The ASRock B850 Steel Legend WiFi is the objective winner of this comparison, securing a higher number of superior specifications across the evaluated categories. Its most impactful advantage is the USB Type-C connectivity, which offers a 100% improvement over the alternative. This hardware lead makes it the more versatile choice for users prioritizing modern peripheral connectivity and overall feature density in their motherboard selection.

Users who require extensive external device support should choose the ASRock B850 Steel Legend WiFi for its superior USB Type-C implementation. Conversely, the MSI MAG Z790 TOMAHAWK WIFI is the better option for those who specifically need additional expansion capabilities, as it provides a 100% advantage in available PCIe x1 slots. Selecting between these two components depends entirely on whether your build prioritizes high-speed peripheral connections or increased internal card expansion.