Creality K1C vs Prusa Research CORE One+
Technical comparison · Fused filament fabrication (FFF/FDM)
The K1C and CORE One+ are both enclosed CoreXY printers with opposite philosophies: the K1C runs Klipper and costs about half as much, the CORE One+ runs Prusa's open Marlin firmware and has more volume and a hotter bed.
| Parameter | ||
|---|---|---|
| Identity | ||
| Launch year | 2024 | 2026 |
| Use tier | F2 — Intermediate | F2 — Intermediate |
| Price | ||
| Price (€) | 599 € | ~1049–1349 € |
| Universal specs | ||
| Dimensions (W×D×H) (cm) | 35.5 × 35.5 × 48.2 cm | 41.5 × 44.4 × 55.5 cm |
| Weight (kg) | 12.4 kg | 22.5 kg |
| Work area (mm) | 220 × 220 mm | 250 × 220 mm |
| Z-axis height (mm) | 250 mm | 270 mm |
| Power (W) | 350 W | 240 W |
| Voltage (V) | — | 230 V |
| Maximum speed | 600 mm/s | — |
| Declared precision | 100 μm | — |
| Category specs | ||
| Footprint X×Y (short side) (mm) | 220 mm | 220 mm |
| Build height Z (mm) | 250 mm | 270 mm |
| Kinematics | CoreXY | CoreXY |
| Max nozzle temperature (°C) | 300 °C | 290 °C |
| Max bed temperature (°C) | 100 °C | 120 °C |
| Max print speed (mm/s) | 600 mm/s | — |
| Enclosed chamber | Yes | Yes |
| Filament sensor | Yes | Yes |
| Auto bed leveling | Mesh | Mesh |
| Standard nozzle diameter (mm) | 0.4 mm | 0.4 mm |
| Multi-extruder | No | No |
| Native Klipper | Yes | No |
| Input shaper | Yes | Yes |
| Multicolor printing | No | Yes |
| Multicolor requires accessory | Yes | Yes |
| Max colors | 4 | 5 |
| Ecosystem | ||
| Cloud dependency | No | No |
| Software notes | Uses Creality Print, an optimized proprietary slicer. Fully compatible with third-party software such as Orca Slicer and PrusaSlicer. | Natively compatible with PrusaSlicer (based on Slic3r, open-source), but it works with any slicer able to generate Marlin-flavored G-code, such as Cura, ideaMaker or Simplify3D. The firmware is a Prusa-modified Marlin 2, fully open: no lock-in to proprietary software or protocols. The user has full control over the machine, but PrusaSlicer is recommended for optimal performance, as it includes exclusive profiles and features like dynamic flow calibration. |
The differences that matter
- About €1199 versus €599 → the gap buys volume, a hotter bed and an open ecosystem, not speed.
- Heated bed up to 120 °C versus 100 °C → the CORE One+ leaves more headroom for materials that need it.
- 250×220 mm bed and 270 mm height versus 220×220 mm and 250 mm → a taller, wider part fits on the CORE One+.
- Native Klipper only on the K1C → anyone already using it finds their tools; the CORE One+ works with Marlin.
Which one to choose
Choose K1C if…
you want an enclosed CoreXY with native Klipper, with a manufacturer-declared speed up to 600 mm/s, spending about €600 less. The trade-off is a 220×220 mm bed and a heated bed that stops at 100 °C.
Choose CORE One+ if…
you print with a heated bed up to 120 °C, parts up to 250×220 mm and 270 mm tall, and want up to 5 colors with the dedicated accessory, using PrusaSlicer and firmware with no proprietary software lock-in. You pay about €600 more and have no native Klipper.
Where to buy
Paid link: the price for you does not change. Methodology
As an Amazon Associate I earn from qualifying purchases.
Filaments for these printers
The most chosen spools among the materials both printers can print according to their specifications.
- ELEGOO PLA PLA1.75 mm1 kg Check the price on Amazon →
- Bambu Lab PLA PLA1.75 mm1 kg Check the price on Amazon →
- SUNLU PETG (Polyethylene Terephthalate Glycol) PETG (Polyethylene Terephthalate Glycol)1.75 mm1 kg Check the price on Amazon →
- SUNLU PLA PLA1.75 mm1 kg Check the price on Amazon →
- OVERTURE PETG (Polyethylene Terephthalate Glycol) PETG (Polyethylene Terephthalate Glycol)High speed1.75 mm1 kg Check the price on Amazon →
Paid link: the price for you does not change. Methodology
As an Amazon Associate I earn from qualifying purchases.
MakerSpecs is an independent atlas. We don't sell products: the purchase links are the same as on the two product sheets and don't influence the verdict. The sheets have the complete data.