The United Quest edges out the Delta SkyMiles Platinum Business Card for most cardholders — it wins on 2 of 4 comparison categories and offers 100,000 pts signup bonus earns more (up to 5x vs 3x). The Delta SkyMiles Platinum Business Card is the better choice if you prioritize a different rewards ecosystem.
Delta SkyMiles Platinum Business Card vs United Quest
Side-by-side comparison of fees, rewards, benefits, and transfer partners.
Comparison Method
CardCurator compares measurable differences first: annual fee, current welcome offer, top-end earning, and recurring credits. If the cards are close, the right answer depends on spending pattern and perk usage rather than headline prestige.
- Delta Purchases 3x
- Large Purchases 3x
- Advertising 2x
- Prepaid Hotel Stays (Renowned Hotels) 5x
- United Flights 4x
- Other Travel 2x
- 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
- 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
Quick summary
A short version of the comparison with the main differences at a glance.
The United Quest edges out the Delta SkyMiles Platinum Business Card for most cardholders — it wins on 2 of 4 comparison categories and offers 100,000 pts signup bonus earns more (up to 5x vs 3x). The Delta SkyMiles Platinum Business Card is the better choice if you prioritize a different rewards ecosystem. On raw upside, United Quest tops out at 5x versus 3x for Delta SkyMiles Platinum Business Card. Current signup bonus values are roughly $1200 for Delta SkyMiles Platinum Business Card and $1000 for United Quest. Updated May 30, 2026. Source: https://cardcurator.ai/compare/delta-skymiles-platinum-business-card-vs-united-quest
- United Quest wins 2 of 4 comparison categories in CardCurator's quick verdict model.
- Top earn rate: United Quest reaches 5x; Delta SkyMiles Platinum Business Card reaches 3x.
- Annual fee: United Quest is $350/yr; Delta SkyMiles Platinum Business Card is $350/yr.
- Current public bonus values are approximately $1200 and $1000.
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 100,000 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.