{"success":true,"comparison":"delta-skymiles-blue-american-express-card-vs-discover-it-miles","summary":{"updatedAt":"2026-10-13T15:07:34.836Z","generatedAt":"2026-10-13T15:07:34.836Z","lastVerifiedAt":null,"entityType":"card_comparison","entityName":"Delta SkyMiles Blue American Express Card vs Discover it Miles","pageUrl":"https://cardcurator.ai/compare/delta-skymiles-blue-american-express-card-vs-discover-it-miles","canonicalUrl":"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","sourceUrls":["https://cardcurator.ai/compare/delta-skymiles-blue-american-express-card-vs-discover-it-miles","https://cardcurator.ai/api/public/compare/delta-skymiles-blue-american-express-card-vs-discover-it-miles/summary","https://cardcurator.ai/card/delta-skymiles-blue-american-express-card","https://cardcurator.ai/card/discover-it-miles","https://cardcurator.ai/how-we-rank-cards","https://cardcurator.ai/data-sources"],"dataVersion":"public-citation-v1","shareTitle":"Delta SkyMiles Blue American Express Card vs Discover it Miles","shareText":"Delta SkyMiles Blue American Express Card leads on 2 of 4 headline comparisons: annual fee, estimated welcome bonus, highest listed earn rate, and annual listed credits. This is a starting point; category restrictions and the benefits you actually use can change the better fit. 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 $100 for Discover it Miles. Summary generated October 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: Delta SkyMiles Blue American Express Card ~$120; Discover it Miles ~$100."],"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}}}