What is cheaper UPS or USPS is a common comparison for individuals and businesses trying to determine the most cost-effective shipping option. Generally, USPS is the cheaper option for lighter packages and less time-sensitive deliveries, especially with services like First-Class Mail or Priority Mail. On the other hand, UPS can offer better rates for heavier shipments and expedited services. The overall cost depends on factors such as package weight, size, delivery speed, and destination. For small parcels, USPS tends to be more affordable, but for larger or bulk shipments, UPS may offer better pricing options.