Comparison brief
Bilt Obsidian vs. Chase Sapphire Preferred
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Same $95 fee, very different jobs. The Obsidian is the only card here that earns on rent — but its rent rate depends on how much other spending you put on the card, a tradeoff the optimizer models exactly.
2/4 selected
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The optimizer searches eligible portfolios against your exact spending—not just two cards at a time—and reports whether the result was proven optimal.
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