{"success":true,"comparison":"delta-skymiles-blue-american-express-card-vs-discover-it-miles","summary":{"updatedAt":"2026-06-13T09:51:46.465Z","pageUrl":"https://cardcurator.ai/compare/delta-skymiles-blue-american-express-card-vs-discover-it-miles","jsonUrl":"https://cardcurator.ai/api/public/compare/delta-skymiles-blue-american-express-card-vs-discover-it-miles/summary","methodologyUrl":"https://cardcurator.ai/how-we-rank-cards","dataSourcesUrl":"https://cardcurator.ai/data-sources","shareTitle":"Delta SkyMiles Blue American Express Card vs Discover it Miles","shareText":"The Delta SkyMiles Blue American Express Card edges out the Discover it Miles for most cardholders — it wins on 2 of 4 comparison categories and offers 10,000 pts signup bonus, with a higher top earn rate (2x vs 1.5x). On raw upside, Delta SkyMiles Blue American Express Card tops out at 2x versus 1.5x for Discover it Miles. Current signup bonus values are roughly $120 for Delta SkyMiles Blue American Express Card and $1 for Discover it Miles. Updated June 13, 2026. Source: https://cardcurator.ai/compare/delta-skymiles-blue-american-express-card-vs-discover-it-miles","evidenceBullets":["Delta SkyMiles Blue American Express Card wins 2 of 4 comparison categories in CardCurator's quick verdict model.","Top earn rate: Delta SkyMiles Blue American Express Card reaches 2x; Discover it Miles reaches 1.5x.","Annual fee: Delta SkyMiles Blue American Express Card is no annual fee; Discover it Miles is no annual fee.","Current public bonus values are approximately $120 and $1."],"winner":{"name":"Delta SkyMiles Blue American Express Card","slug":"delta-skymiles-blue-american-express-card","score":2,"maxEarnRate":2,"annualFee":0},"loser":{"name":"Discover it Miles","slug":"discover-it-miles","score":0,"maxEarnRate":1.5,"annualFee":0}}}