Elegoo Neptune 4 Plus vs Phrozen Sonic Mini 4K
Head-to-head 3D printer comparison, 2026
Comparing FDM to resin? The Elegoo Neptune 4 Plus ($299, FDM) and Phrozen Sonic Mini 4K ($199, RESIN) use fundamentally different technologies. FDM melts filament layer by layer; resin cures liquid with UV light. Here's how they stack up.
Our Verdict
The Elegoo Neptune 4 Plus takes the crown with 8.4/10 vs 7/10. It pulls ahead in Value, Beginner Friendliness, Speed. That said, the Phrozen Sonic Mini 4K saves you $100 and wins on Print Quality.
Score Breakdown
Specifications
| Spec | Elegoo Neptune 4 Plus | Phrozen Sonic Mini 4K |
|---|---|---|
| Price | $299 | $199 |
| Type | FDM | RESIN |
| Build Volume | 320 x 320 x 385 mm | 134 x 75 x 130 mm |
| Print Speed | 500 mm/s | 80 mm/s |
| Min Resolution | 0.05 mm | 0.01 mm |
| Weight | 12.5 kg | 5 kg |
| Overall Score | 8.4/10 | 7/10 |
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
Phrozen Sonic Mini 4K
+35-micron XY resolution still produces detailed minis despite the lower resolution count
+Phrozen's build quality and reliability track record is among the best in the category
+Compact footprint fits into tight shelf spaces
−4K resolution in a world of 8K and 12K is a real gap: fine details are softer
−134x75mm build plate is one of the smallest on the list
−No WiFi: USB-only file management
−80mm/hr speed is the same as entry-level machines that cost half as much
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 Phrozen Sonic Mini 4K if you want:
- A great printer for miniatures
- A great printer for detail
- A great printer for resin
- 5.5" 4K mono LCD
- 35-micron XY resolution
- ParaLED 2.0
Frequently Asked Questions
Is the Elegoo Neptune 4 Plus better than the Phrozen Sonic Mini 4K?
By the numbers, the Elegoo Neptune 4 Plus scores higher (8.4/10). But "better" depends on your use case, the Phrozen Sonic Mini 4K may be the smarter buy if you need miniatures.
Which is better for beginners, Elegoo Neptune 4 Plus or Phrozen Sonic Mini 4K?
The Elegoo Neptune 4 Plus is more beginner-friendly (8/10 vs 6/10) with easier setup and a gentler learning curve.
Is the Elegoo Neptune 4 Plus worth $100 more than the Phrozen Sonic Mini 4K?
The Elegoo Neptune 4 Plus scores higher overall (8.4/10 vs 7/10). The extra $100 gets you 320×320×385mm at $299 — the largest build volume at this price point.
What's the main difference between Elegoo Neptune 4 Plus and Phrozen Sonic Mini 4K?
Technology: the Elegoo Neptune 4 Plus is FDM (filament) and the Phrozen Sonic Mini 4K is RESIN (resin). FDM prints bigger functional parts; resin delivers finer surface detail.