USPS Ground Advantage prices lower up to 20 lbs. At 21 lbs, USPS steps up a price band and UPS® takes the lead. Here’s what sets each rate, where the cheaper option flips, and how to compare both on matching price tiers before you print a label.
Shipping surcharges are extra carrier fees — delivery area, fuel, package size, and handling — that surface at label purchase or on the invoice. Learn the common types, what triggers them, and how to catch them before you print.
The quoted rate is rarely the final bill—dimensional weight, fuel, residential, and delivery-area surcharges stack on top. This guide breaks down that surcharge stack for U.S. and Canadian sellers and shows how packaging, carrier choice, and a platform like Rollo Ship make costs visible before you print.
