Our Verdict
ELEGOO Saturn 4 Ultra 16K Wins

Its 150mm/h print speed is a key advantage for efficiency. Choose Phrozen for its slightly larger 235mm Z-axis build volume and robust dual linear rails, ideal for taller prints requiring maximum stability.
Bottom Line: ELEGOO Saturn 4 Ultra 16K is the better choice. Its 150mm/h print speed is a key advantage for efficiency.
Key Differences
The most significant spec differences at a glance
Max Print Speed Mm S
100% moreAdvantages
Where each product wins
ELEGOO
- Max Print Speed Mm S: 100% higher (0.041666666666666664 vs 0)
Who Should Buy Which?
Find the right product for your needs
Buy ELEGOO if...
ELEGOO Saturn 4 Ultra
If you need fast resin 3D printing and prioritize value without compromising on resolution, the ELEGOO Saturn 4 Ultra 16K is your ideal choice. With a rapid 150mm/h print speed and convenient auto-leveling, it's perfect for hobbyists or small businesses needing efficient production of highly detailed models. Its integrated AI camera and heated resin tank offer enhanced reliability and print success, making it suitable for users who appreciate smart features and a more forgiving printing experience at a competitive $519.95 price point.
Buy phrozen if...
Phrozen Sonic Mighty Revo
The Phrozen Sonic Mighty Revo 16K is best for professional users or serious enthusiasts who demand the absolute highest detail and reliability for larger prints, even if it means a higher investment. If you prioritize ultra-fine 14x19µm XY resolution, a slightly larger 235mm build height, and enhanced stability from dual linear rails, this printer justifies its $749.99 price. Its smart failure detection and app control offer advanced monitoring, making it suitable for users running critical projects where precision and consistent results are paramount.
Spec Comparison
9 specs compared
| Specification | ![]() | ![]() |
|---|---|---|
| Price | $520 | $750 |
| Rating | 4.1(199) | 4.3(212) |
| Build Volume mm | 211.582x118.364x219.964 | 211.68x118.37x235 |
| Max Print Speed mm S | 0.04 | 0 |
| Leveling Type | Auto | Auto |
| Model Number | Saturn 4 Ultra 16K | MITY16K000NA |
| Printer Type | Resin (SLA/MSLA) | Resin (SLA/MSLA) |
| Resume Print | Yes | — |
| WiFi | Yes | Yes |
| Filament Sensor | Yes | — |
| Enclosed | — | Yes |
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Pros & Cons
Quick overview of strengths and weaknesses
ELEGOO Saturn 4
- 16K resolution enables intricate model production.
- Heated resin tank ensures stable print conditions.
- Prints at 150mm/h, speeding up job completion.
- AI camera monitors status, alerts to print errors.
- Added components like heater increase power draw.
- AI camera adds system complexity and failure points.
- Large build volume can increase resin material cost.
phrozen Sonic Mighty
- 14x19µm XY resolution captures intricate model details.
- 211x118x235mm build volume prints large or multiple parts.
- Dual linear rails enhance print stability and accuracy.
- Automated leveling and resin feed improve print success.
- 16K mono LCD replacement is a significant recurring cost.
- Requires consistent post-processing of printed models.
- Regular cleaning and careful resin handling are needed.
Frequently Asked Questions
Common questions about this comparison
Which printer is better for faster production of detailed models?
The ELEGOO Saturn 4 Ultra is better for speed, printing at 150mm/h, and includes a heated resin tank for stable conditions. While Phrozen also offers 16K resolution for intricate details, its print speed is not specified, making ELEGOO the clear choice for faster output.
What's the main difference in build volume and print speed between these two 16K printers?
The Phrozen offers a slightly larger Z-axis build volume at 235mm compared to ELEGOO's 219.964mm. ELEGOO has a distinct advantage in print speed, advertised at 150mm/h. Phrozen's print speed is not listed in its specifications, suggesting ELEGOO is faster.
Given the similar 16K resolution, what features differentiate their value?
ELEGOO offers a heated resin tank and an AI camera for monitoring and error detection. Phrozen provides dual linear rails for enhanced stability and an automated resin feed system. Both feature auto-leveling, so the value depends on your preference for speed, monitoring, or resin handling.
Do both printers offer auto-leveling and similar resolution?
Yes, both the ELEGOO Saturn 4 Ultra and Phrozen Sonic Mighty Revo feature auto-leveling for user convenience. They also both boast 16K resolution. Phrozen specifically states 14x19µm XY resolution, indicating both are capable of highly detailed prints.
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