Originally Posted by
tmiw
Only way to be 100% sure is for someone to get that card and put it in a card reader. But yeah, I'm leaning towards C&S priority myself.
PayPass (as used on HSBC's cards) is what is used in the UK for Mastercard contactless payments so if the card supports this, you'll be able to use it anywhere in the UK that supports contactless (Transport for London buses, coffee shops, supermarkets etc).