The maximum temperature at which the device can perform to the optimal level.
miniFactory 3D Printer: 300°C
2. maximum creation size
This is the biggest size of object that you can print.
148.6 x 192 x 294
Bits from Bytes RapMan Education: 490 x 500 x 850
EnvisionTEC Perfactory Micro: 230mm
5. number of extruder heads
More extruder heads allow you to use different colors and different types of material at the same time. A second extruder is also required to build PVA/PLA support structures around items as they are printed.
Hyrel Professional E5: 4
6. number of colors per print
A single design can be made up using different colored materials simultaneously.
Da Vinci 3D Printer: 12
7. layer thickness
The thinner each print layer is, the more detailed you can make your designs. Layer thickness is often also referred to as resolution and is measured in microns (µm).
Printrbot JR v2: 0.4µm
UP! Plus: 150mm
9. maximum humidity
The maximum level of humidity the device can withstand before it begins to malfunction.
Stratasys Objet Eden 500: 70%
10. USB ports
With more USB ports, you are able to connect more devices.
11. 3D print speed
The speed at which 3d objects are printed, measured in millimeters per second.
Fabbster Kit: 600mm/s
Printrbot JR v2: 9.1g
13. lowest potential operating temperature
The minimum temperature at which the device can perform to the optimal level.