ireland | Civil Service Cricket Club, Stormont, Belfast | 2015 |
| 116-8 | 25 | Papua New Guinea v Ireland | Tony Ireland Stadium, Townsville | 2015/16 |
| 113 | 28 | Papua New Guinea v Nepal | Mission Road Ground, Hong Kong | 2023/24 |
| 111 | 35 | Papua New Guinea v Netherlands | Queens Sports Club, Bulawayo | 2022 |
| 109-4 | 47 | Papua New Guinea v Japan | Amini Park, Port Moresby | 2023 |
| 102 | 31 | Papua New Guinea v United Arab Emirates | Sheikh Zayed Stadium, Abu Dhabi | 2016/17 |
| 99-2 | 34* | Papua New Guinea v Nepal | The Village, Malahide, Dublin | 2015 |
| 98 | 33 | Papua New Guinea v Malaysia | Bayuemas Oval, Kuala Lumpur | 2023/24 |
| 97 | 46* | Papua New Guinea v Bangladesh | Al Amerat Cricket Ground, Al Amerat | 2021/22 |
| 97 | 28 | Papua New Guinea v United States of America | Bulawayo Athletic Club, Bulawayo | 2022 |
| 95 | 27 | Papua New Guinea v Afghanistan | Brian Lara Stadium, Tarouba | 2024 |
| 92-9 | 22 | Papua New Guinea v Ireland | Tony Ireland Stadium, Townsville | 2015/16 |
| 92-4 | 30* | Papua New Guinea v Japan | Amini Park, Port Moresby | 2023 |
| 90-9 | 21 | Papua New Guinea v Hong Kong | Bayuemas Oval, Kuala Lumpur | 2023 |
| 89-9 | 26* | Papua New Guinea v Ireland | Tony Ireland Stadium, Townsville | 2015/16 |
