Our Verdict
ELEGOO Saturn 4 Ultra Wins

Offers a significantly larger build volume (211.582x118.364x219.964mm) for bigger projects, matching the Mars 5 Ultra's 150mm/h speed and auto-leveling. Choose Mars 5 Ultra for a more compact design and if the smaller 9K build volume (153.416x77.724x164.846mm) is suffi
Bottom Line: ELEGOO Saturn 4 Ultra is the better choice. Offers a significantly larger build volume (211.
Who Should Buy Which?
Find the right product for your needs
Buy ELEGOO if...
ELEGOO Mars 5 Ultra
The ELEGOO Mars 5 Ultra is perfect for hobbyists or small business owners who require high-resolution prints without a premium price tag. If your projects involve intricate miniatures, jewelry, or smaller prototypes, its 9K LCD and 150mm/h print speed offer excellent detail and efficiency. With automatic leveling and WiFi connectivity, it streamlines the printing process, making it ideal for users seeking a user-friendly, high-performance printer for moderate build volumes.
Buy ELEGOO if...
ELEGOO Saturn 4 Ultra
The ELEGOO Saturn 4 Ultra is designed for advanced users, professionals, or anyone needing the largest possible build volume and ultimate precision. If your work involves printing larger models, functional prototypes, or highly detailed artistic pieces where size and extreme resolution are critical, its 16K LCD and 211.5x118.3x219.9mm build volume are unmatched. The heated resin tank ensures consistent print quality for demanding projects, making it a robust choice for serious resin printing.
Spec Comparison
10 specs compared
| Specification | ![]() | ![]() |
|---|---|---|
| Price | $340 | $520 |
| Rating | 4.5(173) | 4.1(199) |
| Build Volume mm | 153.416x77.724x164.846 | 211.582x118.364x219.964 |
| Max Print Speed mm S | 0.04 | 0.04 |
| Leveling Type | Auto | Auto |
| Enclosed | Yes | — |
| Touchscreen | Yes | — |
| Printer Type | Resin (SLA/MSLA) | Resin (SLA/MSLA) |
| Resume Print | Yes | Yes |
| WiFi | Yes | Yes |
| Model Number | — | Saturn 4 Ultra 16K |
| Filament Sensor | — | Yes |
Swipe horizontally to see all columns
Pros & Cons
Quick overview of strengths and weaknesses
ELEGOO Mars 5
- High print speed up to 150mm/h reduces print time.
- 9K LCD screen yields high detail and sharp model output.
- Automatic leveling simplifies initial printer setup.
- AI camera detects empty plates and model warping.
- Print volume of 6x3x6 inches limits larger objects.
- Tilt release mechanism may require more maintenance.
- Screen protection film requires periodic replacement.
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
Which printer is better suited for larger print projects?
The ELEGOO Saturn 4 Ultra is superior for larger projects, featuring a build volume of 211.582x118.364x219.964mm. The Mars 5 Ultra offers a smaller build area of 153.416x77.724x164.846mm, limiting the size of objects it can produce.
What is the main difference in print resolution between the two printers?
The Saturn 4 Ultra features a 16K mono LCD for incredibly intricate detail. The Mars 5 Ultra uses a 9K LCD, which still provides high detail and sharp output, but less fine than the 16K resolution of the Saturn 4 Ultra.
Do both printers offer automatic leveling and high-speed printing?
Yes, both the ELEGOO Mars 5 Ultra and Saturn 4 Ultra feature automatic leveling, simplifying setup. They also both achieve a high print speed of up to 150mm/h, allowing for quicker completion of print jobs.
Which printer has more advanced monitoring capabilities?
Both include an AI camera for monitoring. The Mars 5 Ultra's AI camera detects empty plates and model warping. The Saturn 4 Ultra's AI camera monitors status and alerts to print errors, plus it has a smart mechanical sensor and heated resin tank for stability.
Explore Other Categories
Popular comparisons across the site
Ask AI
Get instant answers about specs
Get the Deets
Ask our AI assistant
Ask Deets anything!


























