Ease of use once familiar with it; versatility re plug-in items for use in printing (usb; memory card etc); easy double-sided printing (once again becoming familiar with the choices offered helps); amount of paper able to be loaded at one time
Slightly cumbersome first-time set up for computers/devices other than primary device used for it; bit confusing choices and not enough options using the user icon on computer task bar; amount of paper able to be loaded at one time; possible capacity issue of initial ink cartridges versus subsequent...