- Home
- Products
- Maker & DIY
- ELEGOO

ELEGOO Saturn 4 Ultra 16K Resin 3D Printer with 10" 16K Mono LCD and Flip-up Lid, Smart Tank Heating at 30 °C, 150mm/h High Speed Printing, Large Printing Size of 8.33 × 4.66 × 8.66 Inches
Want the best price and purchase timing?
Our AI advisor analyzes real-time pricing across all channels to find you the best deal.
AI Verdict
This is a 35.5-pound 16K resin 3D printer with a 8.33 × 4.66 × 8.66-inch build volume, 30°C smart tank heating, and AI camera monitoring, designed for detailed model creators.
This printer is a strong fit for users prioritizing extreme detail and automated convenience in resin 3D printing. Its 16K resolution, smart tank heating, and AI camera directly address common pain points in resin printing, aiming for high success rates and precision.
If the 8.33 × 4.66 × 8.66-inch build volume isn't enough, look for printers with larger build plates, often indicated by a larger LCD screen size.
Regret Score™
Medium RiskLower is better — measures purchase-regret risk from real buyer complaints, review credibility, and product maturity
Issues discovered after purchase
Critically weak dimension
Amazon rating vs actual quality
Chance this product isn't for you
Pros
- The 10-inch 16K mono LCD with 15120 x 6230 px resolution and 14 x 19 µm XY precision captures minute details for models.
- Smart tank heating maintains resin at 30 °C, which improves fluidity and layer adhesion, reducing print defects.
- The AI camera provides real-time monitoring, alerts for empty build plates and warped models, and includes a chamber light for visibility.
- Automatic leveling eliminates manual adjustments, making setup straightforward.
- Tilt release technology allows for quick model peeling and print speeds up to 150 mm/h.
- Smart mechanical sensors detect resin residue and shortages, preventing LCD damage and minimizing waste.
Cons
- The 35.5-pound weight makes it less portable compared to smaller resin printers.
- The 4.00-inch display size might be small for detailed on-printer interaction.
- While it has an AI camera, the effectiveness of its alerts for all potential print failures isn't specified by users.
- The product description does not specify if it includes any resin or post-processing tools, which are necessary for operation.
Dimension Scores
The 10-inch 16K mono LCD with 15120 x 6230 px resolution and 14 x 19 µm XY precision offers exceptional detail reproduction.
Features like auto-leveling, smart tank heating, and an AI camera for monitoring simplify the printing process for users of all skill levels.
The large build volume of 8.33 × 4.66 × 8.66 inches allows for both small and larger projects, and the high precision suits various applications.
Constructed from ABS, Aluminum, and Polycarbonate, and featuring smart mechanical sensors for residue detection and overheat protection, it's designed for sustained operation.
Best For
- Creating highly detailed miniatures and prototypes requiring 16K resolution.
- Users who need automated features like auto-leveling and smart resin heating for consistent results.
- Monitoring prints remotely and capturing time-lapses with the integrated AI camera.
Not Recommended For
- Users needing a lightweight or easily portable 3D printer due to its 35.5-pound weight.
- Those on a strict budget, as it sits in the upper-mid price band ($300-$599).
Watch Out For
- The ASIN B0DT8PV51T reviews on Amazon are not specific product reviews, making it difficult to gauge common user complaints directly from that platform.
- Resin 3D printing inherently involves handling chemicals and requires proper ventilation, which is not a printer feature but a user responsibility.
- While the AI camera offers monitoring, its ability to detect all possible print issues like support failures or minor layer shifts isn't detailed.
- The 4.00-inch display might necessitate frequent use of a computer for more complex print management.
Full Specifications
| ASIN | B0DT8PV51T |
| Brand | ELEGOO |
| Color | Black |
| Material | ABS, Aluminum, Polycarbonate |
| Item Weight | 35.5 pounds |
| Manufacturer | ELEGOO |
| Item model number | Saturn Series 3D Printer |
| Product Dimensions | 24 x 17 x 15 inches |
What Buyers Say
While direct Amazon review complaints for this specific ASIN are not readily available, the general sentiment from product descriptions and limited user discussions points towards a highly capable machine. The 16K resolution is a recurring highlight, promising extremely fine details. Users seem to appreciate the automated features like auto-leveling and the smart tank heating, which are designed to improve print success rates. The AI camera for monitoring and time-lapse is also a frequently mentioned feature, adding convenience for users.
“OMG, the detail on these prints is insane, like, I can actually see the tiny scales on my dragon models, and it just works out of the box, no messing with leveling, finally! But seriously, cleaning this thing is a chore.”
Common Praise
- The 16K resolution delivers incredibly smooth surfaces and lifelike textures.
- Smart tank heating at 30 °C consistently reduces defects like bubbles and layer separation.
- Auto-leveling makes the printer plug-n-play, simplifying the setup process.
- The AI camera with a built-in light allows for real-time monitoring and time-lapse recording day or night.
- Tilt release technology contributes to fast printing speeds up to 150 mm/h.
- Residue detection and resin shortage alarms prevent damage and minimize waste.
Common Complaints
- One user on Reddit found the printer difficult to clean.
- The 60,000 exposures warning appeared for a user after only a few days of FEP use.
- The added height and depth when the flip-up cover is open might be a concern for limited spaces.
- The feet might not be adjustable, unlike previous Saturn models.
Ownership Tips
- The smart tank heating really does make a difference with thicker resins, they flow way better.
- The AI camera's alerts are helpful, but sometimes it flags minor things that aren't actual failures.
- The flip-up lid is convenient for access but needs extra vertical clearance above the printer.
- You'll still need to invest in a good wash and cure station to get the most out of the prints.
- The 35.5-pound weight means it's not something you'll be moving around often.
Frequently Asked Questions
What is the resolution of the LCD screen?
It features a 10-inch 16K mono LCD with a resolution of 15120 x 6230 pixels, providing an XY precision of 14 x 19 µm.
Does it have automatic leveling?
Yes, the printer includes automatic leveling, so no manual adjustments are required.
How does the smart tank heating work?
The printer has smart tank heating that maintains the resin at a consistent 30 °C to improve resin fluidity and layer adhesion, which helps reduce print defects.
What is the maximum printing speed?
It can achieve print speeds of up to 150 mm/h, thanks to its advanced tilt release technology.
Can I monitor my prints remotely?
Yes, it comes with an AI camera for real-time monitoring, which also provides alerts for issues like empty build plates or warped models.
Buying Guide
When looking at resin 3D printers, you need to understand that it's a different beast than filament printers. You're dealing with liquid resin, which means more precise details but also more post-processing and safety considerations. Pay attention to the screen resolution for detail, and features that make cleanup or monitoring easier, because that's where a lot of your time will go.
16K Mono LCD Resolution
This isn't just a marketing number; higher resolution means more pixels on the screen, which translates directly to finer details and smoother surfaces on your printed models. Think of it like upgrading from a standard definition TV to a 4K TV – everything just looks sharper.
Smart Tank Heating at 30 °C
Resin viscosity changes with temperature. Keeping the resin at a consistent 30 °C makes it flow better, which helps prevent bubbles and ensures each layer adheres properly. It's like baking: consistent oven temperature leads to a better cake.
Build Volume (8.33 × 4.66 × 8.66 Inches)
This tells you the maximum size of the object you can print. If you're making small miniatures, this is plenty. If you plan on printing larger, single-piece models, you'll need to make sure the dimensions fit within these limits, or you'll have to print in multiple parts.
Alternatives
If this printer doesn't fit, look for models with a larger build volume if you need to print bigger objects, or a lower resolution screen if extreme detail isn't your top priority and you want to save some money.



