We are here to help you! Search Home Stock sip Q. What is quantity-based vs. amount-based SIP? Order types Order Placing Order status Order rejection Square off × Order types Order Placing Order status Order rejection Square off Open FREE Acccount with us 3+2=? Δ Q. What is quantity-based vs. amount-based SIP? While amount-based SIP invests a set sum of money regardless of the share price, quantity-based SIP consistently purchases a set number of shares.