Citi Double Cash Card vs United Explorer Card: Which Card Wins for Your Spending?

Choosing between the Citi Double Cash Card (no annual fee) and the United Explorer Card ($150/yr) comes down to where you spend most. Both cards can deliver real value — let’s break it down, then run your numbers to find the winner.

Meet the Contenders

Citi Double Cash Card

Strongest in travel at 5%. Unlimited 2% cash back on all purchases. Earns a solid 2.0% on everything else.

Annual fee: None Sign-up bonus: $200 after $1,500 spend in 6 months Foreign fees: 3%

Perfect if: You want solid rewards without paying an annual fee.

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United Explorer Card

Strongest in travel at 2%. 2x miles on United purchases, dining, and hotel stays.

Annual fee: $150 Sign-up bonus: 70,000 miles after $3,000 spend in 3 months Foreign fees: 0%

Perfect if: You want a strong rewards rate with no spending caps to worry about.

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Head-to-Head Comparison

Feature Citi Double Cash Card United Explorer Card
Annual Fee $0 $150
Sign-Up Bonus $200 after $1,500 spend in 6 months 70,000 miles after $3,000 spend in 3 months
Foreign Transaction Fee 3% 0%
Base Reward Rate <strong>2.0%</strong> 1.0%
Travel Rewards <strong>5%</strong> 2%
Dining Rewards 2% 2%
Key Benefits Unlimited 2% cash back on all purchases. 2x miles on United purchases, dining, and hotel stays.

The Verdict

Citi Double Cash Card pulls ahead for travel, groceries, gas spending.

The $150/year fee difference means United Explorer Card needs to earn at least that much more in rewards to justify its cost.

Not sure which fits your life? Enter your spending below and we’ll do the math.

See Which Card Wins for YOU

Enter your typical monthly spending and we’ll show you exactly which card earns more — including fees and bonuses.