Historical record, recent meetings, scoring profile and performance vs the model's pre-match favorite.
| Date | Match | Result | Winner | Model Projection |
|---|---|---|---|---|
| 2024-01-13 | 0–3 | Leyton Orient +3 | Portsmouth 57% | |
| 2023-08-12 | 0–4 | Portsmouth +4 | Leyton Orient 37% | |
| 2017-01-14 | 2–1 | Portsmouth +1 | Portsmouth 57% | |
| 2016-10-08 | 0–1 | Portsmouth +1 | Leyton Orient 41% | |
| 2016-02-06 | 0–1 | Leyton Orient +1 | Portsmouth 49% | |
| 2015-12-26 | 3–2 | Leyton Orient +1 | Leyton Orient 43% | |
| 2013-03-12 | 1–0 | Leyton Orient +1 | Leyton Orient 57% | |
| 2012-11-20 | 2–3 | Leyton Orient +1 | Portsmouth 44% |