[4] Busan Sonicboom 77-94 Seoul Thunders [6] 2021-01-02 08:00
Stadium: Sajik Arena
Head to Head
| Kórea - KBL | 2020/11/15 08:00 | Suwon Sonicboom v Seoul Thunders | W | 66-58 |
| Kórea - KBL | 2020/10/18 05:00 | Seoul Thunders v Suwon Sonicboom | W | 82-89 |
| Kórea - KBL | 2020/02/02 06:00 | Seoul Thunders v Suwon Sonicboom | L | 90-74 |
| Kórea - KBL | 2020/01/29 10:00 | Seoul Thunders v Suwon Sonicboom | W | 94-101 |
| Kórea - KBL | 2019/12/06 10:00 | Seoul Thunders v Suwon Sonicboom | W | 87-100 |
| Kórea - KBL | 2019/12/03 10:00 | Suwon Sonicboom v Seoul Thunders | W | 96-83 |
| Kórea - KBL | 2019/10/12 08:00 | Suwon Sonicboom v Seoul Thunders | W | 95-88 |
| Kórea - KBL | 2019/03/02 06:00 | Seoul Thunders v Suwon Sonicboom | W | 71-100 |
Home History
| Kórea - KBL | 2020/12/29 10:00 | Dongbu Promy v Suwon Sonicboom | W | 72-87 |
| Kórea - KBL | 2020/12/27 06:00 | Seoul Knights v Suwon Sonicboom | W | 86-91 |
| Kórea - KBL | 2020/12/20 08:00 | Suwon Sonicboom v Mobis Phoebus | W | 87-83 |
| Kórea - KBL | 2020/12/19 08:00 | KCC Egis v Suwon Sonicboom | L | 75-70 |
| Kórea - KBL | 2020/12/15 10:00 | Suwon Sonicboom v Korea Gas Corporation | L | 82-86 |
| Kórea - KBL | 2020/12/12 08:00 | Changwon Sakers v Suwon Sonicboom | W | 88-98 |
| Kórea - KBL | 2020/12/06 08:00 | Korea Gas Corporation v Suwon Sonicboom | W | 74-82 |
| Kórea - KBL | 2020/12/05 06:00 | Suwon Sonicboom v Mobis Phoebus | W | 86-77 |
Away History
| Kórea - KBL | 2021/01/01 08:00 | Seoul Thunders v Changwon Sakers | L | 77-84 |
| Kórea - KBL | 2020/12/30 10:00 | Goyang Sky Gunners v Seoul Thunders | L | 86-65 |
| Kórea - KBL | 2020/12/27 08:00 | Dongbu Promy v Seoul Thunders | W | 72-73 |
| Kórea - KBL | 2020/12/25 08:00 | Seoul Knights v Seoul Thunders | W | 84-89 |
| Kórea - KBL | 2020/12/20 06:00 | Korea Gas Corporation v Seoul Thunders | W | 60-63 |
| Kórea - KBL | 2020/12/19 06:00 | Anyang Red Boosters v Seoul Thunders | W | 81-85 |
| Kórea - KBL | 2020/12/15 10:00 | KCC Egis v Seoul Thunders | L | 91-72 |
| Kórea - KBL | 2020/12/13 06:00 | Mobis Phoebus v Seoul Thunders | W | 70-71 |