🖨 3D Printer Radar

Bambu Lab H2SvsPrusa Research CORE One+

⚠️ Ecosystem lock-in warning: Bambu and Prusa are not interchangeable ecosystems. Bambu's AMS system is proprietary — multicolor filaments, cloud features, and software are tightly coupled. Prusa's MMU3 is open source. Switching ecosystems later means replacing filament profiles, software presets, and accessories. Choose based on your long-term workflow, not just the current specs.
Bambu Lab H2S
Buy/Wait:Buy

Early in release cycle — no urgency to wait

Best for: Professional makers and studios who need Bambu's largest enclosed build volume for high-throughput production, engineering materials, and optional AMS multicolor — without the complexity of dual-nozzle printing.

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Prusa Research CORE One+
Buy/Wait:Buy

Early in release cycle — no urgency to wait

🔧 Upgrade kit available — from CORE One

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 H2SPrusa Research CORE One+
TierProfessionalProsumer
MotionCoreXYCoreXY
Build Volume340 × 320 × 340 mm250 × 220 × 270 mm
Max Speed1000 mm/s600 mm/s
Multicolor✅ 4 slots❌ No
Enclosure
Auto Calibration
Open Source
Upgrade Kit🔧 From CORE One
MaterialsPLA, PETG, ABS, ASA, TPU, PA, PA-CF, PC, PETG-CF, PPSPLA, PETG, ABS, ASA, TPU, PA, PC
ReleasedAug 26, 2025Jan 16, 2026
Cycle length~730 days~310 days
Cycle adviceBuyBuy
Deals adviceCautionCaution
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Why buy each?

Bambu Lab H2S

340×320×340 mm — Bambu's largest build volume

The H2S offers 220% the print volume of the X1C. At 1000 mm/s it is also Bambu's fastest printer, making it the top choice for high-throughput professional production.

Active 65°C chamber heating

The enclosed chamber with active heating handles the full engineering filament spectrum — ABS, ASA, PA, PA-CF, PC, and PPS — with consistent results across the full build plate.

Up to 24-color AMS multicolor

The H2S supports up to 12 AMS units (4 AMS 2 Pro + 8 AMS HT), enabling 24-filament printing for large-format multicolor production.

Prusa Research CORE One+

Prusa's answer to Bambu P-series

The CORE One+ matches Bambu CoreXY speed (600 mm/s) while keeping everything open source — firmware, hardware, slicing profiles.

Fully open source

Unlike Bambu's closed ecosystem, every component of the CORE One+ can be modified, repaired, or community-improved.

MMU3 multicolor compatible

Existing MMU3 units and the new MMU3 for CORE One bring 5-color multicolor printing to the CoreXY platform.