VapCap M is a butane model to heat the dried in the chamber requires the use of an external heat source in the form of an incandescent light. It is really miniature almost exactly the size of a regular cigarette. Grasshopper is a full convection model hot air heating, which looks like a pen. So in practice, although puffing on a steel pen may look a bit strange, Grasshopper is incomparably more discreet it does not require heating with an incandescent light, which in public places may look at least suspicious. From the discretion side, Grasshopper fares better. For the vapes this is important.
VapCap M Vaporizer vs. Grasshopper Vaporizer: ease of use
Grasshopper heating up is instant it takes 5 seconds. Just activate the heater with the button and you can start to puff. This equipment also does not require any special puffing technique quite long breaths of any strength are sufficient.
On the other hand, the Grasshopper mouthpiece heats up quite strongly, which after a few puffs must be allowed to cool before we can continue inhalation, which is moderately comfortable. VapCap M, in turn, should be heated with an incandescent light, which takes depending on the lighter from 5 to 15 seconds and requires some skill and dexterity to do it correctly.
In addition, when puffing, the user must use the clutch stop and unplug the hole in the housing, which also requires some practice. From the side of ease of use, Grasshopper is definitely better.