As the Sun expands, will its gravity be stronger or weaker?

Question: As the Sun expands, will its gravity be stronger or weaker?
- Keywords:
  expands,
  Gravity,
  sun
Asked by anonymous to Steve, Emma, Christian, Bose, Alice on 9 Mar 2016.
- Alice Harpole answered on 9 Mar 2016:
  
  As the sun expands, it will not gain any extra mass and so it will become less compact (its average density will decrease). This will mean that its gravitational field will become weaker.

Question: As the Sun expands, will its gravity be stronger or weaker?