Different with boy and girl pregnancys

How was your pregnancy different with your boy and your girl? We're they even different? Or were they the same but ended up being different gender.. with my son I had no morning sickness at all. This one I am 15 weeks and I had morning sickness and I am craving more hearty foods I don't want anything sweet and I craved with sweets with my son. I can't find it for 4 weeks what I am having!