Our Verdict
ELEGOO Saturn 4 Wins

Offers a larger build volume of 219x123x220mm compared to Mars 5 Ultra's 153x77x165mm. Choose Mars 5 Ultra for faster prints up to 150mm/h, ideal for small, rapid prototyping.
Bottom Line: ELEGOO Saturn 4 is the better choice. Offers a larger build volume of 219x123x220mm compared to Mars 5 Ultra's 153x77x165mm.
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 Mars 5 Ultra
The ELEGOO Mars 5 Ultra is perfect for hobbyists or small businesses prioritizing speed and smart features for smaller, detailed models. If you frequently print intricate miniatures, prototypes, or art pieces where quick turnaround is essential, its 150mm/h print speed and 9K LCD excel. The AI camera for monitoring and automatic leveling provide convenience, ideal for users who want to minimize manual intervention and ensure successful prints without constant supervision. Its compact build volume fits well in limited workspaces.
Buy ELEGOO if...
ELEGOO Saturn 4 Resin
The ELEGOO Saturn 4 is the ideal choice for users requiring a generous build volume and the highest possible detail. If you plan to print larger models, multiple parts simultaneously, or desire exceptionally smooth and intricate surfaces for figures, props, or engineering prototypes, its 219x123x220mm print area and 12K HD Mono LCD are unmatched. Automated leveling and AI print monitoring offer reliability for complex projects. Users with a slightly larger budget looking for a production-oriented machine with superior resolution will find the Saturn 4 highly capable.
Spec Comparison
9 specs compared
| Specification | ![]() | ![]() |
|---|---|---|
| Price | $340 | $380 |
| Rating | 4.5(173) | 4.4(1.5k) |
| Build Volume mm | 153.416x77.724x164.846 | 218.948x122.936x219.964 |
| Max Print Speed mm S | 0.04 | 0 |
| Leveling Type | Auto | Auto |
| Enclosed | Yes | Yes |
| Touchscreen | Yes | — |
| Printer Type | Resin (SLA/MSLA) | Resin (SLA/MSLA) |
| Resume Print | Yes | Yes |
| WiFi | Yes | — |
| Model Number | — | SATURN 4 |
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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
- 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
Frequently Asked Questions
Common questions about this comparison
Which printer is better for producing larger models?
The ELEGOO Saturn 4 is superior for larger models, boasting a substantial build volume of 219x123x220mm. The Mars 5 Ultra has a smaller 153x77x165mm volume, suitable for more compact prints.
What is the key difference in print speed?
The ELEGOO Mars 5 Ultra prioritizes speed, achieving up to 150mm/h. The Saturn 4, while offering 12K detail, does not highlight high-speed printing, making Mars 5 Ultra faster for quick iterations.
Do both printers feature automatic leveling?
Yes, both the ELEGOO Mars 5 Ultra and the Saturn 4 come equipped with smart automatic leveling. This feature significantly simplifies the setup process and ensures consistent first-layer adhesion without manual calibration.
Which offers higher resolution for fine details?
The ELEGOO Saturn 4 features a 10" 12K HD Mono LCD, providing ultra-fine model detail. The Mars 5 Ultra has a 9K LCD, which also produces high detail but is slightly lower resolution.
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