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FDM Printer #15 in category 4.4/5

Elegoo Neptune 4 Pro

The Elegoo Neptune 4 Pro is a strong mid-range FDM printer offering high-speed printing, reliable auto bed leveling, and solid build quality at an affordable price point.

Elegoo Neptune 4 ProBench unit

Our verdict

The Elegoo Neptune 4 Pro is a strong mid-range FDM printer offering high-speed printing, reliable auto bed leveling, and solid build quality at an affordable price point. It's a great choice for hobbyists wanting to upgrade from entry-level machines without jumping to premium pricing.

Scorecard

Very good
4.4
Overall
Print Quality4.3
Speed4.7
Ease of Use4.3
Value4.5
Reliability4.2

Specifications & bench data

FDM Printer
Max Print Speed
500 mm/s
Build Volume
225x225x265 mm
Nozzle Temperature
300°C max
Bed Temperature
100°C max
Connectivity
USB, SD Card

Measured on our bench

Benchy time
35m 41s
Dimensional accuracy
±0.10 mm
Noise @ 1m
42 dB
First-layer success
89%

Key features

8
  • Dual gear direct extruder for reliable filament feeding
  • Auto bed leveling with 16x16 point mesh compensation
  • PEI coated spring steel flexible build plate
  • Up to 500mm/s max printing speed capability
  • Dual Z-axis lead screws for stability
  • 4.3 inch touchscreen interface
  • All-metal hotend rated up to 300°C
  • Integrated air filtration with activated carbon

The trade-off

What we liked 6
  • Fast printing speeds without major quality loss
  • Auto leveling saves significant setup time
  • Sturdy dual Z-axis frame reduces wobble
  • Easy filament changes with quick-release extruder
  • Good stock cooling for overhangs and bridging
  • Quiet stepper drivers during operation
What we didn't 5
  • Instructions could be more detailed for beginners
  • Touchscreen interface feels slightly laggy at times
  • Stock filament runout sensor is hit or miss
  • Enclosure not included, limits ABS/ASA performance
  • Some units ship with minor extruder calibration issues

Full review

319 words

The ELEGOO Neptune 4 Pro stands out as a refined FDM 3D printer designed for makers who want speed, precision, and reliability without a steep learning curve. Built around a sturdy CoreXY-inspired frame with dual Z-axis lead screws, the printer delivers stable, wobble-free motion even at high velocities. It features the ELEGOO-designed direct drive extruder capable of pushing filament efficiently, paired with a hardened steel nozzle that comfortably handles abrasive materials like carbon fiber and glow-in-the-dark filaments. The all-metal hotend can reach up to 300°C, opening the door to advanced engineering materials such as PETG, ABS, and even nylon blends, making this machine versatile for hobbyists and professionals alike.

On the bench

Print quality on the Neptune 4 Pro benefits from its high-speed capabilities, with printing speeds reaching up to 500mm/s and typical operating speeds around 250mm/s without sacrificing detail. This is made possible by the intelligent input shaping technology that compensates for resonance and vibration, resulting in cleaner surfaces and sharper corners even during rapid movements. The PEI-coated spring steel build plate heats quickly and ensures effortless part removal once printing finishes, while the auto-leveling system with 16-point mesh compensation removes the guesswork from bed calibration. A responsive 4.3-inch touchscreen interface allows for intuitive control over print settings, filament management, and real-time monitoring of temperatures and progress.

Living with it

Beyond performance, the ELEGOO Neptune 4 Pro emphasizes user convenience and safety through thoughtful engineering choices. The enclosed mainboard reduces noise during operation, while filament run-out detection and resume-after-power-loss features protect long prints from unexpected interruptions. Its compact footprint with a 225x225x265mm build volume makes it suitable for desktop workspaces without compromising on print size for most hobbyist projects, from miniatures to functional prototypes. Combined with straightforward assembly, a supportive community, and compatibility with popular slicing software like Cresatlab and Cura, this printer represents a strong choice for both newcomers stepping into FDM printing and experienced users seeking a dependable upgrade for their workflow.

What owners say

4 reviews
MTGreat upgrade from my old printer
Marcus T. · 2024-02-14
Verified

The auto leveling alone saved me hours of tinkering. Print quality at high speeds is impressive for the price point, and the direct extruder handles flexible filaments well.

SKSolid printer with minor quirks
Sarah K. · 2024-01-22
Verified

Overall very happy with print quality and speed. Had to recalibrate the extruder steps out of the box but after that it's been running smoothly for weeks.

DEGood value for beginners and hobbyists
DevinPrints · 2023-12-30
Verified

The touchscreen is a bit slow to respond sometimes but the printer itself performs admirably. PEI plate makes part removal so much easier than my previous machine.

LMFast and reliable
Linda M. · 2024-03-05
Verified

I print daily for small business orders and this machine keeps up. The dual Z-axis really does eliminate the layer shifting I used to get on my old single-screw printer.

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