Kai Bethke has 4 recorded races.
| Date | Race | Distance | Time | Overall |
|---|---|---|---|---|
| BMW Berlin Marathon 2025 | Marathon | 5:16:07 | 26601 | |
| BMW Berlin Marathon 2024 | Marathon | 4:39:24 | 28119 | |
| BMW Berlin Marathon 2023 | Marathon | 5:55:15 | 27763 | |
| BMW Berlin Marathon 2022 | Marathon | 5:44:03 | 22289 |