Elegoo Saturn 3 review

Why the Saturn 3 is the current large-format recommendation

I am a sucker for a printer that is cheap and does the basics properly. The Saturn 3 is exactly that, and I say it without qualification: this is the large-format resin printer I would point most hobbyists at today.

The argument is simple. You get a 24 micron screen on a 219 x 123 x 250 mm build plate for $230. The screen is protected by tempered glass. The fans shut off when the machine is idle. The film is nFEP rather than the older materials that required more careful handling. There are no smart features, no app requirements, no cloud account, no subscription anything. It just prints.

What it is and what it is not

The Saturn 3 is a Gen 4 24 micron resin printer released in 2023. Build volume is 219 x 123 x 250 mm, the same plate footprint as the Saturn 2 it effectively replaced. In stock. Available new. $230.

What it is not is a fast printer. The Saturn 3 does not have a tilting VAT. Each layer lifts and lowers on a traditional peel cycle, and print speed is in the same range as the Gen 3 machines it followed. If throughput is the priority, the Saturn 4 Ultra with its tilting mechanism is the machine to look at. If throughput is not the priority, the Saturn 3 is better value and you do not need to pay for a feature you will not use.

It is also not a smart printer. No WiFi, no app, no auto-levelling. File transfer is USB. First levelling is the four-screw paper-under-the-plate process that has been the standard on this class of machine since the beginning. None of that is a problem unless you specifically need those features.

What it gets right

The idle fan shutoff is the first thing I want to highlight because it is the kind of decision that reveals whether a manufacturer has actually thought about what it is like to own their machine. The Saturn 2 before this ran fans from power-on at full volume with no variation. The Saturn 3 shuts them down when the printer is not actively printing. In a room where the printer shares space with the person using it, this difference is significant.

The 24 micron pixel size is the right spec for the price. It is fine enough that large figure faces render cleanly, that armour plate detailing on 28mm infantry is sharp, and that terrain surfaces do not show obvious pixel stepping on smooth curves. The step from 28.5 microns on the Saturn 2 to 24 microns here is visible in direct comparison on fine detail. It is not the kind of difference that changes what miniatures look like on a table, but it is real.

The tempered glass screen protection is the same feature that justifies the Mars 4 Ultra’s $20 premium over the base Mars 4, and here it comes standard without a pricing argument. On a machine with a larger and therefore more expensive LCD panel, protecting that panel from routine resin handling is a sensible default.

What it does not get right

The included USB stick is the same cheap Elegoo unit that has corrupted print files on every generation of this machine. Replace it on day one with any name-brand USB drive you have lying around. This is not a Saturn 3 problem specifically; it is an Elegoo problem that the company keeps not fixing across their entire lineup.

The lack of a screen-hour counter is a minor frustration that compounds over time. With no way to see how many hours the LCD has logged, replacing the screen before it fails requires guesswork. Some third-party firmware for Elegoo machines exposes this data, but it should not require a workaround.

Speed is the real limitation for anyone printing at volume. The tilting VAT on the Saturn 4 Ultra cuts cycle time meaningfully. If you are printing several batches per day, that time saving is real. If you are printing two or three times a week, the traditional peel cycle on the Saturn 3 will not frustrate you.

Honest verdict

The Saturn 3 is the printer I point people at when they want a large-format machine and their priorities are detail quality and value rather than speed or smart features. At $230, it is the best resolution-per-dollar at this build volume tier, it is in stock, and it does not ask you to manage an app or a cloud account to get a print started.

The Saturn 4 Ultra exists above it with the tilting VAT and smart features if that is what you need. If you do not need speed, the Saturn 3 is better value, and the print quality at 24 microns is good enough that the upgrade to the 4 Ultra buys you time, not meaningfully better output.

For the full comparison at every build volume tier, the resin printer buying guide has the table.

Pros

• 24 micron pixels on a large build plate at $230, which is the best resolution-to-price ratio at this build volume tier.
• Fans shut down when the printer is idle, which alone puts it ahead of several machines in the same generation.
• Tempered glass screen protection as standard, protecting the LCD panel from the kind of resin spill that ends a print session early.
• nFEP film as standard, which outlasts older PE-style films and releases more cleanly per layer.
• Build volume of 219 x 123 x 250 mm fits large monsters, terrain centrepieces, and high-count infantry batches in a single session.
• In stock and available new, which matters when you are choosing a printer to buy today rather than hunting second hand.

Cons

• No auto-levelling, so first-time owners learn the manual calibration process the way everyone did on the generation before smart features existed.
• No WiFi, no app, no cloud: file transfer is USB stick only, and the included stick is the same cheap Elegoo unit that has caused corrupted print files on every generation.
• Slow relative to the tilting-VAT machines above it, which is fine for hobbyists and a real constraint for anyone printing at production volume.
• No screen-hour counter, which makes it difficult to anticipate LCD replacement timing.

Who it is for

Hobbyists who want a large build plate for batch printing infantry, large monsters, or terrain, and do not need speed or smart features. The current value pick at the Saturn tier.

Who it is not for

High-volume printers who need tilting-VAT speed, or buyers who want WiFi, auto-levelling, or app connectivity built in.

Last reviewed 1 May 2026.