Essex and Hampshire have met 30 times in the Blast (2010-2026) - Hampshire lead 15-11 in decided matches, with 2 tied, 2 producing no result.
| All seasons | 30 | 11 | 15 | 2 | 2 |
“No result” covers washouts - and, in T20 leagues, super-over finishes, which the ball-by-ball record stores without a winner.
In decided Blast matches Hampshire lead 15-11: Essex 11, Hampshire 15. 2 ended in a tie. 2 produced no result.
| 2010 | 1 | 0 | 1 | 0 | 0 |
| 2013 | 1 | 0 | 0 | 0 | 1 |
| 2014 | 2 | 0 | 2 | 0 | 0 |
| 2015 | 2 | 1 | 1 | 0 | 0 |
| 2016 | 2 | 2 | 0 | 0 | 0 |
| 2017 | 2 | 2 | 0 | 0 | 0 |
| 2018 | 2 | 0 | 0 | 1 | 1 |
| 2019 | 2 | 0 | 1 | 1 | 0 |
| 2020 | 2 | 1 | 1 | 0 | 0 |
| 2021 | 2 | 0 | 2 | 0 | 0 |
| 2022 | 2 | 1 | 1 | 0 | 0 |
| 2023 | 3 | 1 | 2 | 0 | 0 |
| 2024 | 2 | 1 | 1 | 0 | 0 |
| 2025 | 2 | 1 | 1 | 0 | 0 |
| 2026 | 3 | 1 | 2 | 0 | 0 |
| 2026 | 2026-07-15 | Rose Bowl, Southampton | L | 75 runs |
| 2026 | 2026-07-10 | County Ground, Chelmsford | W | 7 wickets |
| 2026 | 2026-05-26 | Rose Bowl, Southampton | L | 30 runs |
| 2025 | 2025-07-17 | County Ground, Chelmsford | W | 4 wickets |
| 2025 | 2025-05-30 | Rose Bowl, Southampton | L | 106 runs |
| 2024 | 2024-07-19 | Rose Bowl, Southampton | L | 7 runs |
| 2024 | 2024-06-20 | County Ground, Chelmsford | W | 8 wickets |
| 2023 | 2023-07-15 | Edgbaston, Birmingham | W | 5 wickets |
| 2023 | 2023-06-23 | Rose Bowl, Southampton | L | 4 wickets |
| 2023 | 2023-06-02 | County Ground, Chelmsford | L | 118 runs |