CardRewardsEditorial disclosure: CardRewards.ai is an independent comparison service. Our analysis is based on publicly available card data and is reviewed regularly by our editorial team. Card issuers do not influence our rankings or content. Last updated: May 2026.
Ranked by effective value per dollar at mechanical puzzles-related merchants.
Rankings are generated by our algorithm based on earn rates, point valuations, fees, and benefits — not paid placement. We don't accept compensation to rank cards higher. How we rank
0 merchants sit under Mechanical Puzzles. U.S. Bank Cash+® Visa Signature® Card earns the top spot at 3.3¢ per dollar, with no annual fee. Cards 2–5 are within striking distance and may be the better pick depending on your other spend.
Usbank
Ranked by effective value per dollar at mechanical puzzles-related merchants.
Rankings are generated by our algorithm based on earn rates, point valuations, fees, and benefits — not paid placement. We don't accept compensation to rank cards higher. How we rank
0 merchants sit under Mechanical Puzzles. U.S. Bank Cash+® Visa Signature® Card earns the top spot at 3.3¢ per dollar, with no annual fee. Cards 2–5 are within striking distance and may be the better pick depending on your other spend.
Usbank
Ranked by effective value per dollar at mechanical puzzles-related merchants.
Rankings are generated by our algorithm based on earn rates, point valuations, fees, and benefits — not paid placement. We don't accept compensation to rank cards higher. How we rank
0 merchants sit under Mechanical Puzzles. U.S. Bank Cash+® Visa Signature® Card earns the top spot at 3.3¢ per dollar, with no annual fee. Cards 2–5 are within striking distance and may be the better pick depending on your other spend.
Usbank
Capital One
Citi
Amex
Bank Of America
All 10 cards ranked by effective value per dollar.
| Card | Shopping Rate | Effective Value | Annual Fee | Fee Offset | Network |
|---|---|---|---|---|---|
| U.S. Bank Cash+® Visa Signature® CardUsbank | 5% cash back | 3.3¢/$ | $0 | — | visa |
| Capital One Venture X Rewards Credit CardCapital One | 2x Venture Miles | 3.7¢/$ | $395 | $3.96 | visa |
| Citi Strata Elite℠ CardCiti | 1.5x ThankYou Points | 2.3¢/$ | $595 | $747.86 | mastercard |
| The Platinum Card from American ExpressAmex | 1x Membership Rewards | 1.8¢/$ | $895 | $978.14 | amex |
| Bank of America Customized Cash Rewards Credit CardBank Of America | 3x Bank Of America Points | 2.2¢/$ | $0 | $0.19 | visa |
| One Key+ CardWells Fargo | 2% cash back | 2.0¢/$ | $0 | — | mastercard |
| Fidelity Rewards Visa Signature CardElan Financial | 2% cash back | 2.0¢/$ | $0 | $0.19 | visa |
| Bank of America® Customized Cash Rewards for StudentsBank Of America | 3x points | 2.2¢/$ | $0 | $0.19 | visa |
| Bilt Obsidian CardCardless | 1x Bilt Rewards | 2.0¢/$ | $95 | — | mastercard |
| Citi Custom Cash CardCiti | 5% cash back | 1.9¢/$ | $0 | $30 | mastercard |
Want to filter by spend amount, network, or fee preference?
Open in full search with filters →Capital One
Citi
Amex
Bank Of America
All 10 cards ranked by effective value per dollar.
| Card | Shopping Rate | Effective Value | Annual Fee | Fee Offset | Network |
|---|---|---|---|---|---|
| U.S. Bank Cash+® Visa Signature® CardUsbank | 5% cash back | 3.3¢/$ | $0 | — | visa |
| Capital One Venture X Rewards Credit CardCapital One | 2x Venture Miles | 3.7¢/$ | $395 | $3.96 | visa |
| Citi Strata Elite℠ CardCiti | 1.5x ThankYou Points | 2.3¢/$ | $595 | $747.86 | mastercard |
| The Platinum Card from American ExpressAmex | 1x Membership Rewards | 1.8¢/$ | $895 | $978.14 | amex |
| Bank of America Customized Cash Rewards Credit CardBank Of America | 3x Bank Of America Points | 2.2¢/$ | $0 | $0.19 | visa |
| One Key+ CardWells Fargo | 2% cash back | 2.0¢/$ | $0 | — | mastercard |
| Fidelity Rewards Visa Signature CardElan Financial | 2% cash back | 2.0¢/$ | $0 | $0.19 | visa |
| Bank of America® Customized Cash Rewards for StudentsBank Of America | 3x points | 2.2¢/$ | $0 | $0.19 | visa |
| Bilt Obsidian CardCardless | 1x Bilt Rewards | 2.0¢/$ | $95 | — | mastercard |
| Citi Custom Cash CardCiti | 5% cash back | 1.9¢/$ | $0 | $30 | mastercard |
Want to filter by spend amount, network, or fee preference?
Open in full search with filters →Capital One
Citi
Amex
Bank Of America
All 10 cards ranked by effective value per dollar.
| Card | Shopping Rate | Effective Value | Annual Fee | Fee Offset | Network |
|---|---|---|---|---|---|
| U.S. Bank Cash+® Visa Signature® CardUsbank | 5% cash back | 3.3¢/$ | $0 | — | visa |
| Capital One Venture X Rewards Credit CardCapital One | 2x Venture Miles | 3.7¢/$ | $395 | $3.96 | visa |
| Citi Strata Elite℠ CardCiti | 1.5x ThankYou Points | 2.3¢/$ | $595 | $747.86 | mastercard |
| The Platinum Card from American ExpressAmex | 1x Membership Rewards | 1.8¢/$ | $895 | $978.14 | amex |
| Bank of America Customized Cash Rewards Credit CardBank Of America | 3x Bank Of America Points | 2.2¢/$ | $0 | $0.19 | visa |
| One Key+ CardWells Fargo | 2% cash back | 2.0¢/$ | $0 | — | mastercard |
| Fidelity Rewards Visa Signature CardElan Financial | 2% cash back | 2.0¢/$ | $0 | $0.19 | visa |
| Bank of America® Customized Cash Rewards for StudentsBank Of America | 3x points | 2.2¢/$ | $0 | $0.19 | visa |
| Bilt Obsidian CardCardless | 1x Bilt Rewards | 2.0¢/$ | $95 | — | mastercard |
| Citi Custom Cash CardCiti | 5% cash back | 1.9¢/$ | $0 | $30 | mastercard |
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