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CardCurator — Rewards Intelligence
Card Comparison

Citi Diamond Preferred vs TD Double Up Credit Card

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

Citi Diamond Preferred card art
Citi ThankYou Points
Citi Diamond Preferred
Citi
More Info
TD Double Up Credit Card card art
TD Bank Cash Back
TD Double Up Credit Card
TD Bank
More Info
Annual Fee
No annual fee
No annual fee
Foreign Fees
3%
3%
Signup Bonus
None
200 points
Spend $1,500 in 3 months
Top Earn Rates
1x base rate
  • All Purchases 2x
Reward Type
cashback
cashback
Key Credits
None
None
Transfer Partners
  • AAdvantage
  • AAdvantage
  • Aeromexico Club Premier
  • Aeromexico Club Premier
  • Accor Live Limitless
  • +35 more
Cash back only
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Common Questions: Citi Diamond Preferred vs TD Double Up Credit Card

Is the Citi Diamond Preferred or TD Double Up Credit 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?

Citi Diamond Preferred currently offers no current bonus. TD Double Up Credit Card offers 200 pts signup bonus (spend $1,500 in 3 months). TD Double Up Credit Card has the larger bonus.

Which card is better for international travel?

Both cards charge foreign transaction fees (Citi Diamond Preferred: 3%, TD Double Up Credit Card: 3%). Consider a no-foreign-fee card for international travel.

Can I hold both the Citi Diamond Preferred and the TD Double Up Credit Card?

In most cases yes — holding both is allowed and can be a smart strategy for maximizing rewards across different spending categories. Citi Diamond Preferred is from Citi and TD Double Up Credit Card is from TD Bank, so they're governed by separate bank policies.