| Field | Xcode 15.1 RC 1 | Xcode 26.4.1 | Diff |
|---|---|---|---|
| Release type | RC 1 | stable | different |
| Edition | - | Apple Silicon | different |
| Release date | 2023-12-05 | 2026-04-16 | different |
| Minimum macOS | 13.5 | 26.2 | different |
| Swift | 5.9.2 | 6.3.1 | different |
| iOS SDK | 17.2 | 26.4.1 | different |
| Build | 15C65 | 17E202 | different |
建议：如果你是生产环境主力开发，优先选择 stable 版本；如需验证新 SDK，再考虑 beta。