The 10 Main Differences Between the Nikon D850 and Sony A9 - Mirrorless Comparison
Nikon D850 Review: The best SLR Nikon's made. Ever.
D850 AF area is double the D750: Nikon FX SLR (DF, D1-D5, D600-D850) Talk Forum: Digital Photography Review
Amazon.com : Nikon D850 Digital SLR Camera W/Nikon AF-S FX NIKKOR 200-500mm f/5.6E ED Lens, 64GB Memory Card, Soft Bag, Rode Mic, Extra Battery (International Model) : Electronics
Amazon.com : Nikon D850 DSLR Camera with AF-S NIKKOR 50mm f/1.8G Lens & 70-300mm ED Lens + 3 Memory Card Bundle : Electronics