K2 SE Combo 3D Printer vs Neptune 4 Pro

Technical comparison · Fused filament fabrication (FFF/FDM)

In brief

K2 SE Combo 3D Printer and Neptune 4 Pro are two fused filament fabrication (fff/fdm) in a similar class. Choose K2 SE Combo 3D Printer if maximum colors matters more; choose Neptune 4 Pro if price matters more.

Parameter
Elegoo Neptune 4 Pro Neptune 4 Pro Elegoo F2 · Intermediate
Identity
Launch year 2026 2023
Use tier F2 — Intermediate F2 — Intermediate
Price
Price (€) 499 € 299 €
Price updated on 06/2026
Universal specs
Dimensions (W×D×H) (cm) 35.5 × 35.5 × 48.2 cm 47.5 × 44.5 × 51.5 cm
Weight (kg) 10.58 kg 8.9 kg
Work area (mm) 220 × 215 mm 225 × 225 mm
Z-axis height (mm) 245 mm 265 mm
Power (W) 350 W
Maximum speed 500 mm/s 500 mm/s
Declared precision 0.1 mm 0.1 mm
Category specs
XY print surface (mm) 215 mm 225 mm
Maximum Z height (mm) 245 mm 265 mm
Kinematics cartesian cartesian
Max nozzle temperature (°C) 300 °C 300 °C
Max bed temperature (°C) 100 °C 110 °C
Max print speed (mm/s) 500 mm/s 500 mm/s
Closed chamber False False
Filament sensor True True
Auto leveling mesh mesh
Standard nozzle diameter (mm) 0.4 mm 0.4 mm
Multi-extruder False False
Native Klipper True True
Input shaper True True
Multicolor printing True False
Requires external accessory True False
Maximum colors 16 1
Ecosystem
Cloud dependency No No
Software notes Natively compatible with Creality Print 6.0 and other third-party slicers. It supports Wi-Fi connectivity and features 8 GB of internal eMMC memory for local storage of G-code and 3MF files. The machine is driven by Klipper firmware pre-installed on a proprietary 64-bit motherboard, ensuring rapid processing for advanced features like input shaping and pressure advance. The manufacturer provides a customized version of Cura (Elegoo Cura), but the printer is fully compatible with major third-party slicers such as PrusaSlicer and OrcaSlicer. Connectivity includes USB ports and a LAN network port, enabling remote management and direct print file transfers via the Fluidd or Mainsail web interfaces integrated into the system.

The differences that matter

  • Price: K2 SE Combo 3D Printer 499 € vs Neptune 4 Pro 299 € — Neptune 4 Pro wins (+67%)
  • Maximum colors: K2 SE Combo 3D Printer 16 vs Neptune 4 Pro 1 — K2 SE Combo 3D Printer wins (+1500%)
  • Multicolor printing: K2 SE Combo 3D Printer yes, Neptune 4 Pro no
  • Requires external accessory: K2 SE Combo 3D Printer yes, Neptune 4 Pro no
  • Maximum Z height: K2 SE Combo 3D Printer 245 mm vs Neptune 4 Pro 265 mm — Neptune 4 Pro wins (+8%)

Which one to choose

Choose K2 SE Combo 3D Printer if…

you value maximum colors and multicolor printing. «The maximum number of colors indicates how many distinct color zones or materials can be used in one print without manual intervention. Two colors cover most practical uses, including soluble support. Higher values are useful for complex decorative models or color-coded prototypes. Each additional color increases print time due to transition purges, so the practical benefit should be weighed against the added time cost.»

See the K2 SE Combo 3D Printer sheet →

Choose Neptune 4 Pro if…

you value price, maximum z height and work area. «The Z height determines how tall a part the machine can produce in one print. Vertical objects such as vases, load-bearing structures, or casting patterns require a high Z travel. A lower value does not affect quality but forces the user to split or reorient the model. Z height should be considered alongside the XY surface to assess total usable build volume.»

See the Neptune 4 Pro sheet →

MakerSpecs is an independent atlas. We don't sell products: this comparison links to both sheets, where you'll find complete data and official links.