Elegoo Saturn 3 Ultra vs Phrozen Sonic Mini 4K
Head-to-head 3D printer comparison, 2026
The Elegoo Saturn 3 Ultra and Phrozen Sonic Mini 4K are both RESIN 3D printers competing in different tiers, $299 vs $199. Both are scored across value, beginner-friendliness, quality, speed, and reliability. Here's the full breakdown.
Our Verdict
The Elegoo Saturn 3 Ultra takes the crown with 8/10 vs 7/10. It pulls ahead in Value, Print Quality, Speed. That said, the Phrozen Sonic Mini 4K saves you $100.
Score Breakdown
Specifications
| Spec | Elegoo Saturn 3 Ultra | Phrozen Sonic Mini 4K |
|---|---|---|
| Price | $299 | $199 |
| Type | RESIN | RESIN |
| Build Volume | 218 x 123 x 260 mm | 134 x 75 x 130 mm |
| Print Speed | 150 mm/s | 80 mm/s |
| Min Resolution | 0.01 mm | 0.01 mm |
| Weight | 10.5 kg | 5 kg |
| Overall Score | 8/10 | 7/10 |
Pros & Cons
Elegoo Saturn 3 Ultra
+218x123mm plate holds a full 10-model squad in one run at 12K resolution
+Tilt release on a plate this size dramatically reduces FEP tears
+Terrain, dungeon tiles, and large busts all fit without splitting
+150mm/hr speed is faster than most competitors at this plate size
−A full plate run goes through resin fast: budget for 500ml+ per session
−Post-processing for a full plate takes the better part of an hour
−At $299, you're also spending $80-120 on a wash and cure station before you can print anything
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 Saturn 3 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 3 Ultra better than the Phrozen Sonic Mini 4K?
By the numbers, the Elegoo Saturn 3 Ultra scores higher (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 3 Ultra or Phrozen Sonic Mini 4K?
Both score 6/10 for beginners. Go with the Phrozen Sonic Mini 4K to save $100.
Is the Elegoo Saturn 3 Ultra worth $100 more than the Phrozen Sonic Mini 4K?
The Elegoo Saturn 3 Ultra scores higher overall (8/10 vs 7/10). The extra $100 gets you 218x123mm plate holds a full 10-model squad in one run at 12k resolution.
What's the main difference between Elegoo Saturn 3 Ultra and Phrozen Sonic Mini 4K?
Build volume (218x123x260mm vs 134x75x130mm) and print speed (150 vs 80 mm/s). The Elegoo Saturn 3 Ultra is best for resin; the Phrozen Sonic Mini 4K targets miniatures.