The MSI MEG Z890 ACE is the objective winner of this comparison, securing a lead in eight out of fourteen evaluated specifications. Its most significant advantage over the competition is its USB Type-C connectivity, which offers a 200% improvement in that specific category. While the Gigabyte B860M AORUS ELITE WIFI holds its own in four areas, the MSI MEG Z890 ACE provides a more robust feature set for users requiring superior peripheral support and advanced connectivity options.

Choose the MSI MEG Z890 ACE if your workflow demands extensive USB Type-C integration and the highest number of top-tier specifications. Conversely, the Gigabyte B860M AORUS ELITE WIFI is the better selection for users who prioritize legacy expansion, as it provides a 100% advantage in available PCIe x1 slots. Selecting between these two motherboards depends entirely on whether your build requires modern high-speed peripheral connectivity or additional space for specialized PCIe expansion cards.