Elegoo Neptune 4 Plus vs Prusa MK4S
Head-to-head 3D printer comparison, 2026
The Elegoo Neptune 4 Plus and Prusa MK4S are both FDM 3D printers competing in different tiers, $299 vs $929. Both are scored across value, beginner-friendliness, quality, speed, and reliability. Here's the full breakdown.
Our Verdict
The Elegoo Neptune 4 Plus takes the crown with 8.4/10 vs 7.8/10. It pulls ahead in Value, Speed. The Prusa MK4S still puts up a fight in Print Quality and Reliability.
Direct answer
Elegoo Neptune 4 Plus is the better pick for most buyers.
Choose Elegoo Neptune 4 Plus if you want the stronger overall score, better fit for large-format and value, and the safer recommendation. Choose Prusa MK4S only if its specific strengths matter more to you than the overall result.
Winner by buyer type
Best overall
Elegoo Neptune 4 Plus
Best value
Elegoo Neptune 4 Plus
Best build volume
Elegoo Neptune 4 Plus
Score Breakdown
Specifications
| Spec | Elegoo Neptune 4 Plus | Prusa MK4S |
|---|---|---|
| Price | $299 | $929 |
| Type | FDM | FDM |
| Build Volume | 320 x 320 x 385 mm | 250 x 210 x 220 mm |
| Print Speed | 500 mm/s | 200 mm/s |
| Min Resolution | 0.05 mm | 0.05 mm |
| Weight | 12.5 kg | 7 kg |
| Overall Score | 8.4/10 | 7.8/10 |
Pros & Cons
Elegoo Neptune 4 Plus
+320×320×385mm at $299 — the largest build volume at this price point
+Stock Klipper means real input shaping, pressure advance, and Moonraker API access
+Direct-drive handles TPU and flexible filaments without clog risk
+Mainsail interface enables remote monitoring and print farm integration
+Dual Z-axis prevents gantry sag on tall prints
−Open-frame limits material compatibility — ABS/ASA require an enclosure
−500mm/s achievable but optimal quality typically at 200-300mm/s
−Large bed means longer homing and leveling cycles
−Elegoo's support and community is smaller than Creality's
Prusa MK4S
+Prusa's QC is genuinely better than anyone else's: every printer is test-printed before shipping
+PrusaSlicer is open source and powerful, no subscription, no cloud required
+Customer support answers in hours, not weeks
+Spare parts available for 5+ year old models; no planned obsolescence
−200mm/s max is a third of what CoreXY machines do at half the price
−$929 for an open-frame bed-slinger is a hard sell in 2025
−Bambu's A1 Combo does more for $530 less
Who Should Buy Which?
Choose the Elegoo Neptune 4 Plus if you want:
- A great printer for large-format
- A great printer for value
- A great printer for beginner
- A great printer for speed
- Stock Klipper firmware with Mainsail web interface
- 320×320×385mm XL build volume
- 500mm/s max print speed with input shaping
Choose the Prusa MK4S if you want:
- A great printer for reliability
- A great printer for open-source
- Open source
- PrusaSlicer
- Nextruder
Frequently Asked Questions
Is the Elegoo Neptune 4 Plus better than the Prusa MK4S?
By the numbers, the Elegoo Neptune 4 Plus scores higher (8.4/10). But "better" depends on your use case, the Prusa MK4S may be the smarter buy if you need reliability.
Which is better for beginners, Elegoo Neptune 4 Plus or Prusa MK4S?
Both score 8/10 for beginners. Go with the Elegoo Neptune 4 Plus to save $630.
Is the Prusa MK4S worth $630 more than the Elegoo Neptune 4 Plus?
The Elegoo Neptune 4 Plus actually scores higher (8.4/10) despite costing $630 less. The Prusa MK4S only makes sense if you specifically need reliability.
What's the main difference between Elegoo Neptune 4 Plus and Prusa MK4S?
Build volume (320x320x385mm vs 250x210x220mm) and print speed (500 vs 200 mm/s). The Elegoo Neptune 4 Plus is best for large-format; the Prusa MK4S targets reliability.