| Inns | HS |
| 229-6 | 61 | Papua New Guinea v Philippines | Amini Park, Port Moresby | 2023 |
| 216-4 | 68 | Papua New Guinea v Philippines | Amini Park, Port Moresby | 2018/19 |
| 206-7 | 93* | Papua New Guinea v Singapore | Indian Association Ground, Singapore | 2022 |
| 206-3 | 91* | Papua New Guinea v Malaysia | Bayuemas Oval, Kuala Lumpur | 2023/24 |
| 199-2 | 86* | Papua New Guinea v Malaysia | Tribhuvan University International Cricket Ground, Kirtipur | 2021/22 |
| 197-7 | 71 | Papua New Guinea v Namibia | ICC Cricket Academy Ground No 2, Dubai | 2019/20 |
| 185-7 | 83 | Papua New Guinea v Hong Kong | Bulawayo Athletic Club, Bulawayo | 2022 |
| 181 | 51 | Papua New Guinea v Vanuatu | Faleata Oval No 1, Apia | 2019 |
| 180-4 | 43* | Papua New Guinea v Singapore | Dubai Sports City Stadium, Dubai | 2019/20 |
| 172 | 56 | Papua New Guinea v Malaysia | Tribhuvan University International Cricket Ground, Kirtipur | 2021/22 |
| 172-8 | 66 | Papua New Guinea v Zimbabwe | Queens Sports Club, Bulawayo | 2022 |
| 171-8 | 61 | Papua New Guinea v Nepal | Mission Road Ground, Hong Kong | 2023/24 |
| 168 | 52 | Papua New Guinea v Nepal | Tribhuvan University International Cricket Ground, Kirtipur | 2021/22 |
| 166 | 62 | Papua New Guinea v Nepal | Tribhuvan University International Cricket Ground, Kirtipur | 2021/22 |
| 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 |
| 161-2 | 93* | Papua New Guinea v Uganda | Bulawayo Athletic Club, Bulawayo | 2022 |
| 160-6 | 69 | Papua New Guinea v Namibia | ICC Cricket Academy Ground, Dubai | 2021/22 |
| 154-5 | 55 | Papua New Guinea v Scotland | ICC Cricket Academy Ground, Dubai | 2021/22 |
| 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 |
| 148-2 | 65* | Papua New Guinea v Oman | Al Amerat Cricket Ground, Al Amerat | 2023/24 |
| 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 |
| 136-8 | 50 | Papua New Guinea v West Indies | Guyana National Stadium, Providence | 2024 |
| 130-5 | 40* | Papua New Guinea v Namibia | Dubai Sports City Stadium, Dubai | 2019/20 |
| 129-9 | 56 | Papua New Guinea v Oman | Al Amerat Cricket Ground, Al Amerat | 2021/22 |
