{"success":true,"comparison":"marriott-bonvoy-boundless-vs-united-explorer","summary":{"updatedAt":"2026-07-13T00:00:00.000Z","generatedAt":"2026-07-13T00:00:00.000Z","lastVerifiedAt":null,"entityType":"card_comparison","entityName":"Marriott Bonvoy Boundless vs United Explorer","pageUrl":"https://cardcurator.ai/compare/marriott-bonvoy-boundless-vs-united-explorer","canonicalUrl":"https://cardcurator.ai/compare/marriott-bonvoy-boundless-vs-united-explorer","jsonUrl":"https://cardcurator.ai/api/public/compare/marriott-bonvoy-boundless-vs-united-explorer/summary","methodologyUrl":"https://cardcurator.ai/how-we-rank-cards","dataSourcesUrl":"https://cardcurator.ai/data-sources","sourceUrls":["https://cardcurator.ai/compare/marriott-bonvoy-boundless-vs-united-explorer","https://cardcurator.ai/api/public/compare/marriott-bonvoy-boundless-vs-united-explorer/summary","https://cardcurator.ai/card/marriott-bonvoy-boundless","https://cardcurator.ai/card/united-explorer","https://cardcurator.ai/how-we-rank-cards","https://cardcurator.ai/data-sources"],"dataVersion":"public-citation-v1","shareTitle":"Marriott Bonvoy Boundless vs United Explorer","shareText":"Marriott Bonvoy Boundless and United Explorer tie on this headline comparison. Your spending, fees, and benefits you actually use should decide the better fit. On raw upside, Marriott Bonvoy Boundless tops out at 17x versus 3x for United Explorer. Current signup bonus values are roughly $0 for Marriott Bonvoy Boundless and $800 for United Explorer. Summary generated July 13, 2026. Source: https://cardcurator.ai/compare/marriott-bonvoy-boundless-vs-united-explorer","evidenceBullets":["Marriott Bonvoy Boundless wins 2 of 4 comparison categories in CardCurator's quick verdict model.","Top earn rate: Marriott Bonvoy Boundless reaches 17x; United Explorer reaches 3x.","Annual fee: Marriott Bonvoy Boundless is $95/yr; United Explorer is $150/yr.","Current public bonus values: Marriott Bonvoy Boundless ~$0; United Explorer ~$800."],"winner":{"name":"Marriott Bonvoy Boundless","slug":"marriott-bonvoy-boundless","score":2,"maxEarnRate":17,"annualFee":95},"loser":{"name":"United Explorer","slug":"united-explorer","score":2,"maxEarnRate":3,"annualFee":150}}}