Elegoo Saturn 4 Ultra vs Phrozen Sonic Mini 4K
Head-to-head 3D printer comparison — 2026
The Elegoo Saturn 4 Ultra and Phrozen Sonic Mini 4K are both RESIN 3D printers competing in different tiers — $459 vs $199. We scored both across value, beginner-friendliness, quality, speed, and reliability. Here's the full breakdown.
Our Verdict
The Elegoo Saturn 4 Ultra takes the crown with 7.8/10 vs 7/10. It pulls ahead in Print Quality, Speed. That said, the Phrozen Sonic Mini 4K saves you $260.
Score Breakdown
Specifications
| Spec | Elegoo Saturn 4 Ultra | Phrozen Sonic Mini 4K |
|---|---|---|
| Price | $459 | $199 |
| Type | RESIN | RESIN |
| Build Volume | 218 x 123 x 220 mm | 134 x 75 x 130 mm |
| Print Speed | 150 mm/s | 80 mm/s |
| Min Resolution | 0.01 mm | 0.01 mm |
| Weight | 11 kg | 5 kg |
| Overall Score | 7.8/10 | 7/10 |
Pros & Cons
Elegoo Saturn 4 Ultra
+Larger build plate than Mars series
+12K resolution
+Print multiple minis at once
+Good for busts and terrain
−More expensive than Mars
−Still requires post-processing
−Heavy resin smell even with purifier
Phrozen Sonic Mini 4K
+35-micron XY resolution still very sharp
+Proven reliability from Phrozen
+Good community and resin support
+Compact footprint
−4K resolution dated vs 8K/12K competitors
−Small build plate
−Slow print speeds
−No WiFi
Who Should Buy Which?
Choose the Elegoo Saturn 4 Ultra if you want:
- A great printer for resin
- A great printer for miniatures
- A great printer for large-prints
- 12K mono LCD
- Tilt release
- Air purifier
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 Saturn 4 Ultra better than the Phrozen Sonic Mini 4K?
By the numbers, the Elegoo Saturn 4 Ultra scores higher (7.8/10). 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 Saturn 4 Ultra or Phrozen Sonic Mini 4K?
Both score 6/10 for beginners. Go with the Phrozen Sonic Mini 4K to save $260.
Is the Elegoo Saturn 4 Ultra worth $260 more than the Phrozen Sonic Mini 4K?
The Elegoo Saturn 4 Ultra scores higher overall (7.8/10 vs 7/10). The extra $260 gets you larger build plate than mars series.
What's the main difference between Elegoo Saturn 4 Ultra and Phrozen Sonic Mini 4K?
Build volume (218x123x220mm vs 134x75x130mm) and print speed (150 vs 80 mm/s). The Elegoo Saturn 4 Ultra is best for resin; the Phrozen Sonic Mini 4K targets miniatures.