Our Verdict
ELEGOO Saturn 4 Ultra 16K Wins

Faster print speed (150mm/h) and 16K resolution. Choose Saturn 4 for a slightly larger build volume (218.9x122.9x219.9mm vs 211.5x118.3x219.9mm) where speed is not the primary concern.
Bottom Line: ELEGOO Saturn 4 Ultra 16K is the better choice. Faster print speed (150mm/h) and 16K resolution.
Key Differences
The most significant spec differences at a glance
Max Print Speed Mm S
100% lessAdvantages
Where each product wins
ELEGOO
- Max Print Speed Mm S: 100% higher (0 vs 0.041666666666666664)
Who Should Buy Which?
Find the right product for your needs
Buy ELEGOO if...
ELEGOO Saturn 4 Resin
The ELEGOO Saturn 4 is ideal for hobbyists, students, or small businesses seeking excellent detail and a generous build volume without the premium price. If you prioritize a larger print area (218.9x122.9mm), 12K resolution for fine models, and simplified setup with auto-leveling, this printer offers great value. It's perfect for consistent, high-quality prints for figures or prototypes where extreme speed isn't the primary concern, all within a reasonable budget of around $380.
Buy ELEGOO if...
ELEGOO Saturn 4 Ultra
The ELEGOO Saturn 4 Ultra 16K targets professionals and serious enthusiasts who demand the highest resolution, fastest production, and advanced features. If your projects require unparalleled 16K detail, rapid prototyping at 150mm/h, and stable printing conditions provided by a heated resin tank, this is your choice. The AI camera for monitoring and smart auto-leveling further streamline workflows, justifying the higher price point of around $520. It's perfect for intricate miniatures, jewelry, or precision parts where efficiency and ultimate fidelity are paramount.
Spec Comparison
9 specs compared
| Specification | ![]() | ![]() |
|---|---|---|
| Price | $380 | $520 |
| Rating | 4.4(1.5k) | 4.1(199) |
| Build Volume mm | 218.948x122.936x219.964 | 211.582x118.364x219.964 |
| Max Print Speed mm S | 0 | 0.04 |
| Leveling Type | Auto | Auto |
| Enclosed | Yes | — |
| Model Number | SATURN 4 | Saturn 4 Ultra 16K |
| Printer Type | Resin (SLA/MSLA) | Resin (SLA/MSLA) |
| Resume Print | Yes | Yes |
| WiFi | — | Yes |
| Filament Sensor | — | Yes |
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Pros & Cons
Quick overview of strengths and weaknesses
ELEGOO Saturn 4
- 12K LCD for ultra-fine model detail
- Auto-leveling simplifies initial setup
- 92% light uniformity ensures consistent prints
- Large 219x123x220mm build volume
- Large prints consume significant resin volume
- 12K resolution may lead to longer print times
- No integrated air filtration for fumes
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.
Frequently Asked Questions
Common questions about this comparison
What's the main difference in print speed between the two printers?
The ELEGOO Saturn 4 Ultra offers significantly faster printing at 150mm/h. The ELEGOO Saturn 4 does not specify a high-speed mode, implying a standard, slower print rate, making the Ultra much more efficient for larger batches or quick iterations.
Which printer offers a larger build volume?
The ELEGOO Saturn 4 has a slightly larger build volume at 218.9x122.9x219.9mm. The Saturn 4 Ultra offers 211.5x118.3x219.9mm. This minor difference means the Saturn 4 can accommodate marginally larger single prints.
Which printer is better for producing highly detailed miniature models?
The ELEGOO Saturn 4 Ultra 16K is superior for intricate details due to its higher 16K resolution LCD. While the Saturn 4's 12K is excellent, the Ultra provides an even finer level of precision for the most demanding models.
What is the benefit of the heated resin tank in the Saturn 4 Ultra?
The heated resin tank in the Saturn 4 Ultra ensures stable resin temperatures, leading to more consistent print quality and better success rates, especially with temperature-sensitive resins. This is a significant advantage for reliability and print integrity.
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