First-generation product — recently released, still early days
Best for: Engineers and professional makers who need large-format enclosed printing with active chamber heating — and want Prusa's open-source ethos and long-term support over a closed-ecosystem competitor.
Full details →Overdue for a refresh — no successor announced yet. Prices should be at their lowest
Best for: Professionals and studios who need large-format enclosed multicolor printing without the premium price of Bambu's or Prusa's flagship offerings.
Full details →| Prusa Research CORE One L | Creality K2 Plus | |
|---|---|---|
| Tier | Professional | Professional |
| Motion | CoreXY | CoreXY |
| Build Volume | 300 × 300 × 330 mm | 350 × 350 × 350 mm |
| Max Speed | 500 mm/s | 600 mm/s |
| Multicolor | ❌ No | ✅ 4 slots |
| Enclosure | ✅ | ✅ |
| Auto Calibration | ✅ | ✅ |
| Open Source | ✅ | ❌ |
| Upgrade Kit | — | — |
| Materials | PLA, PETG, ABS, ASA, TPU, PA, PA-CF, PC | PLA, PETG, ABS, ASA, TPU, PA, PA-CF |
| Released | Nov 7, 2025 | Sep 15, 2024 |
| Cycle length | — | ~450 days |
| Cycle advice | Buy | Wait |
| Deals advice | Caution | Buy |
| Next model | — | — |
A large enclosed build volume with genuine active chamber heating — making the CORE One L reliable for ABS, ASA, PA, and PC across the full build plate.
All firmware, hardware designs, and slicing profiles are open source. Prusa backs the CORE One L with long-term parts availability and community support.
For institutional, government, and production customers, a dedicated Critical Infrastructure Edition is offered — Prusa's commitment to secure supply for professional users.
One of the largest build volumes available in an enclosed CoreXY printer, suited for large props, architectural models, and batch production.
Creality's CFS (Creative Filament System) provides 4-color filament switching comparable to Bambu's AMS at a lower price point.
The K2 Plus delivers professional-level features at a price point accessible to serious hobbyists and small studios.