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Secured Card Comparison: Capital One vs. Discover
Capital One's Platinum secured card can offer some deposit flexibility; Discover's secured card offers cash back. Here's how to decide between the two.
Virginia Claire McGuire was a credit cards and banking writer for NerdWallet. In her journalism career, she covered personal finance, business, real estate, architecture and design, and her work appeared in such outlets as the Philadelphia Inquirer, The New York Times, The Awl and Mental Floss. She was trained as an archivist, worked as a teacher and librarian, and served as a labor union bargaining representative.
Paul Soucy has led the Credit Cards content team at NerdWallet since 2015 and the Travel Rewards team since 2023 and has served as content director since 2024. He was an editor with USA Today, The Des Moines Register and the Meredith/Better Homes and Gardens family of magazines for more than 20 years. He also built a successful freelance writing and editing practice with a focus on business and personal finance. He was editor of the USA Today Weekly International Edition for six years and received the highest award from ACES: The Society for Editing. He has a bachelor's degree in journalism and a Master of Business Administration. He lives in Des Moines, Iowa, with his wife, Sarah; his two sons; and a dog named Sam.
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Discover phrases it this way: INTRO OFFER: Unlimited Cashback Match for all new cardmembers—only from Discover. Discover will automatically match all the cash back you’ve earned at the end of your first year! There’s no minimum spending or maximum rewards. .
Rewards
Capital One Platinum Secured Credit Card
None.
Discover it® Secured Credit Card
2% cash back at restaurants and gas stations, on up to $1,000 spent each quarter, and 1% back on all other purchases.
APR
Capital One Platinum Secured Credit Card
The ongoing APR is 28.99% Variable APR.
Discover it® Secured Credit Card
10.99% intro APR on Balance Transfers for 6 months, and then the ongoing APR of 26.49% Variable APR.
Foreign transaction fee
Capital One Platinum Secured Credit Card
None.
Discover it® Secured Credit Card
None, but Discover's international acceptance is limited.
Upgrade opportunities
Capital One Platinum Secured Credit Card
Pay on time for as little as 6 months and you might be granted a higher credit line. You may also eventually have the chance to product-change to a better card within Capital One's portfolio.
Discover it® Secured Credit Card
You may eventually have the chance to product-change to a better card within Discover's portfolio.
NerdWallet's ratings are determined by our editorial team. The scoring formula takes into account the type of card being reviewed (such as cash back, travel or balance transfer) and the card's rates, fees, rewards and other features.
With most secured credit cards, your deposit must be equal to your credit line. For a $500 credit line, for example, you must deposit $500.
Capital One Platinum Secured Credit Card: Get a $200 line of credit with a deposit of $200, or for those who qualify, $49 or $99. Deposit more money before you open your account to get a higher credit line, up to a maximum of $1,000. In addition, you can pay your deposit in installments of $20 or more before the card is activated, allowing you to spread it across multiple paychecks.
Discover it® Secured Credit Card: The minimum deposit is $200; the maximum, $2,500.
WHICH IS BETTER?
The Capital One Platinum Secured Credit Card is the rare card that allows for a deposit lower than the credit limit (in some cases) and that allows the deposit to be paid in installments. Secured card deposit requirements can be a hurdle for people trying to build credit; this card's features make that hurdle a little easier to clear.
Interest rate
Capital One Platinum Secured Credit Card: The ongoing APR is 28.99% Variable APR.
Discover it® Secured Credit Card: Introductory APR of 10.99% intro APR on Balance Transfers for 6 months, and then the ongoing APR of 26.49% Variable APR.
WHICH IS BETTER?
Both cards have a high ongoing interest rate, which is standard for cards for bad credit. The Discover it® Secured Credit Card gains a slight edge for offering a lower rate on balance transfers for an introductory period. Still, it's best not to carry debt on either card. Pay your bill in full every month, and you won't pay any interest.
Rewards
Capital One Platinum Secured Credit Card: None.
Discover it® Secured Credit Card: The rewards set this card apart from nearly every other secured credit card: a generous rewards structure. You’ll earn 2% cash back at restaurants and gas stations, on up to $1,000 spent each quarter, and 1% back on all other purchases. Plus, there’s a welcome bonus for new cardholders: INTRO OFFER: Unlimited Cashback Match for all new cardmembers—only from Discover. Discover will automatically match all the cash back you’ve earned at the end of your first year! There’s no minimum spending or maximum rewards.
WHICH IS BETTER?
The rewards on the Discover it® Secured Credit Card are better than those offered on many unsecured credit cards designed for people with good credit. It's the hands-down winner here.
Upgrade opportunities
Capital One Platinum Secured Credit Card: Capital One doesn't spell out a procedure for upgrading to a better card when your credit improves. However, the issuer does say that if you pay on time for as little as six months, you may gain access to a higher credit line without having to deposit additional money.
Discover it® Secured Credit Card: You may be able to upgrade to an unsecured card when your credit improves.
WHICH IS BETTER?
The purpose of getting a secured card is to build your credit so you can move up to a better card, and both cards offer a path to that.
Other features
Capital One Platinum Secured Credit Card: You can choose your own payment due date. You get free access to your TransUnion VantageScore. As a Mastercard, it's widely accepted both in the U.S. and abroad.
Discover it® Secured Credit Card: The card waives the late fee on your first late payment. You get free access to your FICO score. Discover is widely accepted in the U.S., but considerably less so overseas.
WHICH IS BETTER?
Although you don't want to make a habit of paying late, the Discover it® Secured Credit Card lets the first instance slide, which is a nice favor to those still learning how to use credit responsibly. (The waived fee doesn't mean you can just blow off one payment, though. Payments more than 30 days late will affect your credit score.) If you're looking for a card to use outside the U.S., though, the Capital One offering is a better bet.
Which should you get?
Both cards are good products that can help you build or rebuild your credit. In general, though:
The Discover it® Secured Credit Card wins our nerdy hearts. With its outstanding rewards, it has long been our favorite secured credit card.
The Capital One Platinum Secured Credit Card can make it easier to get an account up and running with its lower minimum deposit for some applicants, the ability to make the deposit in installments and the access to a higher credit line after establishing a record of timely payments. If deposit requirements have been blocking you from getting a secured card in the past, consider this card.
Whether you want to pay less interest or earn more rewards, the right card's out there. Just answer a few questions and we'll narrow the search for you.