Elegoo Neptune 4 Max vs Prusa Research MK4S 3D Printer kit

Technical comparison · Fused filament fabrication (FFF/FDM)

In brief

Neptune 4 Max and MK4S 3D Printer kit are two fused filament fabrication (fff/fdm) in a similar class. Choose Neptune 4 Max if work area and build height z matters more; choose MK4S 3D Printer kit if max colors matters more.

Parameter
Elegoo Neptune 4 Max Neptune 4 Max Elegoo F2 · Intermediate
Identity
Launch year 2023 2025
Use tier F2 — Intermediate F2 — Intermediate
Price
Price (€) 549 € 819 €
Universal specs
Dimensions (W×D×H) (cm) 65.8 × 63.2 × 74 cm 50 × 55 × 40 cm
Weight (kg) 18.1 kg 7 kg
Work area (mm) 420 × 420 mm 250 × 210 mm
Z-axis height (mm) 480 mm 220 mm
Power (W) 240 W
Voltage (V) 230 V
Maximum speed 500 mm/s 500 mm/s
Declared precision 0.1 mm
Category specs
Footprint X×Y (short side) (mm) 420 mm 250 mm
Build height Z (mm) 480 mm 220 mm
Kinematics Cartesian Cartesian
Max nozzle temperature (°C) 300 °C 290 °C
Max bed temperature (°C) 85 °C 120 °C
Max print speed (mm/s) 500 mm/s 500 mm/s
Enclosed chamber False False
Filament sensor True True
Auto bed leveling Mesh Mesh
Standard nozzle diameter (mm) 0.4 mm 0.4 mm
Multi-extruder False False
Native Klipper True False
Input shaper True True
Multicolor printing False True
Multicolor requires accessory False True
Max colors 1 5
Ecosystem
Cloud dependency No No
Software notes The system relies on an open ecosystem thanks to the motherboard with pre-installed Klipper. Users can manage the machine both through the 4.3-inch capacitive touchscreen interface and via local network using the integrated web interface (Fluidd). Elegoo provides its own customized version of the Cura slicer, but the printer remains fully compatible with most third-party slicers such as PrusaSlicer, OrcaSlicer, and Simplify3D. Native support for Wi-Fi and LAN connectivity facilitates sending and monitoring G-code files without the need for physical media. The MK4S runs proprietary Prusa firmware based on Marlin, not GRBL. It is managed through PrusaSlicer (with over 180 official profiles included), Simplify3D, or Cura with community profiles. Files are loaded via USB, local network, or PrusaConnect and the Prusa mobile app; it is not compatible with LightBurn or LaserGRBL, being a filament printer. The machine can run fully offline with no cloud dependency, and receives regular firmware updates along with pre-tuned profiles for Prusament materials.

The differences that matter

  • Work area: Neptune 4 Max 420×420 mm vs MK4S 3D Printer kit 250×210 mm — Neptune 4 Max wins (+236%)
  • Build height Z: Neptune 4 Max 480 mm vs MK4S 3D Printer kit 220 mm — Neptune 4 Max wins (+118%)
  • Max colors: Neptune 4 Max 1 vs MK4S 3D Printer kit 5 — MK4S 3D Printer kit wins (+400%)
  • Price: Neptune 4 Max 549 € vs MK4S 3D Printer kit 819 € — Neptune 4 Max wins (+49%)
  • Native Klipper: Neptune 4 Max yes, MK4S 3D Printer kit no

Which one to choose

Choose Neptune 4 Max if…

you value work area, build height z and price.

See the Neptune 4 Max sheet →

Choose MK4S 3D Printer kit if…

you value max colors, multicolor printing and max bed temperature.

See the MK4S 3D Printer kit 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.