The Bambu Lab H2D (professional) and Prusa Research CORE One+ (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 enclosed CoreXY printers with automatic calibration. The H2D costs $550 more and gets you 145% more build volume and a top speed of 1,000 mm/s (vs 600); the CORE One+ answers with an open-source design and 8 multicolor slots to the H2D's 4.
First-generation product — no release history to base predictions on
Best for: Professional makers and small studios who need dual-material printing for engineering parts with soluble supports — or two-material prints with minimal purge waste.
Full details →Early in release cycle — no urgency to wait
🔧 Upgrade kit available — from CORE One+, MK4S
Best for: Makers who want CoreXY speed and precision with Prusa's open-source ethos, community support, and long-term repairability — without Bambu's closed ecosystem.
Full details →| Bambu Lab H2D | Prusa Research CORE One+ | |
|---|---|---|
| Pricing | ||
| Starting Price | $1,549 | ★ $999 |
| Print Specs | ||
| Tier | Professional | Prosumer |
| Motion | CoreXY | CoreXY |
| Build Volume | ★ 350 × 320 × 325 mm | 250 × 220 × 270 mm |
| Max Speed | ★ 1000 mm/s | 600 mm/s |
| Multicolor | ✅ 4 slots | ★ ✅ 8 slots |
| Enclosure | ✅ | ✅ |
| Auto Calibration | ✅ | ✅ |
| Open Source | ❌ | ★ ✅ |
| Upgrade Kit | — | 🔧 From CORE One+, MK4S |
| Buy Timing | ||
| Released | Mar 25, 2025 | Aug 13, 2026 |
| Cycle length | — | ~209 days |
| Cycle advice | Caution | Buy |
| Deals advice | Buy | Caution |
| Next model | — | — |
The H2D was released on Mar 25, 2025, 597 days ago. It is a first-generation product, so there is no earlier cycle to predict its successor from.
The CORE One+ was released on Aug 13, 2026, 91 days ago. Its previous release cycle ran about 209 days, so it is 44% of the way through — roughly 118 days before a successor would be due at that pace.
On timing alone, the CORE One+ is the safer buy right now — it is only 44% of the way through its expected cycle, while the H2D has no release history pointing to a successor yet.
Cycle and deal status as of November 12, 2026. See the launch calendar →
The CORE One+ lists at $999 and the H2D at $1,549 — $550 apart, so the H2D costs 55% more.
Per litre of build volume, that works out to $43 for the H2D versus $67 for the CORE One+ — so the pricier H2D actually gives you more build space per dollar.
If you are buying before Dec 1, 2026, the active sale tips value toward the H2D.
This one is close on paper. If your parts fit within the CORE One+'s 250 × 220 × 270 mm, save the $550; if not, the H2D's 145% extra build volume earns its premium. The CORE One+ also brings an open-source design and 8 multicolor slots to the H2D's 4.
How we judge timing and deals: read our methodology →
The H2D's toolhead carries two nozzles, each with its own material. Switching between them avoids most of the purge waste of single-nozzle filament changes and enables dual-material prints including PVA/PLA soluble support combinations.
350×320×325 mm gives more print area than the standard 256 mm Bambu models — suited for larger professional parts.
The H2D supports a wide range of engineering filaments including PA-CF, PETG-CF, and PC with its enclosed chamber.
The CORE One+ matches Bambu CoreXY speed (600 mm/s) while keeping everything open source — firmware, hardware, slicing profiles.
Unlike Bambu's closed ecosystem, every component of the CORE One+ can be modified, repaired, or community-improved.
The CORE One+ (Gen 2) can be ordered with Prusa's INDX toolchanger in 4- or 8-tool versions, shipping from 15 October 2026. Each material gets its own nozzle, with about 12 seconds per material change and almost no purge waste. The MMU3 remains compatible as a 5-color add-on.