Poetry vs uv in 2026: Which Should You Use? — Poetry was the king of dependency management for years, but uv (by Astral) has taken over in 2026 with unmatched speed.
Performance Comparison
| Task | Poetry | uv | Winner |
|---|---|---|---|
| Project creation | ~8s | ~0.8s | uv (10x) |
| Dependency resolution | ~25s | ~1.2s | uv (20x) |
| Installing packages | Slow | Extremely fast | uv |
When to Use Each
- Use uv for almost all new projects in 2026 (recommended)
- Use Poetry only if your team has heavy existing Poetry workflows
Modern Recommendation
Winner in 2026: uv
uv does everything Poetry does — and much more — while being dramatically faster and simpler.