Elegoo Mars 4 Ultra vs Elegoo Neptune 4 Pro
Head-to-head 3D printer comparison — 2026
Choosing between two Elegoo printers? The Elegoo Mars 4 Ultra ($199) and Elegoo Neptune 4 Pro ($259) both come from one of the most trusted names in 3D printing, with a $60 gap between them. Here's how they compare across every category that matters.
Our Verdict
The Elegoo Neptune 4 Pro takes the crown with 8/10 vs 7.8/10. It pulls ahead in Beginner Friendliness, Speed. That said, the Elegoo Mars 4 Ultra saves you $60 and wins on Print Quality, Reliability.
Score Breakdown
Specifications
| Spec | Elegoo Mars 4 Ultra | Elegoo Neptune 4 Pro |
|---|---|---|
| Price | $199 | $259 |
| Type | RESIN | FDM |
| Build Volume | 153 x 77 x 165 mm | 225 x 225 x 265 mm |
| Print Speed | 100 mm/s | 500 mm/s |
| Min Resolution | 0.01 mm | 0.05 mm |
| Weight | 6.8 kg | 10.5 kg |
| Overall Score | 7.8/10 | 8/10 |
Pros & Cons
Elegoo Mars 4 Ultra
+9K resolution for exceptional detail
+Tilt release reduces FEP wear
+Built-in air purifier
+WiFi connectivity
−Smaller build plate than Saturn
−Requires wash & cure station
−Resin learning curve
Elegoo Neptune 4 Pro
+Linear rails at this price
+Klipper pre-installed
+500mm/s speed
+Solid build quality
−Mixed early firmware reviews
−Community smaller than Creality/Bambu
−No WiFi
Who Should Buy Which?
Choose the Elegoo Mars 4 Ultra if you want:
- A great printer for miniatures
- A great printer for resin
- A great printer for budget
- 9K mono LCD
- Tilt release
- WiFi
Choose the Elegoo Neptune 4 Pro if you want:
- A great printer for budget
- A great printer for speed
- Klipper firmware
- Auto bed leveling
- Direct drive
Frequently Asked Questions
Is the Elegoo Mars 4 Ultra better than the Elegoo Neptune 4 Pro?
By the numbers, the Elegoo Neptune 4 Pro scores higher (8/10). But "better" depends on your use case — the Elegoo Mars 4 Ultra may be the smarter buy if you need miniatures.
Which is better for beginners, Elegoo Mars 4 Ultra or Elegoo Neptune 4 Pro?
The Elegoo Neptune 4 Pro is more beginner-friendly (8/10 vs 7/10) with easier setup and a gentler learning curve.
Is the Elegoo Neptune 4 Pro worth $60 more than the Elegoo Mars 4 Ultra?
The Elegoo Neptune 4 Pro scores higher overall (8/10 vs 7.8/10). The extra $60 gets you linear rails at this price.
What's the main difference between Elegoo Mars 4 Ultra and Elegoo Neptune 4 Pro?
Technology: the Elegoo Mars 4 Ultra is RESIN (filament) and the Elegoo Neptune 4 Pro is FDM (resin). FDM prints bigger functional parts; resin delivers finer surface detail.