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CardCurator — Rewards Intelligence
Card Comparison

Delta SkyMiles Platinum Business Card vs United Quest

Side-by-side comparison of fees, rewards, benefits, and transfer partners.

Delta SkyMiles Platinum Business Card card art
Delta SkyMiles
Delta SkyMiles Platinum Business Card
American Express
More Info
United Quest card art
United MileagePlus
United Quest
Chase
More Info
Annual Fee
$350/yr
$350/yr
Foreign Fees
None
None
Signup Bonus
100,000 points
Spend $8,000 in 6 months
70,000 points
Spend $4,000 in 3 months
Top Earn Rates
  • Delta Purchases 3x
  • Large Purchases 3x
  • Advertising 2x
  • Prepaid Hotel Stays (Renowned Hotels) 5x
  • United Flights 3x
  • Other Travel 2x
Reward Type
miles
miles
Key Credits
  • In-Flight Purchases Credit $100
  • CLEAR Plus Credit $189
  • Uber One Membership $10
  • United Travel Credit $200
  • Statement Credit $150
  • Statement Credit $100
  • +3 more
Card Perks
  • First Checked Bag Free
  • Priority Boarding
  • Companion Certificate
  • +1 more
  • Free First and Second Checked Bags
  • Priority Boarding
  • 25% Back on United Inflight Purchases
  • +1 more
Transfer Partners
No transfer partners
No transfer partners
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Common Questions: Delta SkyMiles Platinum Business Card vs United Quest

Is the Delta SkyMiles Platinum Business Card or United Quest better for dining?

Delta SkyMiles Platinum Business Card has no dining bonus; United Quest earns 2x on dining.

Which has the higher signup bonus in 2026?

Delta SkyMiles Platinum Business Card currently offers 100,000 pts signup bonus (spend $8,000 in 6 months). United Quest offers 70,000 pts signup bonus (spend $4,000 in 3 months). Delta SkyMiles Platinum Business Card has the larger bonus.

Which card is better for international travel?

Both cards charge no foreign transaction fees, making either a solid choice for international travel.

Can I hold both the Delta SkyMiles Platinum Business Card and the United Quest?

In most cases yes — holding both is allowed and can be a smart strategy for maximizing rewards across different spending categories. Delta SkyMiles Platinum Business Card is from American Express and United Quest is from Chase, so they're governed by separate bank policies.