ups surepost vs usps ground advantage refers to two different shipping methods for domestic deliveries within the United States. UPS SurePost is a hybrid service that combines UPS’s ground network with USPS for the final mile delivery. This method is often used for residential deliveries and is more cost-effective than standard UPS Ground. USPS Ground Advantage, on the other hand, is a service that allows customers to ship packages at a lower cost while benefiting from the efficiency of USPS for delivery. While UPS SurePost typically offers better tracking and reliability, USPS Ground Advantage is a more affordable option for smaller businesses and e-commerce sellers.