The MSI MAG B860 TOMAHAWK WIFI is the objective winner of this comparison, securing more individual specification victories than its competitor. While both boards share several identical features, the MSI MAG B860 TOMAHAWK WIFI holds a significant lead in expansion flexibility, offering a 100% advantage in available PCIe x1 slots compared to the ASUS ROG STRIX X670E-E GAMING WIFI. This makes the MSI board the superior choice for users prioritizing connectivity for smaller peripheral cards.

Users who require extensive expansion options for multiple specialized add-in cards should choose the MSI MAG B860 TOMAHAWK WIFI for its superior PCIe x1 slot count. Conversely, the ASUS ROG STRIX X670E-E GAMING WIFI remains the better option for those who specifically need more PCIe x16 slots, as it provides a 50% advantage in that category. Selecting between these two motherboards depends entirely on whether your build configuration favors smaller expansion slots or larger primary slots.