Smallest victories For Sri Lanka Domestic T20 - Sri Lanka Army
By runs
Winner | Margin | Balls Rem | Target | Overs | Opposition | Ground | Match Date | Scorecard |
| 1 run | 0 | 106 | 20.0 | v Saracens | Colombo (Colts) | 14 Mar 2021 | Twenty20 | |
| 4 runs | 0 | 134 | 20.0 | v Badureliya | Colombo (RPS) | 5 Jan 2016 | Twenty20 | |
| 6 runs | 0 | 165 | 20.0 | v Negombo | Colombo (CCC) | 16 Mar 2021 | Twenty20 | |
| 26 runs | 0 | 131 | 17.1 | v Kurunegala | Katunayake | 15 Feb 2019 | Twenty20 | |
| 31 runs | 0 | 181 | 18.1 | v Chilaw CC | Maggona | 12 Jan 2020 | Twenty20 | |
| 31 runs | 0 | 144 | 20.0 | v Ragama CC | Colombo (PSS) | 12 Mar 2021 | Twenty20 | |
| 32 runs | 0 | 153 | 20.0 | v Air Force SC | Colombo (CCC) | 8 Jan 2020 | Twenty20 | |
| 34 runs | 0 | 130 | 18.4 | v Moors | Colombo (CCC) | 4 Mar 2018 | Twenty20 | |
| 43 runs | 0 | 138 | 13.0 | v Panadura | Colombo (Colts) | 25 Feb 2018 | Twenty20 | |
| 51 runs | 0 | 174 | 15.4 | v Chilaw CC | Colombo (NCC) | 23 Feb 2019 | Twenty20 | |
| 53 runs | 0 | 150 | 16.1 | v Kurunegala | Colombo (PSS) | 6 Jan 2020 | Twenty20 | |
| 90 runs | 0 | 157 | 13.2 | v SL Navy | Colombo (Bloomfield) | 16 Feb 2019 | Twenty20 | |
| 102 runs | 0 | 219 | 16.3 | v Negambo CC | Welisara | 24 Feb 2018 | Twenty20 | |
| 127 runs | 0 | 206 | 15.5 | v Colombo CC | Colombo (PSS) | 6 Jan 2016 | Twenty20 |
By wickets
Winner | Margin | Balls Rem | Target | Overs | Opposition | Ground | Match Date | Scorecard |
| 1 wicket | 4 | 166 | 19.2 | v Tamil Union | Colombo (NCC) | 21 Jan 2016 | Twenty20 | |
| 2 wickets | 2 | 145 | 19.4 | v Bloomfield | Colombo (Colts) | 2 Mar 2018 | Twenty20 | |
| 4 wickets | 33 | 90 | 14.3 | v Ragama CC | Colombo (CCC) | 28 Feb 2007 | Twenty20 | |
| 5 wickets | 14 | 145 | 17.4 | v Sinhalese | Colombo (RPS) | 23 Jan 2016 | Twenty20 | |
| 5 wickets | 18 | 165 | 17.0 | v Tamil Union | Colombo (RPS) | 24 Jan 2016 | Twenty20 | |
| 5 wickets | 43 | 100 | 12.5 | v SLPACC | Colombo (Burgher) | 18 Feb 2019 | Twenty20 | |
| 5 wickets | 10 | 131 | 18.2 | v Negombo | Colombo (Colts) | 10 Jan 2020 | Twenty20 | |
| 6 wickets | 22 | 151 | 16.2 | v SLPACC | Colombo (PSS) | 20 Jan 2016 | Twenty20 | |
| 7 wickets | 52 | 76 | 11.2 | v Panadura | Colombo (NCC) | 7 Mar 2021 | Twenty20 | |
| 7 wickets | 21 | 142 | 16.3 | v Sebast CAC | Katunayake | 10 Mar 2021 | Twenty20 | |
| 8 wickets | 23 | 154 | 16.1 | v Air Force SC | Colombo (Burgher) | 19 Feb 2019 | Twenty20 | |
| 9 wickets | 50 | 86 | 11.4 | v SL Navy | Katunayake | 6 Mar 2021 | Twenty20 | |
| 9 wickets | 50 | 115 | 11.4 | v Kurunegala | Colombo (NCC) | 18 Mar 2021 | Twenty20 |
By balls remaining in the second innings
Winner | Margin | Balls Rem | Target | Overs | Max | Opposition | Ground | Match Date | Scorecard |
| 2 wickets | 2 | 145 | 19.4 | 20.0 | v Bloomfield | Colombo (Colts) | 2 Mar 2018 | Twenty20 | |
| 1 wicket | 4 | 166 | 19.2 | 20.0 | v Tamil Union | Colombo (NCC) | 21 Jan 2016 | Twenty20 | |
| 5 wickets | 10 | 131 | 18.2 | 20.0 | v Negombo | Colombo (Colts) | 10 Jan 2020 | Twenty20 | |
| 5 wickets | 14 | 145 | 17.4 | 20.0 | v Sinhalese | Colombo (RPS) | 23 Jan 2016 | Twenty20 | |
| 5 wickets | 18 | 165 | 17.0 | 20.0 | v Tamil Union | Colombo (RPS) | 24 Jan 2016 | Twenty20 | |
| 7 wickets | 21 | 142 | 16.3 | 20.0 | v Sebast CAC | Katunayake | 10 Mar 2021 | Twenty20 | |
| 6 wickets | 22 | 151 | 16.2 | 20.0 | v SLPACC | Colombo (PSS) | 20 Jan 2016 | Twenty20 | |
| 8 wickets | 23 | 154 | 16.1 | 20.0 | v Air Force SC | Colombo (Burgher) | 19 Feb 2019 | Twenty20 | |
| 4 wickets | 33 | 90 | 14.3 | 20.0 | v Ragama CC | Colombo (CCC) | 28 Feb 2007 | Twenty20 | |
| 5 wickets | 43 | 100 | 12.5 | 20.0 | v SLPACC | Colombo (Burgher) | 18 Feb 2019 | Twenty20 | |
| 9 wickets | 50 | 86 | 11.4 | 20.0 | v SL Navy | Katunayake | 6 Mar 2021 | Twenty20 | |
| 9 wickets | 50 | 115 | 11.4 | 20.0 | v Kurunegala | Colombo (NCC) | 18 Mar 2021 | Twenty20 | |
| 7 wickets | 52 | 76 | 11.2 | 20.0 | v Panadura | Colombo (NCC) | 7 Mar 2021 | Twenty20 |
Tied matches
Team 1 | Team 2 | Ground | Match Date | Scorecard |
| SL Army | Colombo CC | Nondescripts Cricket Club Ground, Colombo | 27 Feb 2018 | Twenty20 |
| SL Army | Saracens | Colombo Cricket Club Ground | 1 Mar 2018 | Twenty20 |
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