The ASRock B850M PG Riptide WiFi is the objective winner of this comparison, securing more individual specification victories than its competitor. While the two motherboards share identical performance across the majority of their technical fields, the ASRock B850M PG Riptide WiFi distinguishes itself with a significant hardware advantage. Its most impactful feature is the inclusion of M.2 slots, which provides a 50% increase in storage expansion capacity compared to the MSI PRO B850M-A WIFI.

Users who prioritize maximum storage flexibility and require additional M.2 connectivity should choose the ASRock B850M PG Riptide WiFi for their build. Conversely, because the MSI PRO B850M-A WIFI matches the winner in every other measured category, it remains a viable alternative for builders who do not require the extra storage slots. Both boards offer equivalent functionality for all other system components, making the decision dependent entirely on your specific need for additional M.2 drive support.