BSE SENSEX vs NSE NIFTY
Basically "Nifty" and "Sensex" are indices of major Indian Stock Exchanges.
"Index" is an indicator, Gives an idea about whether most of the stocks have gone positive or most of the stocks have gone negative.
The Sensex is an indicator of all the major companies of the BSE. The Nifty is an indicator of all listed companies of the NSE.
Sensex represents the top stocks of the BSE, The Nifty represents the large stocks of the NSE.
BSE SENSEX is the sensitive Index of "Bombay Stock Exchange" (BSE) of India. NIFTY is Standard & Poor’s CRISIL NSE Index 50 of "National Stock Exchange" (NSE) of India.
SENSEX - Market Capitalization Weighted average of 30 large and financially stable listed companies. NIFTY - Market Capitalization average of 50 large cap and financially stable listed companies in Nse.
Read : Nse Nifty - Bse Sensex Calculation Method