Saya Zion vs Dasnac Burj Noida: Which is better?

Saya Zion is ready, but that price! Dasnac Burj is under construction, so risk hai. Carpet area wise, anyone compared? Which gives more usable space, yaar? Also, resale value after 5 years – kya lagta hai, which one will give better ROI? What do you think?