I7

Kobra X's major speed advantages come from multi-color prints specifically, its time to switch filament is way less and said switch produces less waste So yeah... If you have a single colour print you obviously won't see those time savings. It sounds to me like you only read a few youtube titles and

Cuando imprimo en petg con la Sparkx i7 , trabajo al 25/30% de la velocidad , si lo me parecen esos hilillos …