a lot! they’re both earth signs, and they are both smart and (usually) perfectionists. they tend to strive to be their best in what they do, and prove themselves to be intelligent and/or successful people. but their motivations are different, where virgo would do something for the better, capricorn would do it for themselves. virgo are more helpful and light whereas capricorn are more ruthless. you’d say virgo is lawful good, capricorn is lawful neutral or evil.