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- PRO HT90 vs Plus 4
Prusa PRO HT90 vs QIDI Plus 4
What PRO HT90 does better (5) and where Plus 4 wins (1) — every spec side by side.
Dimensions
Size comparison
PRO HT90Plus 4
| PRO HT90 | Plus 4 | Difference | |
|---|---|---|---|
| Height | 1,050 mm | 550 mm | +500 mm |
| Width | 530 mm | 505 mm | +25 mm |
| Depth | 530 mm | 487 mm | +43 mm |
| Weight | 43.5 kg | 27 kg | +16.5 kg |
Drawn to the same scale from the official dimensions (front and side).
Why is PRO HT90 better than Plus 4?
- Max nozzle temperature500 °C vs 370 °C+35%
- Max bed temperature155 °C vs 120 °C+29%
- Max chamber temperature90 °C vs 65 °C+38%
- Number of supported materials11 vs 8+38%
- Screen size6.5″ vs 5″+30%
Why is Plus 4 better than PRO HT90?
- Weight43.5 kg vs 27 kg+61%
Specifications
Side by side
| General | ||
| Technology | FDM / FFF (filament) | FDM / FFF (filament) |
| Motion system | CoreXY / XY-head | CoreXY / XY-head |
| Delivered as | Fully assembled | Fully assembled |
| All-metal frame | Yes | — |
| Klipper firmware | Yes | Yes |
| Build volume | ||
| Build width (X) | — | 305 mm |
| Build depth (Y) | — | 305 mm |
| Build height (Z) | — | 280 mm |
| Build volume | — | 26 L |
| Speed | ||
| Max print speed | 600 mm/s | 600 mm/s |
| Max acceleration | 20,000 mm/s² | 20,000 mm/s² |
| Max volumetric flow | 40 mm³/s | — |
| Print quality | ||
| Finest layer height | 0.05 mm | 0.05 mm |
| Thickest layer height | 0.3 mm | 0.4 mm |
| Vibration compensation (input shaping) | — | Yes |
| Automatic bed levelling | Yes | Yes |
| Extruder & hotend | ||
| Max nozzle temperature | 500 °C | 370 °C |
| Direct-drive extruder | Yes | Yes |
| Default nozzle | 0.4 mm | 0.4 mm |
| Supported nozzle sizes (mm) | — | 0.4, 0.8 |
| Swappable nozzle / hotend | — | Yes |
| Toolheads | 1 | 1 |
| Nozzles | 1 | 1 |
| Filament diameter | 1.75 mm | 1.75 mm |
| Filament cutter | — | Yes |
| Supported materials | ABS, ASA, CPE, HIPS, PA, PC, PETG, PLA, PP, TPE, TPU | ABS, ASA, Carbon, PA, PC, PETG, PLA, TPU |
| Number of supported materials | 11 | 8 |
| Engineering materials (PA, PC, CF) | Yes | Yes |
| Print bed | ||
| Heated bed | Yes | Yes |
| Max bed temperature | 155 °C | 120 °C |
| Flexible magnetic build plate | — | Yes |
| Enclosure | ||
| Enclosed build chamber | Yes | Yes |
| Actively heated chamber | Yes | Yes |
| Max chamber temperature | 90 °C | 65 °C |
| Air filter (carbon / HEPA) | Yes | Yes |
| Chamber light | Yes | Yes |
| Connectivity & control | ||
| Connectivity | Wi-Fi, Ethernet | Wi-Fi, Ethernet, USB |
| Wi-Fi | Yes | Yes |
| Ethernet | Yes | Yes |
| USB | No | Yes |
| SD card | No | — |
| Bluetooth | No | — |
| Screen size | 6.5″ | 5″ |
| Touchscreen | Yes | Yes |
| Features | ||
| Built-in camera | Yes | Yes |
| Camera resolution | — | 2.1 MP |
| Filament runout sensor | — | Yes |
| Power-loss recovery | Yes | Yes |
| Silent stepper drivers | — | Yes |
| Size & power | ||
| Width | 530 mm | 505 mm |
| Depth | 530 mm | 487 mm |
| Height | 1,050 mm | 550 mm |
| Weight | 43.5 kg | 27 kg |
| Rated power | 1,900 W | 450 W |
