Smallest victories by Assam in T20s
By runs
Winner | Margin | Balls Rem | Target | Overs | Opposition | Ground | Match Date | Scorecard |
| 2 runs | - | 160 | 20.0 | v Hyderabad | Eden Gardens | 10 Jan 2021 | Twenty20 | |
| 2 runs | - | 232 | 20.0 | v Himachal | DY Patil | 25 Oct 2023 | Twenty20 | |
| 2 runs | - | 95 | 9.0 | v Puducherry | Vizianagaram | 1 Dec 2024 | Twenty20 | |
| 5 runs | - | 201 | 20.0 | v Bihar | DY Patil | 17 Oct 2023 | Twenty20 | |
| 8 runs | - | 163 | 20.0 | v Tripura | Dhanbad | 22 Oct 2009 | Twenty20 | |
| 11 runs | - | 153 | 20.0 | v Tripura | Jadavpur Uni | 3 Apr 2014 | Twenty20 | |
| 11 runs | - | 151 | 19.1 | v Chandigarh | Visakhapatnam | 27 Nov 2024 | Twenty20 | |
| 13 runs | - | 158 | 20.0 | v Bengal | Eden Gardens | 16 Jan 2021 | Twenty20 | |
| 17 runs | - | 132 | 20.0 | v Jharkhand | Jamshedpur | 24 Oct 2011 | Twenty20 | |
| 18 runs | - | 190 | 20.0 | v Bengal | Cuttack | 25 Mar 2015 | Twenty20 | |
| 26 runs | - | 163 | 20.0 | v Bengal | Cuttack | 25 Feb 2019 | Twenty20 | |
| 35 runs | - | 158 | 17.4 | v Bengal | Dhanbad | 21 Oct 2009 | Twenty20 | |
| 35 runs | - | 138 | 17.2 | v Odisha | Jadavpur Uni | 2 Apr 2014 | Twenty20 | |
| 48 runs | - | 168 | 17.1 | v Chhattisgarh | Lucknow | 28 Nov 2025 | Twenty20 | |
| 55 runs | - | 102 | 13.0 | v Tripura | Jamshedpur | 22 Oct 2011 | Twenty20 | |
| 58 runs | - | 176 | 17.5 | v Vidarbha | Lucknow | 4 Dec 2025 | Twenty20 | |
| 100 runs | - | 218 | 19.1 | v Sikkim | Mumbai | 21 Oct 2023 | Twenty20 | |
| 131 runs | - | 202 | 20.0 | v Mizoram | Cuttack | 22 Feb 2019 | Twenty20 |
By wickets
Winner | Margin | Balls Rem | Target | Overs | Opposition | Ground | Match Date | Scorecard |
| 2 wickets | 3 | 128 | 19.3 | v Kerala | Mumbai | 27 Oct 2023 | Twenty20 | |
| 3 wickets | 7 | 136 | 18.5 | v Bihar | Delhi | 6 Nov 2021 | Twenty20 | |
| 3 wickets | 21 | 110 | 16.3 | v Rajasthan | Saurashtra | 20 Oct 2022 | Twenty20 | |
| 3 wickets | 8 | 128 | 18.4 | v Railways | Vizianagaram | 23 Nov 2024 | Twenty20 | |
| 4 wickets | 3 | 133 | 19.3 | v Goa | Vadodara | 4 Jan 2016 | Twenty20 | |
| 4 wickets | 9 | 134 | 18.3 | v Jharkhand | Eden Gardens | 29 Jan 2017 | Twenty20 | |
| 5 wickets | 4 | 139 | 19.2 | v Jharkhand | Cuttack | 24 Oct 2010 | Twenty20 | |
| 5 wickets | 10 | 143 | 18.2 | v Railways | Vadodara | 9 Jan 2016 | Twenty20 | |
| 5 wickets | - | 195 | 20.0 | v Chhattisgarh | Cuttack | 24 Feb 2019 | Twenty20 | |
| 5 wickets | 5 | 193 | 19.1 | v M. Pradesh | Rajkot | 22 Oct 2022 | Twenty20 | |
| 5 wickets | 7 | 102 | 18.5 | v Kerala | Lucknow | 8 Dec 2025 | Twenty20 | |
| 6 wickets | 6 | 118 | 19.0 | v Tripura | Cuttack | 22 Oct 2010 | Twenty20 | |
| 6 wickets | 16 | 149 | 17.2 | v Jharkhand | Agartala | 21 Mar 2013 | Twenty20 | |
| 6 wickets | 9 | 144 | 18.3 | v Odisha | Eden Gardens | 5 Feb 2017 | Twenty20 | |
| 6 wickets | 17 | 159 | 17.1 | v Kerala | Mohali | 2 Nov 2023 | Twenty20 | |
| 7 wickets | 29 | 84 | 15.1 | v Orissa | Dhanbad | 20 Oct 2009 | Twenty20 | |
| 7 wickets | 5 | 156 | 19.1 | v Railways | Indore | 12 Mar 2010 | Twenty20 | |
| 7 wickets | 4 | 141 | 16.2 | v Odisha | Agartala | 18 Mar 2013 | Twenty20 | |
| 7 wickets | 47 | 86 | 12.1 | v Tripura | Eden Gardens | 3 Feb 2017 | Twenty20 | |
| 7 wickets | 41 | 90 | 13.1 | v Gujarat | Delhi | 5 Nov 2021 | Twenty20 | |
| 7 wickets | 7 | 145 | 18.5 | v Uttarakhand | Saurashtra | 12 Oct 2022 | Twenty20 | |
| 7 wickets | 21 | 116 | 16.3 | v Mizoram | Rajkot | 16 Oct 2022 | Twenty20 | |
| 8 wickets | 25 | 122 | 15.5 | v Tripura | Agartala | 19 Mar 2013 | Twenty20 | |
| 8 wickets | 44 | 125 | 12.4 | v Services | Mumbai | 19 Oct 2023 | Twenty20 | |
| 8 wickets | 13 | 139 | 17.5 | v Bengal | Mohali | 31 Oct 2023 | Twenty20 | |
| 9 wickets | 80 | 103 | 6.4 | v Arunachal | Cuttack | 2 Mar 2019 | Twenty20 | |
| 9 wickets | 84 | 67 | 6.0 | v Mizoram | Mumbai | 14 Nov 2019 | Twenty20 |
By balls remaining in the second innings
Winner | Margin | Balls Rem | Target | Overs | Max | Opposition | Ground | Match Date | Scorecard |
| Assam | 5 wickets | - | 195 | 20.0 | 20.0 | v Chhattisgarh | Cuttack | 24 Feb 2019 | Twenty20 |
| 4 wickets | 3 | 133 | 19.3 | 20.0 | v Goa | Vadodara | 4 Jan 2016 | Twenty20 | |
| 2 wickets | 3 | 128 | 19.3 | 20.0 | v Kerala | Mumbai | 27 Oct 2023 | Twenty20 | |
| 5 wickets | 4 | 139 | 19.2 | 20.0 | v Jharkhand | Cuttack | 24 Oct 2010 | Twenty20 | |
| 7 wickets | 4 | 141 | 16.2 | 17.0 | v Odisha | Agartala | 18 Mar 2013 | Twenty20 | |
| 7 wickets | 5 | 156 | 19.1 | 20.0 | v Railways | Indore | 12 Mar 2010 | Twenty20 | |
| 5 wickets | 5 | 193 | 19.1 | 20.0 | v M. Pradesh | Rajkot | 22 Oct 2022 | Twenty20 | |
| 6 wickets | 6 | 118 | 19.0 | 20.0 | v Tripura | Cuttack | 22 Oct 2010 | Twenty20 | |
| 3 wickets | 7 | 136 | 18.5 | 20.0 | v Bihar | Delhi | 6 Nov 2021 | Twenty20 | |
| 7 wickets | 7 | 145 | 18.5 | 20.0 | v Uttarakhand | Saurashtra | 12 Oct 2022 | Twenty20 | |
| 5 wickets | 7 | 102 | 18.5 | 20.0 | v Kerala | Lucknow | 8 Dec 2025 | Twenty20 | |
| 3 wickets | 8 | 128 | 18.4 | 20.0 | v Railways | Vizianagaram | 23 Nov 2024 | Twenty20 | |
| 4 wickets | 9 | 134 | 18.3 | 20.0 | v Jharkhand | Eden Gardens | 29 Jan 2017 | Twenty20 | |
| 6 wickets | 9 | 144 | 18.3 | 20.0 | v Odisha | Eden Gardens | 5 Feb 2017 | Twenty20 | |
| 5 wickets | 10 | 143 | 18.2 | 20.0 | v Railways | Vadodara | 9 Jan 2016 | Twenty20 | |
| 8 wickets | 13 | 139 | 17.5 | 20.0 | v Bengal | Mohali | 31 Oct 2023 | Twenty20 | |
| 6 wickets | 16 | 149 | 17.2 | 20.0 | v Jharkhand | Agartala | 21 Mar 2013 | Twenty20 | |
| 6 wickets | 17 | 159 | 17.1 | 20.0 | v Kerala | Mohali | 2 Nov 2023 | Twenty20 | |
| 7 wickets | 21 | 116 | 16.3 | 20.0 | v Mizoram | Rajkot | 16 Oct 2022 | Twenty20 | |
| 3 wickets | 21 | 110 | 16.3 | 20.0 | v Rajasthan | Saurashtra | 20 Oct 2022 | Twenty20 | |
| 8 wickets | 25 | 122 | 15.5 | 20.0 | v Tripura | Agartala | 19 Mar 2013 | Twenty20 | |
| 7 wickets | 29 | 84 | 15.1 | 20.0 | v Orissa | Dhanbad | 20 Oct 2009 | Twenty20 | |
| 7 wickets | 41 | 90 | 13.1 | 20.0 | v Gujarat | Delhi | 5 Nov 2021 | Twenty20 | |
| 8 wickets | 44 | 125 | 12.4 | 20.0 | v Services | Mumbai | 19 Oct 2023 | Twenty20 | |
| 7 wickets | 47 | 86 | 12.1 | 20.0 | v Tripura | Eden Gardens | 3 Feb 2017 | Twenty20 | |
| 9 wickets | 80 | 103 | 6.4 | 20.0 | v Arunachal | Cuttack | 2 Mar 2019 | Twenty20 | |
| 9 wickets | 84 | 67 | 6.0 | 20.0 | v Mizoram | Mumbai | 14 Nov 2019 | Twenty20 |
Tied matches
Team 1 | Team 2 | Ground | Match Date | Scorecard |
| No records found | ||||
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Records includes the following current or recent matches:
Kerala (and Travancore-Cochin) vs Assam at Lucknow, Syed Mushtaq Ali Trophy Elite, Group A, Dec 8, 2025 [Twenty20]
Odisha vs Assam at Lucknow, Syed Mushtaq Ali Trophy Elite, Group A, Dec 6, 2025 [Twenty20]
Assam vs Vidarbha at Lucknow, Syed Mushtaq Ali Trophy Elite, Group A, Dec 4, 2025 [Twenty20]