TL;DR: Overcompensation and excessive need to control can be signs of either of them.

If you actually believe you're inherently superior, you might have a superiorty complex

If you're paranoid and demand control because of fear, you might have an Inferiority complex.

External View: Superiorty Complex

1.) Primary Superiority Complex [God Complex]:

Someone that suffers from an extreme case of:

• The Dunning Kruger Effect

• Confirmation Bias

• Comparative Narcissistic Identity

• Self Optimism Bias

• False Consensus Bias

• Cherry Picking Bias

• Excessive Hindsight Bias

• Lack of Exposure to Harm

• A Biased "Just World Hypothesis" Form of Irrational Thinking

• Pathological Confabulation

• Illusion of Control

• Magical Thinking

• Illusionary Superiority

2.) Secondary Superiority Complex [Compensating Complex]:

Someone that suffers from an extreme case of:

• Trying to Prove Themselves

• Competitive Narcissism

• Comparative Narcissistic Identity

• Classic Overcompensation

• Magical Thinking

• Illusionary Superiority

3.) Tertiary Superiority Complex [Overestimation Complex]:

Someone that suffers from an extreme case of:

• The Dunning Kruger Effect

• False Consensus Bias

• Lack of Exposure to Harm

• A Biased "Just World Hypothesis" Form of Irrational Thinking

• Magical Thinking

External View: Inferiority Complex

1.) Primary Inferiority Complex [Defeatest Complex]:

Someone that suffers from an extreme case of:

• Inverse Dunning Kruger Effect

• Negative Confirmation Bias

• Pessimism Due to Experience

• Negativity Bias

• Negative Naivety

2.) Secondary Inferiority Complex [Pessimism Complex]:

Someone that suffers from an extreme case of:

• Pathological Negative Naivety

• Pathological Pessimisn Due to Experience

• Negative Confirmation Bias

3.) Tertiary Inferiority Complex [Oppression-Based Complex]:

Someone that suffers from an extreme case of:

• Trying to Prove Themselves

• Competitive Regain/Control

• Comparative/Socially Accepted Identity

• Classic Overcompensation

• Paranoia