Bambu Lab P1S vs Phrozen Sonic Mini 4K
Head-to-head 3D printer comparison, 2026
Comparing FDM to resin? The Bambu Lab P1S ($449, 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 Bambu Lab P1S takes the crown with 9/10 vs 7/10. It pulls ahead in Beginner Friendliness, Print Quality, Speed, Reliability. That said, the Phrozen Sonic Mini 4K saves you $250.
Score Breakdown
Specifications
| Spec | Bambu Lab P1S | Phrozen Sonic Mini 4K |
|---|---|---|
| Price | $449 | $199 |
| Type | FDM | RESIN |
| Build Volume | 256 x 256 x 256 mm | 134 x 75 x 130 mm |
| Print Speed | 500 mm/s | 80 mm/s |
| Min Resolution | 0.05 mm | 0.01 mm |
| Weight | 14.13 kg | 5 kg |
| Overall Score | 9/10 | 7/10 |
Pros & Cons
Bambu Lab P1S
+HEPA filter actually handles ABS fumes, not just PLA smell
+CoreXY at 500mm/s inside an enclosed chamber
+Reliability track record is as good as anything at this price
+AMS multi-material works without the constant jams you get on cheaper systems
−$449 without AMS, which adds another $100-150 on top
−Enclosure lid has to come off to reach prints mid-job
−P1P owners considering an upgrade: this is it, but it stings
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 Bambu Lab P1S if you want:
- A great printer for engineering
- A great printer for abs
- A great printer for enclosed
- Enclosed
- Multi-material (AMS)
- WiFi
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 Bambu Lab P1S better than the Phrozen Sonic Mini 4K?
By the numbers, the Bambu Lab P1S scores higher (9/10). 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, Bambu Lab P1S or Phrozen Sonic Mini 4K?
The Bambu Lab P1S is more beginner-friendly (8/10 vs 6/10) with easier setup and a gentler learning curve.
Is the Bambu Lab P1S worth $250 more than the Phrozen Sonic Mini 4K?
The Bambu Lab P1S scores higher overall (9/10 vs 7/10). The extra $250 gets you hepa filter actually handles abs fumes, not just pla smell.
What's the main difference between Bambu Lab P1S and Phrozen Sonic Mini 4K?
Technology: the Bambu Lab P1S is FDM (filament) and the Phrozen Sonic Mini 4K is RESIN (resin). FDM prints bigger functional parts; resin delivers finer surface detail.