They are different breeds altogether, and I’d say Shelties have a bit more energy. Outside of that, i believe they are pretty similar. The ones I have met have been equally calm, yet vocal.
Let’s ask the experts!
@spartathesheltie
@foxthecollie
@lambdalupi
@1-pup-of-flour
@zeldathesheltie
@snoots-and-wiskers
@hadissima
@adognamedwillowwand