The primary differences between Delta SkyMiles Gold and Platinum Medallion status in 2026 revolve around upgrade priority, Choice Benefits, and mileage earning. Gold Medallion members earn 8 miles per dollar spent and receive unlimited complimentary upgrades to First Class and Delta Comfort+ beginning 72 hours (3 days) before departure. Platinum Medallion members earn 9 miles per dollar and receive a much higher upgrade priority, with windows opening 120 hours (5 days) before departure. Crucially, Platinum members receive one "Choice Benefit" annually (such as Regional Upgrade Certificates or bonus miles), which Gold members do not. Additionally, Platinum status offers higher priority for "waitlisted" upgrades and waived fees for certain same-day confirmed travel changes, making it significantly more valuable for frequent business travelers.