Here’s the Difference:
The Doctor Who photo features a tall, slender, rather alien genius-boy running alongside a medical professional who is smitten with him.
The Sherlock photo……..Oh. OH.
Yes, but Sherlock has a long coat which billows out behind him when he runs.
The Doctor just ha-
Yes but Sherlock wears tight fitting suits and is smarter than your average human.
The Doctor’s just—
Yes, but in Doctor Who, the medical companion risks death in an attempt to save the lead character from the clutches of an evil, psychotic genius.
Wheras in Sherlock…. um……. Oh..