Prestige vs Purvanchal Noida: Which is better value?

Considering Prestige Bougainvillea Gardens and Purvanchal Silver Estate. What's your take on location advantages for both? Purvanchal's pricing seems competitive; is it worth it? Has anyone experienced construction quality differences? Which one offers better amenities, honestly? What about resale value prospects in Noida? Mujhe advice chahiye!