The removal of the headphone jack is the only new thing that's wrong with it.
Microsoft Surface Pro X review: Better battery life for the coolest Surface - CNET
Buy Surface Pro 9 for Business (2-in-1 Computer, 12th Gen Intel i5 or i7, 13 Touchscreen, USB-C with Thunderbolt 4 Ports) - Microsoft Store
Microsoft Surface Pro 9 Review - Work laptop? Tablet? Both?
Microsoft Surface Pro 9 (SQ3) review - The Verge
Surface Pro 10: all the major changes rumored for new model
Microsoft Surface Pro 9 review: one step forward, one back
Looking for best Surface tablet/laptop for work. : r/Surface
Microsoft Surface Laptop 5 review: The ultimate big-screen Windows notebook
Surface Pro 9 Review: Microsoft's Evolution Of Versatility And Power
Microsoft Surface Pro 9 (2022), 13 2-in-1 Tablet & Laptop, Thin & Lightweight, Intel 12th Gen i7 Fast Processor for Multi-Tasking, 16GB RAM, 256GB Storage with Windows 11, Graphite Microsoft Copilot
Microsoft Surface Pro 9 (SQ3) Review