How the two machines differ on paper: build volume, process, enclosure, nozzle temperature, launch year and the materials each manufacturer names. This is a specification comparison, not a hands-on test.
MSLAManufacturer image: Formlabs
MSLAManufacturer image: ELEGOOGenerated from the two sourced profiles on 2026-11-02. Fields a source doesn't establish are left out of the comparison rather than guessed.
Published specifications don't settle print quality, reliability or noise. Compare the exact configuration, bundled accessories, regional price and support with each manufacturer, and check that the materials you need are supported on the configuration you'd buy.
| Specification | Formlabs Form 4 | ELEGOO Saturn 4 Ultra 16K |
|---|---|---|
| Manufacturer | Formlabs | ELEGOO |
| Printing process | MSLA | MSLA |
| Build envelope (X × Y × Z) | 200 × 125 × 210 mm | 211.68 × 118.37 × 220 mm |
| Nominal box volume | 5.25 L | 5.51 L |
| Enclosure | Enclosed | Not verified |
| Maximum nozzle temperature | Not verified | Not verified |
| Introduction year | 2024 | 2025 |
| Collection | Current / announced | Listing status only |
| Market grouping (editorial) | Professional | Desktop |
| Materials named by the manufacturer | Photopolymer resin | Photopolymer resin |
| Layer height (µm) | 25–200 | Not verified |
| Machine dimensions (mm) | 398 × 367 × 554 | Not verified |
| Machine weight (kg) | 18.3 | Not verified |
| Connectivity | Wi-Fi 2.4/5 GHz, Ethernet 1000 Mbit, USB-C 2.0 | Not verified |
| XY pixel pitch (µm) | 50 | 14 × 19 |
| Wavelength (nm) | 405 | Not verified |
| Backlight LEDs | 60 | Not verified |
| Resin Cartridges | 1 | Not verified |
| Resin Cartridge Type | V2 | Not verified |
| Resin Temperature | 25–45 °C, material-dependent | Not verified |
| Operating Environment | 18–28 °C | Not verified |
| Minimum Access Dimensions (mm) | 407 × 478 × 844 | Not verified |
| Power Rating (W) | 480 | Not verified |
| Display | 7-inch touchscreen, 1280 × 800 | Not verified |
| Monitoring Camera | 2592 × 1944 (5 MP) | Camera with chamber light and timelapse |
| Software | PreForm, Dashboard, Form Mobile | Not verified |
| Input File Types | STL, OBJ, 3MF | Not verified |
| LCD resolution (pixels) | Not verified | 15120 × 6230 |
| Screen | Not verified | 10-inch monochrome LCD |
| Resin Heating (°C) | Not verified | 30 |
| Release Mechanism | Not verified | Tilt release |
| Bed Leveling | Not verified | Automatic |
| Monitoring Alerts | Not verified | Empty platform, Warped model |
Professional resin printer using Low Force Display technology.
The LFD engine combines an LED backlight, LCD masking and a flexible-film tank. Resin temperature, level and print forces are monitored. Published pixel size describes the imaging grid, not a general accuracy guarantee.
Full sourced profileLCD resin printer with tilt release and a heated resin tank.
This 16K revision combines a heated tank with tilt-release separation. The source gives a 30 °C resin target. Its pixel grid and build dimensions differ from other Saturn 4 versions.
Full sourced profile