HSBC credit card reward points: Should you transfer to Marriott Bonvoy for the 40% bonus?

HSBC is offering a 40% bonus for the transfer of credit card reward points to the Marriott Bonvoy program. The offer applies to 5 HSBC credit cards, is valid for a month, and the bonus Marriott Bonvoy points are capped at 2,00,000 per customer.