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.
Unlimited 2% cash back on all purchases. Earns a solid 2.0% on everything else.
Perfect if: You're comfortable booking through the issuer's own site for the best rate.
Apply NowStrongest in dining at 2%. 2x miles on United purchases, dining, and hotel stays.
Perfect if: You want a strong rewards rate with no spending caps to worry about.
Apply Now| Feature | Citi Double Cash Card | United Explorer Card |
|---|---|---|
| Annual Fee | $0 | $150 |
| Sign-Up Bonus | $200 after $1,500 spend in 6 months | 50,000 miles after $3,000 spend in 3 months |
| Foreign Transaction Fee | 3% | 0% |
| Base Reward Rate | 2.0% | 1.0% |
| Dining Rewards | 2% | 2% |
| Rates with conditions not counted in the rows above |
5% through Citi Travel Earns 5% only on hotels, car rentals and attractions booked through Citi Travel, Citi's own booking site. Travel booked anywhere else earns the flat 2%. |
2% on United and hotels Earns 2% only on United purchases and hotel stays. Flights on other airlines, car rentals and cruises earn 1%. |
| Key Benefits | Unlimited 2% cash back on all purchases. | 2x miles on United purchases, dining, and hotel stays. |
Citi Double Cash Card pulls ahead for travel, groceries, gas spending.
The $150/year fee difference means United Explorer Card needs to earn about that much more in rewards to justify its cost.
United Explorer Card carries $600/year in credits (mostly tied to specific merchants or bookings). Those only count if you’d actually use them. Worth checking against your own habits before treating them as a discount on the fee.
Not sure which fits your life? Enter your spending below and we’ll do the math. The calculator ranks purely on rewards minus the full annual fee, so credits and perks are yours to judge.
Enter your typical monthly spending and we’ll show you exactly which card earns more, including fees and bonuses.