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- Plus 4 vs GK3 Ultra
QIDI Plus 4 vs UniFormation GK3 Ultra
What Plus 4 does better (3) and where GK3 Ultra wins (1) — every spec side by side.
Dimensions
Size comparison
Plus 4GK3 Ultra
| Plus 4 | GK3 Ultra | Difference | |
|---|---|---|---|
| Height | 550 mm | 575 mm | −25 mm |
| Width | 505 mm | 455 mm | +50 mm |
| Depth | 487 mm | 400 mm | +87 mm |
| Weight | 27 kg | 30 kg | −3 kg |
Drawn to the same scale from the official dimensions (front and side).
Why is Plus 4 better than GK3 Ultra?
- Build volume26 L vs 14.4 L+81%
- Build depth (Y)305 mm vs 160 mm+91%
- Weight27 kg vs 30 kg+11%
Why is GK3 Ultra better than Plus 4?
- Build height (Z)280 mm vs 300 mm+7%
Specifications
Side by side
| General | ||
| Technology | FDM / FFF (filament) | MSLA (LCD resin) |
| Motion system | CoreXY / XY-head | — |
| Delivered as | Fully assembled | Fully assembled |
| Klipper firmware | Yes | — |
| Build volume | ||
| Build width (X) | 305 mm | 300 mm |
| Build depth (Y) | 305 mm | 160 mm |
| Build height (Z) | 280 mm | 300 mm |
| Build volume | 26 L | 14.4 L |
| Speed | ||
| Max print speed | 600 mm/s | — |
| Max acceleration | 20,000 mm/s² | — |
| Resin print speed | — | 150 mm/h |
| Print quality | ||
| Finest layer height | 0.05 mm | 0.05 mm |
| Thickest layer height | 0.4 mm | — |
| Vibration compensation (input shaping) | Yes | — |
| Automatic bed levelling | Yes | — |
| Extruder & hotend | ||
| Max nozzle temperature | 370 °C | — |
| Direct-drive extruder | Yes | — |
| Default nozzle | 0.4 mm | — |
| Supported nozzle sizes (mm) | 0.4, 0.8 | — |
| Swappable nozzle / hotend | Yes | — |
| Toolheads | 1 | — |
| Nozzles | 1 | — |
| Filament diameter | 1.75 mm | — |
| Filament cutter | Yes | — |
| Supported materials | ABS, ASA, Carbon, PA, PC, PETG, PLA, TPU | — |
| Number of supported materials | 8 | — |
| Engineering materials (PA, PC, CF) | Yes | — |
| Print bed | ||
| Heated bed | Yes | — |
| Max bed temperature | 120 °C | — |
| Flexible magnetic build plate | Yes | — |
| Enclosure | ||
| Enclosed build chamber | Yes | Yes |
| Actively heated chamber | Yes | — |
| Max chamber temperature | 65 °C | — |
| Air filter (carbon / HEPA) | Yes | — |
| Chamber light | Yes | — |
| Resin & LCD | ||
| LCD resolution class | — | 16K |
| LCD resolution (px) | — | 15120 × 6230 |
| LCD size | — | 13.5″ |
| XY resolution | — | 20 µm |
| Connectivity & control | ||
| Connectivity | Wi-Fi, Ethernet, USB | Wi-Fi, Ethernet, USB |
| Wi-Fi | Yes | Yes |
| Ethernet | Yes | Yes |
| USB | Yes | Yes |
| SD card | — | No |
| Bluetooth | — | No |
| Screen size | 5″ | 5″ |
| Touchscreen | Yes | Yes |
| Features | ||
| Built-in camera | Yes | — |
| Camera resolution | 2.1 MP | — |
| Filament runout sensor | Yes | — |
| Power-loss recovery | Yes | — |
| Silent stepper drivers | Yes | — |
| Size & power | ||
| Width | 505 mm | 455 mm |
| Depth | 487 mm | 400 mm |
| Height | 550 mm | 575 mm |
| Weight | 27 kg | 30 kg |
| Rated power | 450 W | 200 W |
