K1 Max vs U1 3D Printer
Technical comparison · Fused filament fabrication (FFF/FDM)
K1 Max and U1 3D Printer are two fused filament fabrication (fff/fdm) in a similar class. Choose K1 Max if closed chamber matters more; choose U1 3D Printer if multi-extruder and multicolor printing matters more.
| Parameter |
K1 Max
Creality
F2 · Intermediate
|
U1 3D Printer
Snapmaker
F2 · Intermediate
|
|---|---|---|
| Identity | ||
| Launch year | 2023 | 2026 |
| Use tier | F2 — Intermediate | F2 — Intermediate |
| Price | ||
| Price (€) | 899 € | 849 € |
| Price updated on | 06/2026 | — |
| Universal specs | ||
| Dimensions (W×D×H) (cm) | 43.5 × 46.2 × 52.6 cm | 58.4 × 49.9 × 73 cm |
| Weight (kg) | 18 kg | 18.2 kg |
| Work area (mm) | 300 × 300 mm | 270 × 270 mm |
| Z-axis height (mm) | 300 mm | 270 mm |
| Power (W) | 1000 W | 1150 W |
| Maximum speed | 600 mm/s | 500 mm/s |
| Declared precision | 0.1 mm | 0.04 mm |
| Category specs | ||
| XY print surface (mm) | 300 mm | 270 mm |
| Maximum Z height (mm) | 300 mm | 270 mm |
| Kinematics | corexy | corexy |
| Max nozzle temperature (°C) | 300 °C | 300 °C |
| Max bed temperature (°C) | 120 °C | 100 °C |
| Max print speed (mm/s) | 600 mm/s | 500 mm/s |
| Closed chamber | True | False |
| Filament sensor | True | True |
| Auto leveling | mesh | mesh |
| Standard nozzle diameter (mm) | 0.4 mm | 0.4 mm |
| Multi-extruder | False | True |
| Native Klipper | True | True |
| Input shaper | True | True |
| Multicolor printing | False | True |
| Requires external accessory | True | False |
| Maximum colors | 4 | 4 |
| Ecosystem | ||
| Cloud dependency | No | No |
| Software notes | It runs on the Klipper-based Creality OS. Compatible with Creality Print, Cura, and PrusaSlicer, featuring remote control support via Wi-Fi or LAN. | The primary software is Snapmaker Orca, an optimized version of the popular OrcaSlicer, which provides native management of the four toolheads and factory-calibrated material profiles. The printer can also be seamlessly managed via the Snapmaker mobile app for remote monitoring, taking advantage of the built-in 1080p camera. The internal firmware is built on Klipper, Moonraker, and Fluidd, which Snapmaker has made open-source, allowing experienced users to customize the machine and integrate it into complex workflows. |
The differences that matter
- Closed chamber: K1 Max yes, U1 3D Printer no
- Multi-extruder: U1 3D Printer yes, K1 Max no
- Multicolor printing: U1 3D Printer yes, K1 Max no
- Requires external accessory: K1 Max yes, U1 3D Printer no
- Work area: K1 Max 300×300 mm vs U1 3D Printer 270×270 mm — K1 Max wins (+23%)
Which one to choose
Choose K1 Max if…
you value closed chamber, work area and max print speed. «A closed chamber reduces thermal gradients around the part being built, limiting warping and cracking caused by rapid cooling in high-shrinkage materials such as ABS, ASA, and PC. It also shields the mechanism from drafts and airborne particles. A closed chamber is effectively necessary for technical materials; for PLA and PETG it is an advantage, not a requirement.»
Choose U1 3D Printer if…
you value multi-extruder, multicolor printing and price. «A second extruder allows printing with two different materials in the same session: soluble support material for complex geometries, or a combination of rigid and flexible in the same part. It expands process capabilities but introduces calibration complexity and the risk of oozing from the idle nozzle. Most useful for work involving geometries that require supports difficult to remove manually.»
MakerSpecs is an independent atlas. We don't sell products: this comparison links to both sheets, where you'll find complete data and official links.