Samsung unveiled the Galaxy S8 in March 2017 and the Galaxy Note 8 in August 2017.
These are two beautiful phones from the manufacturer but there are salient differences between the two gadgets. The obvious differences are that the Note 8 comes with an S pen; it is bigger and it has a two dual rear cameras compared to single camera.
Here is an infographic that shows the differences/similarities between Galaxy Note 8 and the Galaxy S8.