Among the factors that you should consider - the cost of the device, the service and support during the first year of operation, the cost of equipment for further processing and possible accessories. Add to this list first kit of consumables, installation costs, and training maintenance during the second year of operation and on. These costs are not always obvious. What actually includes starting with printer. besides the "basic" kits? Some manufacturers limit the master device, and to obtain fully functional system (or in some cases to implement certain functions) have to sell additional equipment for pre or post processing. Moreover, some devices manufacturers make high power requirements and operating conditions (for example , their work is related to the release of toxic fumes and the formation of chemical waste).