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CardCurator — Rewards Intelligence
Card Comparison

Chase Ink Business Unlimited vs Delta SkyMiles Platinum Business Card

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

Chase Ink Business Unlimited card art
Chase Ultimate Rewards
Chase Ink Business Unlimited
Chase
More Info
Delta SkyMiles Platinum Business Card card art
Delta SkyMiles
Delta SkyMiles Platinum Business Card
American Express
More Info
Annual Fee
No annual fee
$350/yr
Foreign Fees
None
None
Signup Bonus
75,000 points
Spend $6,000 in 3 months
100,000 points
Spend $8,000 in 6 months
Top Earn Rates
  • All Purchases 1.5x
  • Delta Purchases 3x
  • Large Purchases 3x
  • Advertising 2x
Reward Type
miles
miles
Key Credits
  • Instacart Business $20
  • In-Flight Purchases Credit $100
  • CLEAR Plus Credit $189
  • Uber One Membership $10
Card Perks
None listed
  • First Checked Bag Free
  • Priority Boarding
  • Companion Certificate
  • +1 more
Transfer Partners
  • Virgin Atlantic Flying Club
  • Aer Lingus AerClub
  • Air Canada Aeroplan
  • British Airways Executive Club
  • Flying Blue
  • +9 more
No transfer partners
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Common Questions: Chase Ink Business Unlimited vs Delta SkyMiles Platinum Business Card

Is the Chase Ink Business Unlimited or Delta SkyMiles Platinum Business Card better for dining?

Neither card offers a specific dining bonus — both earn their base rate on restaurant purchases.

Which has the higher signup bonus in 2026?

Chase Ink Business Unlimited currently offers 75,000 pts signup bonus (spend $6,000 in 3 months). Delta SkyMiles Platinum Business Card offers 100,000 pts signup bonus (spend $8,000 in 6 months). Chase Ink Business Unlimited 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 Chase Ink Business Unlimited and the Delta SkyMiles Platinum Business Card?

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