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Flashforge AD5X vs Prusa Research Original Prusa MK4S
Specifications stated by the manufacturers, with sources. A value is marked as more favourable only when the data are comparable. Specifications with different values: 29 of 37.
Flashforge AD5X detailsPrusa Research Original Prusa MK4S details
↑ Green: more favorable for the stated criterion. ↓ Amber: less favorable. Indicators compare documented values with matching technology and stated conditions; they do not identify an overall winner. Missing data, equal values and features without a clear advantage stay neutral. Claimed speed and pixel size do not guarantee actual speed or print quality.
| Specification | Flashforge AD5X | Prusa Research Original Prusa MK4S |
|---|---|---|
| Technology | FDM | FDM |
| Kinematics | CoreXY | Not documented |
| Build area shape | Rectangular | Rectangular |
| Build area X More build space | 220 mm | 250 mm |
| Build area Y More build space | 220 mm | 210 mm |
| Build area Z | 220 mm | 220 mm |
| Build volume More build volume | 10.648 L Calculated from nominal X × Y × Z dimensions. | 11.55 L Calculated from nominal X × Y × Z dimensions. |
| Enclosed as standard | No | Not documented |
| Installed toolheads / extruders | 1 | 1 |
| Extruder type | Not documented | Direct drive |
| Filament diameter | Not documented | 1.75 mm |
| Standard nozzle | 0.4 mm | 0.4 mm |
| Available nozzle diameters | 0.25, 0.4, 0.6, 0.8 mm | Not documented |
| Nozzle material | Not documented | Brass CHT high-flow |
| Build plate | PEI flexible steel | Removable magnetic PEI spring steel |
| Maximum hotend temperature More temperature headroom | 300 °C | 290 °C |
| Maximum bed temperature More temperature headroom | 110 °C | 120 °C |
| Advertised maximum print speed | 300 mm/s | Not documented |
| Maximum travel speed | 600 mm/s | Not documented |
| Maximum acceleration | 20,000 mm/s² | Not documented |
| Minimum layer thickness | 0.1 mm | 0.05 mm |
| Maximum layer thickness | 0.4 mm | 0.3 mm |
| Multicolor system | IFS | MMU3 Optional accessory. |
| Colors with documented configuration | 4 | 5 With optional MMU3. |
| Automatic leveling | Yes | Yes |
| Filament runout sensor | Yes | Yes |
| Power loss recovery | Yes | Yes |
| Camera | Optional | Not documented |
| Control display diagonal | 4.3 in | 3.5 in |
| Control display | Color touchscreen | Not documented |
| Connectivity | USB, Ethernet, Wi-Fi | Not documented |
| Listed slicers | Orca-Flashforge, OrcaSlicer | PrusaSlicer |
| Manufacturer-listed materials | PETG, PLA, TPU-95A, TPU-64D, TPU-75D, PLA-CF, PETG-CF TPU-95A recommended for single-color printing. | Not documented |
| Machine width | Not documented | 500 mm |
| Machine depth | Not documented | 550 mm |
| Machine height | Not documented | 400 mm |
| Net weight | Not documented | 7 kg |
Technical sources
- AD5X — official documentation — Flashforge, accessed on October 5, 2026
- Original Prusa MK4S — official documentation — Prusa Research, accessed on October 5, 2026
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