Money Guru: ELSS vs PPF; Which one is a better investment?

ELSS (Equity Linked Saving Schemes) and NPS are mainly known as a retirement-oriented savings vehicle options and ultimately serve the same purpose. But, the ground zero reality is different. Most of the investment experts say that for an investor who wants flexibility in investment Public Provident Fund (PPF) with ELSS offerings is a better option but for those who are investing only for their retirement, National Pension Scheme (NPS) is better as it yields around 10 per cent post-tax return.