Elegoo Neptune 4 Plus 3D Printer (Neptune 4 Plus)

Price~$300–$425 · Reviews referenced200 · Updated2026-04-19

One-line verdict

Large-format FDM printer for hobbyists needing big fast prints, but requires tinkering and calibration unlike plug-and-play competitors.

How it compares

  • vs AnkerMake M5C ($300–$400): Neptune 4 Plus wins on build volume, AnkerMake M5C wins on setup ease and print reliability
  • vs Creality K1 SE ($220–$360): Neptune 4 Plus wins on build volume, K1 SE wins on CoreXY speed and price
  • vs Flashforge AD5X ($330–$400): Neptune 4 Plus wins on build volume and price comparability, AD5X wins on multi-color capability and CoreXY motion speed
  • vs Flashforge AD5M Pro ($350–$450): Neptune 4 Plus wins on build volume, AD5M Pro wins on enclosure, reliability, and out-of-box experience
  • vs ELEGOO Centauri Carbon ($280–$410): Neptune 4 Plus wins on build volume, Centauri Carbon wins on print speed and enclosure for engineering filaments

AI-summarized review themes

Frequently Praised

  • Large build volume handles helmets and props easily
  • High print speeds cut benchy time to 16 minutes
  • Sharp quality on first prints after basic setup
  • Reliable workhorse once dialed in for PLA
  • Good value for size and speed in budget range

Frequently Criticized

  • Bed leveling often inaccurate needs manual tweaks
  • Frequent blobs of death clog hotend early
  • Wobbly bed causes layer shifts on tall prints
  • Noisy fans disrupt home printing sessions
  • Tricky Z-offset adjustments for adhesion

Best for

large props and cosplay, fast prototyping, experienced tinkerers upgrading volume

Not for

absolute beginners seeking zero calibration, quiet office environments, multi-color prints

Specifications

SpecValue
Technology TypeFDM
Build Volume320 × 320 × 385 mm
Max Print Speed500 mm/s
Default Speed250 mm/s
Layer Resolution0.1-0.4 mm
Auto-Leveling121-point
Max Nozzle Temp300°C
Max Bed Temp110°C
EnclosedOpen frame
FirmwareKlipper
Multi-MaterialSingle extruder

Data sources

  • Estimated ~200 purchase reviews via Amazon Walmart Reddit Micro Center
  • Review period: 2023–2026
  • Sentiment confidence: medium
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