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Travel credit cards: Delta SkyMiles Reserve American Express Card vs. United Club Infinite Card

Quick Verdict

Both the Delta SkyMiles Reserve American Express Card and the United Club Infinite Card cater to frequent flyers of their respective airlines. The Delta card emphasizes Delta-specific perks, while the United card provides broader lounge access and potentially higher earning rates on United purchases. The choice depends on airline preference and spending habits.

Key features – Side-by-Side

AttributeDelta SkyMiles Reserve American Express CardUnited Club Infinite Card
Annual Fee$650$695
Welcome Bonus OfferEarn 70,000 bonus miles after spending $5,000 in eligible purchases within the first 6 months. Some reports mention potential offers up to 100,000 miles.Earn 80,000 bonus miles after spending $5,000 on purchases in the first 3 months. Some sources mention limited-time offers up to 90,000 or even 120,000 miles with varying spending requirements.
Earning Rate on Delta/United Purchases3 miles per dollar spent on eligible purchases made directly with Delta4 miles per dollar on United purchases. Cardholders may earn 9 miles per dollar on United flights, which includes 5 miles as a MileagePlus member and 4 miles from the card.
Earning Rate on Other Purchases1 mile per dollar spent on all other eligible purchases5 miles per dollar on stays purchased through Renowned Hotels and Resorts, 2 miles per dollar on dining and all other travel, 1 mile per dollar on all other purchases.
Delta/United Lounge Access15 visits per Medallion Year to Delta Sky Clubs when flying Delta. Unlimited access is unlocked after spending $75,000 in purchases on the card during a calendar year. Also includes access to The Centurion Lounge when booking a Delta flight with the Reserve Card. Four one-time guest passes are provided each Medallion Year.Provides United Club membership, granting access to United Club lounges and participating Star Alliance lounges worldwide. Amenities generally include bar service, light snacks, and Wi-Fi.
Free Checked BagsFirst checked bag free for the cardholder and up to eight companions on the same reservation.The primary cardmember and one companion traveling on the same reservation get their first and second checked bags free on United-operated flights.
Priority BoardingZone 5 priority boarding on Delta flights for the cardholder and up to eight companions on the same reservation.Includes Premier Access travel services, offering priority check-in, security screening (where available), boarding, and baggage handling.
TSA PreCheck/Global Entry CreditA statement credit is available every 4 years for the Global Entry application fee ($120) or every 4.5 years for the TSA PreCheck application fee (up to $85).Statement credit of up to $120 every four years for Global Entry, TSA PreCheck, or NEXUS application fees.
Statement CreditsUp to $200 annual Delta Stays statement credit; Up to $240 annual Resy credit ($20 per month); Up to $120 annual rideshare credit ($10 per month); Up to $9.99 monthly statement credit for Uber One monthly membership through 6/25/2026.Up to $200 annually for bookings with Renowned Hotels and Resorts, Up to $150 annually on rideshare purchases (enrollment required), Up to $240 annually in Instacart credits (terms apply, benefits end 12/31/27), Up to $200 annually on JSX flights, Up to $100 annually in United TravelBank cash for Avis or Budget car rentals booked through cars.united.com.
Travel Insurance BenefitsIncludes trip cancellation and interruption insurance, trip delay insurance, car rental loss and damage insurance, and baggage insurance.Includes benefits like car rental damage insurance and trip cancellation/interruption insurance.
Foreign Transaction FeesNo foreign transaction fees.None
Redemption OptionsRedeem miles for flights, upgrades, experiences, and merchandise. Cardholders save 15% when using miles to book Award Travel on Delta flights through delta.com and the Fly Delta app.Miles can be redeemed for flights, hotels, merchandise, and more. Cardholders can redeem miles toward the annual fee at a fixed ratio.

Overall Comparison

Delta SkyMiles Reserve: $650 annual fee, 70,000 miles welcome bonus. United Club Infinite: $695 annual fee, 80,000 miles welcome bonus.

Pros and Cons

Delta SkyMiles Reserve American Express Card

Pros:
  • Generous welcome bonus can offset the annual fee in the first year
  • High earning rate on Delta purchases (3 miles per dollar)
  • Access to Delta Sky Clubs and Centurion Lounges
  • Free checked bags for the cardholder and up to eight companions
  • Priority boarding on Delta flights
  • TSA PreCheck/Global Entry credit
  • Various statement credits (Delta Stays, Resy, rideshare, Uber One)
  • Travel insurance benefits
  • No foreign transaction fees
  • 15% discount when using miles to book Award Travel on Delta flights
Cons:
  • High annual fee ($650)
  • Statement credits require enrollment and have specific terms
  • Redeeming miles for long-haul or premium bookings can be challenging due to Delta's dynamic pricing
  • Unlimited Delta Lounge Access requires spending $75,000 in purchases on the card during a calendar year

United Club Infinite Card

Pros:
  • United Club and Star Alliance lounge access
  • Free checked bags on United flights
  • Priority boarding
  • TSA PreCheck/Global Entry credit
  • Various statement credits
  • Travel insurance benefits
  • No foreign transaction fees
Cons:
  • High annual fee

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