Do Stratus portable receivers replace XM weather?

No, the information provided by Stratus portable receivers and XM differ. XM Weather offers a wider array of information and more coverage. This table will help you compare and contrast Stratus portable receivers and XM and help you decide which in-flight product is right for you. Many pilots will find adequate ADS-B coverage within the areas they fly most frequently. Refer to the ADS-B Coverage Map to determine if there is coverage for your region.