usps priority vs ground advantage compares two different shipping services offered by the United States Postal Service (USPS). USPS Priority Mail is an expedited service that provides fast delivery, typically within 1-3 business days, depending on the destination. It includes tracking, insurance, and delivery confirmation. On the other hand, USPS Ground Advantage is a more affordable option for shipping heavier or larger packages that do not need to arrive quickly. Ground Advantage has longer delivery times, usually taking 2-8 business days, but is often a more budget-friendly option for non-urgent shipments.