The ASRock X870 Steel Legend WiFi and the ASUS TUF GAMING B850-PLUS WIFI are objectively tied, as both motherboards secure an equal number of specification wins across the evaluated categories. The most impactful advantage for the ASRock X870 Steel Legend WiFi is its USB Type-C connectivity, which offers a 100% improvement over the alternative. Conversely, the ASUS TUF GAMING B850-PLUS WIFI provides a 100% advantage in available PCIe x1 slots compared to its competitor.

Users who prioritize modern peripheral connectivity should select the ASRock X870 Steel Legend WiFi to utilize its superior USB Type-C interface. Alternatively, those who require additional expansion card support for their system configuration should choose the ASUS TUF GAMING B850-PLUS WIFI for its increased number of PCIe x1 slots. Since both boards share identical specifications in the remaining categories, the decision rests entirely on whether your build requires more high-speed ports or extra internal expansion capacity.