Technical comparison for 3D printers
| Specifications | Original Prusa MK4S | Qidi Tech X-Max 3 |
|---|---|---|
| Printing Technology | FDM (Cartesian) | FDM (CoreXY) |
| Build Volume (XYZ) | 250 x 210 x 220 mm³ | 325 x 325 x 315 mm³ |
| Chassis Structure | Die-cast Aluminum | N/A |
| Enclosure Material | N/A | N/A |
| Hotend Design | Nextruder with Quick-swap Nozzle | N/A |
| Extruder Gear Type | N/A | N/A |
| Nozzle Material | N/A | N/A |
| Max Nozzle Temp | 290 °C | 350 °C |
| Nozzle Diameter | 0.4 mm (High-flow) | N/A |
| Filament Diameter | 1.75 mm | N/A |
| Build Plate Surface | Removable Magnetic PEI Steel Sheet | N/A |
| Max Bed Temp | 120 °C | N/A |
| Max Printing Speed | 200 mm/s | 600 mm/s |
| Max Acceleration | N/A | N/A |
| Max Volumetric Flow | 26 mm³/s | N/A |
| Cooling System | 360° Turbine Cooling System | N/A |
| Air Filtration | N/A | Activated Carbon |
| Supported Materials | PLA, PETG, ASA, ABS, PC, Nylon, Carbon Filled | N/A |
| LiDAR Sensor | N/A | N/A |
| Chamber Camera | N/A | N/A |
| Filament Run-out Sensor | N/A | N/A |
| Power Loss Recovery | N/A | N/A |
| Physical Dimensions | 500 x 550 x 400 mm³ | N/A |
| Product Weight | 7.5 kg | 25 kg |
| Input Voltage | N/A | N/A |
| Peak Power Draw | N/A | N/A |
| Control Panel / Display | Color Graphic LCD | N/A |
| Connectivity Options | Wi-Fi, Ethernet, USB-C | Wi-Fi, Ethernet, USB Drive |
| Internal Storage | N/A | N/A |
| Motion Controller CPU | N/A | N/A |
| Application Processor | N/A | N/A |
| AI Neural Processing | N/A | N/A |
| Recommended Slicer | N/A | N/A |
| Supported OS | N/A | N/A |
| Bed Leveling System | Loadcell Sensor (Perfect First Layer) | N/A |
| Enclosure Type | N/A | N/A |
| Vibration Compensation | Input Shaper & Pressure Advance | N/A |
| AI Monitoring Features | N/A | N/A |
| Multi-Material Support | MMU3 Support (up to 5 colors) | N/A |
| Manufacturer Warranty | 2 Years (UK/EU) | 1 Year |
| Box Contents | MK4S, PEI Sheet, Tool kit, 1kg Filament | X-Max 3, Dry Box, 2 Nozzles, Tools |
| Brand | Prusa | Qidi Tech |
✅ Pros: Incredible reliability and industry-best support.
❌ Cons: Open frame design (enclosure is extra).
✅ Pros: Industrial grade; chamber heating prevents warping.
❌ Cons: Very heavy and large desktop footprint.
The Qidi X-Max 3 is the winner for industrial applications because its enclosed, heated chamber allows for printing materials like Carbon Fiber Nylon. The Prusa MK4S wins for reliability and ease of repair. **The trade-off:** Qidi lacks the massive community and documentation of Prusa. We really wish the Qidi's UI was as polished as the Prusa ecosystem. Choose the Qidi for professional materials, but the Prusa for a decade of peace of mind.