Which card earns the most, by category

Every ranking below is computed from the same catalogue the extension ships with — published reward rates, converted to dollars using dated point valuations.

• Best credit card for groceriesGold Card — $8.00 per $100
• Best credit card for dining outGold Card — $8.00 per $100
• Best credit card for gasSapphire Preferred — $6.15 per $100
• Best credit card for flightsPlatinum Card — $10.00 per $100
• Best credit card for hotelsSapphire Reserve — $8.20 per $100
• Best credit card for online shoppingBlue Business Plus — $4.00 per $100
• Best credit card for streaming servicesSapphire Preferred — $6.15 per $100
• Best credit card for food deliveryGold Card — $8.00 per $100
• Best credit card for Uber and LyftClassic Green Card — $6.00 per $100
• Best credit card for public transitClassic Green Card — $6.00 per $100
• Best credit card for Target and WalmartBlue Business Plus — $4.00 per $100
• Best credit card for Costco and Sam's ClubBlue Business Plus — $4.00 per $100
• Best credit card for home improvementBlue Business Plus — $4.00 per $100
• Best credit card for EV chargingSapphire Preferred — $6.15 per $100