WALLETHUB – The best credit cards can save cardholders $300 to $650+ per year, compared to the average offer, thanks to uniquely valuable rewards, low rates and fees, and various special features. The key to finding the best credit card is to determine which features are most important to you, then compare offers in search of the best deal. WALLETHUB – The best credit cards can save cardholders $300 to $650+ per year, compared to the average offer, thanks to uniquely valuable rewards, low rates and fees, and various special features. The key to finding the best credit card is to determine which features are most important to you, then compare offers in search of the best deal.