Originally Posted by
UA Fan
...not seeing any difference between Zync and Gold, ...
Zync participates in Membership Rewards
Express, while Green and Gold participate in full Membership Rewards. Express points cannot be transferred to airline or hotel programs. (If you have more than one card, all the points are commingled and all points are classified based on the highest level card.)
Zync has a flexible annual fee based on the number of "packs" added to the card. Packs cannot be added to any other card. Premier Rewards Gold costs $175, and offers bonuses for purchases of airfare, hotels and groceries.plus a 15,000 point bonus for spending $30,000. Premier Rewards Gold also includes five supplementary cards at no extra cost.