I recently went through all of them so let me rank them:
1. Gow 3
2. Ghost of sparta
3. Gow 1
4. Chains of Olympus
5. Accension
6. Gow 2
**** i played all of these on Hard (titan) mode, so I'm taking into account Story, gameplay, world design, bosses and puzzles****
https://www.youtube.com/channel/UCbchUmHiEvZ1m3b9HgW5syg
VIDEO GAME MUSIC MASHUPS