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Capital One Quicksilver Secured vs United Explorer: Which Is Better In 2026?
July 1, 2025

Editor's Picks
- Capital One Quicksilver Secured Cash Rewards Credit Card: This card is ideal for building credit while earning a flat 1.5% cash back on everyday purchases.
- United℠ Explorer Card: This card is best for frequent United Airlines flyers looking to earn miles and enjoy travel perks like a free checked bag and priority boarding.
Capital One Quicksilver Secured Cash Rewards Breakdown
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Why We Like It
Here’s a closer look at why we recommend this secured card.
- It's an excellent tool for building or rebuilding credit while still earning valuable cash back rewards on every purchase.
- The Capital One Quicksilver Secured Cash Rewards Credit Card (See Rates & Fees) offers a clear pathway to a stronger credit profile, with automatic account reviews and the potential to graduate to an unsecured card.
Pros
- Earn cash back rewards on every purchase, a standout feature for a card designed to help build or rebuild credit.
- Capital One automatically reviews your account for credit line increases and a potential upgrade to an unsecured card, rewarding responsible use over time.
- You can see if you’re preapproved with a soft inquiry, which won’t hurt your credit score.
Cons
- A security deposit is required to open the account.
- Carrying a balance can be expensive due to a high interest rate.
- Approval isn't guaranteed, and graduating to an unsecured card may take time.
United Explorer Breakdown
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Why We Like It
This section breaks down why we like the United℠ Explorer Card.
- It comes packed with practical travel perks like priority boarding and free checked bags that make flying with United more convenient.
- The card includes valuable travel and purchase protections, offering peace of mind with primary rental car coverage and coverage for trip delays.
- Cardholders get access to exclusive benefits, including passes to the United Club℠ and a statement credit for Global Entry or TSA PreCheck®.
Pros
- Enjoy a free first checked bag for you and a companion, plus priority boarding on United flights.
- Receive complimentary United Club℠ passes each year and a statement credit for an airport security program like Global Entry or TSA PreCheck®.
- Includes valuable travel insurance like primary rental car coverage and has no foreign transaction fees for international purchases.
Cons
- Its benefits are most valuable for frequent United Airlines flyers, offering less appeal to those who aren't loyal to the airline.
- Carries an annual fee after the first year, and some perks like lounge access are limited compared to premium travel cards.
- Earning rates on general purchases are less competitive, and some key benefits come with usage restrictions.
United Explorer vs Capital One Quicksilver Secured Cash Rewards
Categories
Deciding which is better, Capital One Quicksilver Secured or United Explorer, comes down to your personal financial situation and goals.
- Capital One Quicksilver Secured Cash Rewards Credit Card - This card is best for individuals who are building or rebuilding their credit. It offers a path to establish a positive credit history while earning rewards on purchases.
- United℠ Explorer Card - This card is ideal for frequent travelers, particularly those who often fly with United Airlines. It provides various airline-specific perks to improve the travel experience.
Redemption
Capital One Quicksilver Secured Cash Rewards Credit Card: Rewards are earned as cash back, which can be redeemed in flexible ways, such as a statement credit or a check.
United℠ Explorer Card: Cardholders earn miles that can be redeemed for flights with United and its partner airlines, as well as for other travel-related purchases like seat upgrades.
Compare Top Rated Credit Cards with Kudos
To find the best card for your specific spending habits, a tool like Kudos can help you compare thousands of options based on your actual spending.
- Test drive a credit card: Before you apply, you can simulate potential earnings from different cards using your real spending data. This process does not require a hard credit pull or affect your credit score.
- Welcome offer guarantee: If you find a better welcome offer within three months of getting a card through the platform, Kudos will match it.
- Approval odds analysis: Get insights into your chances of being approved for a card based on your credit report.
- Kudos Boost: Earn additional rewards on top of your regular credit card rewards when shopping online at your favorite stores.
Who Should Choose the Capital One Quicksilver Secured Cash Rewards?
The Capital One Quicksilver Secured Cash Rewards Credit Card is an excellent choice for individuals looking to build or rebuild credit. It's particularly well-suited for those who don't want to sacrifice earning rewards while improving their credit score, as it offers a flat 1.5% cash back on all purchases. The ideal cardholder is someone who plans to pay their balance in full each month to avoid the card's high variable APR, making the most of its credit-building and rewards-earning potential.
Who Should Choose the United Explorer?
The United℠ Explorer Card is an excellent choice for frequent United flyers who travel with the airline at least a few times per year. It's also ideal for travelers who value perks like expedited security screening, with an up to $120 statement credit for Global Entry, NEXUS, or TSA PreCheck®, and occasional lounge access with two annual United Club℠ passes. Ultimately, even budget-conscious travelers can find significant value if they can leverage the card's benefits, like the free first checked bag, to easily offset the annual fee after the first year.
Alternatives to Consider
The Capital One Quicksilver Secured vs United Explorer comparison pits a cash-back card for building credit against a travel rewards card. If neither the Capital One Quicksilver Secured Cash Rewards Card nor the United Explorer Card is the right choice for you, several other options are worth considering.
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Terms apply to American Express benefits and offers. Enrollment may be required for select American Express benefits and offers. Visit americanexpress.com to learn more. Eligibility and Benefit level varies by Card. Terms, Conditions, and Limitations Apply. Please visit americanexpress.com/benefitsguide for more details. Underwritten by Amex Assurance Company.
Tips for Application Success
Before You Apply
- Check your credit - Know your score and the general credit range required for approval, as most travel cards require good to excellent credit.
- Plan your spending - Ensure you can naturally meet any minimum spend requirement for a welcome offer without forcing purchases.
- Review the benefits - Make sure the card’s rewards and perks align with your spending habits and goals.
Application Strategy
- Look for preapproval tools - Many issuers let you check for offers with no impact to your credit score.
- Know the issuer's rules - Some banks have unwritten rules about how many cards you can open in a certain period.
- Time your application - Apply right before a large, planned purchase to help meet the minimum spend for a welcome offer.
Our Methodology
We evaluate nearly 3,000 credit cards across the U.S. market — far more than the ~150 cards commonly featured on sites that focus only on products tied to affiliate commissions. Our goal is to provide a comprehensive, unbiased view of the credit card landscape so you can make confident, data-driven decisions.
Our editorial team combines deep industry experience with rigorous verification standards. While our experts surface the most relevant recommendations in our guides, you can also explore the full dataset yourself through our card explorer tool, which includes thousands of cards — more than 95% of which do not provide us with commissions.
Frequently Asked Questions
What credit score do I need for the Capital One Quicksilver Secured and United Explorer cards?
The Capital One Quicksilver Secured is designed for those building or rebuilding credit, making it accessible to a wider range of scores. The United℠ Explorer Card generally requires a good to excellent credit score for approval.
Which card is better for frequent United Airlines flyers?
The United℠ Explorer Card is specifically designed for United flyers, offering benefits like free checked bags and priority boarding on United flights. The Quicksilver Secured offers general cash back rewards, not airline-specific perks.
Can I earn travel rewards with the Capital One Quicksilver Secured card?
The Capital One Quicksilver Secured card earns a flat rate of cash back on all purchases. While you can use this cash back to pay for travel expenses, it does not earn airline miles or points directly.
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Editorial Disclosure: Opinions expressed here are those of Kudos alone, not those of any bank, credit card issuer, hotel, airline, or other entity. This content has not been reviewed, approved or otherwise endorsed by any of the entities included within the post.













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