The Prusa Research CORE One L+ (professional) and Snapmaker U1 (prosumer) come from different brands and sit in different tiers, so this is less a head-to-head than a question of how much printer you need. Both are CoreXY printers with a 500 mm/s rated top speed and automatic calibration. The CORE One L+ costs $1,100 more and gets you an enclosed chamber (with ABS, ASA, PA, PA-CF and PC on its materials list) and 51% more build volume; the U1 answers with 4-slot multicolor and support for PCTG and PVA.
Early in release cycle — no urgency to wait
🔧 Upgrade kit available — from CORE One L
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 →First-generation product — recently released, still early days
Best for: Multicolor and multi-material hobbyists who want a true tool changer (four separate hotends, soluble supports, TPU and PLA in one print) for well under $1,000, and tinkerers who value Klipper-based firmware they can inspect and modify.
Full details →| Prusa Research CORE One L+ | Snapmaker U1 | |
|---|---|---|
| Pricing | ||
| Starting Price | $1,999 | ★ $899 |
| Print Specs | ||
| Tier | Professional | Prosumer |
| Motion | CoreXY | CoreXY |
| Build Volume | ★ 300 × 300 × 330 mm | 270 × 270 × 270 mm |
| Max Speed | 500 mm/s | 500 mm/s |
| Multicolor | ❌ No | ★ ✅ 4 slots |
| Enclosure | ★ ✅ | ❌ |
| Auto Calibration | ✅ | ✅ |
| Open Source | ✅ | ✅ |
| Upgrade Kit | 🔧 From CORE One L | — |
| Buy Timing | ||
| Released | Aug 13, 2026 | Apr 10, 2026 |
| Cycle length | ~279 days | — |
| Cycle advice | Buy | Buy |
| Deals advice | Caution | Buy |
| Next model | — | — |
The CORE One L+ was released on Aug 13, 2026, 91 days ago. Its previous release cycle ran about 279 days, so it is 33% of the way through — roughly 188 days before a successor would be due at that pace.
The U1 was released on Apr 10, 2026, 216 days ago. It is a first-generation product, so there is no earlier cycle to predict its successor from.
Both are early enough in their cycles that timing should not decide this one. The CORE One L+ has roughly 188 days of runway on past cadence and the U1 launched 216 days ago. Pick on features and price.
Cycle and deal status as of November 12, 2026. See the launch calendar →
The U1 lists at $899 and the CORE One L+ at $1,999 — $1,100 apart, so the CORE One L+ costs 122% more.
Per litre of build volume, that works out to $67 for the CORE One L+ versus $46 for the U1 — the U1 is the better value per litre as well.
If you are buying before Dec 5, 2026, the active sale tips value toward the U1.
Our pick for most buyers is the CORE One L+, for an enclosed chamber (with ABS, ASA, PA, PA-CF and PC on its materials list) and 51% more build volume, plus a higher editor score (8.6 vs 8.4). Go for the U1 instead if you want to spend less — it is $1,100 cheaper ($899 vs $1,999).
How we judge timing and deals: read our methodology →
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.
Each filament has its own preheated hotend, and swaps take about 5 seconds. Multicolor prints skip the purge tower and filament waste of single-nozzle switching systems.
Separate hotends mean PLA with PVA or breakaway supports, or rigid PLA with TPU, in one print. Single-nozzle multicolor systems handle these combinations poorly.
Snapmaker has published its Klipper, Moonraker and Fluidd forks on GitHub, and Snapmaker Orca is built on Orca Slicer. There is already an active community firmware project. RFID filament recognition stays proprietary.