4 x 400 m Relay, Men
| Competition | 2025 South-East Asian Games (SEA Games) |
|---|---|
| Venue |
Bangkok, Chonburi
 THA
|
| Held | — |
| Status | Medal |
| Competitors | 12 |
| Countries | 3 |
| Pos | Athlete(s) | Country | Mark | ||
|---|---|---|---|---|---|
| 🥇 | Thailand | THA |
3:03.07 | ||
| Sarawut Nuansi | — | ||||
| Khunaphat Kaijan | — | ||||
| Jirayu Pleenaram | — | ||||
| Joshua Atkinson | — | ||||
| 🥈 | Vietnam |  VIE |
3:03.85 | ||
| Trần Nhật Hoàng | — | ||||
| Tạ Ngọc Tưởng | — | ||||
| Vũ Ngọc Khánh | — | ||||
| Lê Ngọc Phúc | — | ||||
| 🥉 | Singapore |  SGP |
3:10.74 | ||
| Thiruben Thana Rajan | — | ||||
| Zubin Percy Muncherji | — | ||||
| Reuben Rainer Lee | — | ||||
| Calvin Quek | — |