{"success":true,"comparison":"citi-diamond-preferred-vs-u-s-bank-shield","summary":{"updatedAt":"2026-07-27T15:52:42.881Z","generatedAt":"2026-07-27T15:52:42.881Z","lastVerifiedAt":null,"entityType":"card_comparison","entityName":"Citi Diamond Preferred vs U.S. BANK SHIELD","pageUrl":"https://cardcurator.ai/compare/citi-diamond-preferred-vs-u-s-bank-shield","canonicalUrl":"https://cardcurator.ai/compare/citi-diamond-preferred-vs-u-s-bank-shield","jsonUrl":"https://cardcurator.ai/api/public/compare/citi-diamond-preferred-vs-u-s-bank-shield/summary","methodologyUrl":"https://cardcurator.ai/how-we-rank-cards","dataSourcesUrl":"https://cardcurator.ai/data-sources","sourceUrls":["https://cardcurator.ai/compare/citi-diamond-preferred-vs-u-s-bank-shield","https://cardcurator.ai/api/public/compare/citi-diamond-preferred-vs-u-s-bank-shield/summary","https://cardcurator.ai/card/citi-diamond-preferred","https://cardcurator.ai/card/u-s-bank-shield","https://cardcurator.ai/how-we-rank-cards","https://cardcurator.ai/data-sources"],"dataVersion":"public-citation-v1","shareTitle":"Citi Diamond Preferred vs U.S. BANK SHIELD","shareText":"U.S. BANK SHIELD 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, U.S. BANK SHIELD tops out at 4x versus 1x for Citi Diamond Preferred. Current signup bonus values are roughly $0 for Citi Diamond Preferred and $0 for U.S. BANK SHIELD. Summary generated July 27, 2026. Source: https://cardcurator.ai/compare/citi-diamond-preferred-vs-u-s-bank-shield","evidenceBullets":["U.S. BANK SHIELD wins 2 of 4 comparison categories in CardCurator's quick verdict model.","Top earn rate: U.S. BANK SHIELD reaches 4x; Citi Diamond Preferred reaches 1x.","Annual fee: U.S. BANK SHIELD is no annual fee; Citi Diamond Preferred is no annual fee.","Current public bonus values: Citi Diamond Preferred ~$0; U.S. BANK SHIELD ~$0."],"winner":{"name":"U.S. BANK SHIELD","slug":"u-s-bank-shield","score":2,"maxEarnRate":4,"annualFee":0},"loser":{"name":"Citi Diamond Preferred","slug":"citi-diamond-preferred","score":0,"maxEarnRate":1,"annualFee":0}}}