Elegoo Neptune 4 Max vs Prusa MK4S
Head-to-head 3D printer comparison — 2026
The Elegoo Neptune 4 Max and Prusa MK4S are both FDM 3D printers competing in different tiers — $469 vs $799. We scored both across value, beginner-friendliness, quality, speed, and reliability. Here's the full breakdown.
Our Verdict
The Prusa MK4S takes the crown with 7.8/10 vs 7/10. It pulls ahead in Beginner Friendliness, Print Quality, Reliability. That said, the Elegoo Neptune 4 Max saves you $330 and wins on Value, Speed.
Score Breakdown
Specifications
| Spec | Elegoo Neptune 4 Max | Prusa MK4S |
|---|---|---|
| Price | $469 | $799 |
| Type | FDM | FDM |
| Build Volume | 420 x 420 x 480 mm | 250 x 210 x 220 mm |
| Print Speed | 500 mm/s | 200 mm/s |
| Min Resolution | 0.05 mm | 0.05 mm |
| Weight | 22 kg | 7 kg |
| Overall Score | 7/10 | 7.8/10 |
Pros & Cons
Elegoo Neptune 4 Max
+420mm build volume at $469
+Klipper pre-installed
+Great for props and cosplay
+Direct drive
−Huge footprint
−Slower at this bed size
−Open frame
−Large prints need adhesion care
Prusa MK4S
+Legendary reliability
+Fully open source
+PrusaSlicer is excellent
+Best customer support in the industry
−Expensive for the speed
−Slower than CoreXY competition
−Open frame
−Showing its age vs Bambu
Who Should Buy Which?
Choose the Elegoo Neptune 4 Max if you want:
- A great printer for large-prints
- A great printer for budget
- A great printer for cosplay
- Klipper firmware
- Auto bed leveling
- Direct drive
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 Max better than the Prusa MK4S?
By the numbers, the Prusa MK4S scores higher (7.8/10). But "better" depends on your use case — the Elegoo Neptune 4 Max may be the smarter buy if you need large-prints.
Which is better for beginners, Elegoo Neptune 4 Max or Prusa MK4S?
The Prusa MK4S is more beginner-friendly (8/10 vs 5/10) with easier setup and a gentler learning curve.
Is the Prusa MK4S worth $330 more than the Elegoo Neptune 4 Max?
The Prusa MK4S scores higher overall (7.8/10 vs 7/10). The extra $330 gets you legendary reliability.
What's the main difference between Elegoo Neptune 4 Max and Prusa MK4S?
Build volume (420x420x480mm vs 250x210x220mm) and print speed (500 vs 200 mm/s). The Elegoo Neptune 4 Max is best for large-prints; the Prusa MK4S targets reliability.