is usps ground advantage the same as first class

is usps ground advantage the same as first class is a common question among those looking for affordable shipping options. USPS Ground Advantage is an economical option for shipping large or heavy packages within the U.S., while First-Class Mail is typically used for lighter and smaller items. While both services offer affordable pricing, Ground Advantage generally takes longer for delivery compared to First-Class Mail. Understanding the differences helps businesses choose the right option based on delivery speed and cost.