The Citi Double Cash edges out the Citi Diamond Preferred for most cardholders — it wins on 2 of 4 comparison categories and offers $2 signup bonus earns more (up to 5x vs 1x). The Citi Diamond Preferred is the better choice if you prioritize a different rewards ecosystem.
Citi Diamond Preferred vs Citi Double Cash
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.
- Citi Travel 5x
- All Other Purchases 2x
- AAdvantage
- AAdvantage
- Accor Live Limitless
- Accor Live Limitless
- Avianca LifeMiles
- +33 more
- AAdvantage
- AAdvantage
- Accor Live Limitless
- Accor Live Limitless
- Avianca LifeMiles
- +33 more
Quick summary
A short version of the comparison with the main differences at a glance.
The Citi Double Cash edges out the Citi Diamond Preferred for most cardholders — it wins on 2 of 4 comparison categories and offers $2 signup bonus earns more (up to 5x vs 1x). The Citi Diamond Preferred is the better choice if you prioritize a different rewards ecosystem. On raw upside, Citi Double Cash tops out at 5x versus 1x for Citi Diamond Preferred. Current signup bonus values are roughly $0 for Citi Diamond Preferred and $2 for Citi Double Cash. Updated May 28, 2026. Source: https://cardcurator.ai/compare/citi-diamond-preferred-vs-citi-double-cash
- Citi Double Cash wins 2 of 4 comparison categories in CardCurator's quick verdict model.
- Top earn rate: Citi Double Cash reaches 5x; Citi Diamond Preferred reaches 1x.
- Annual fee: Citi Double Cash is no annual fee; Citi Diamond Preferred is no annual fee.
- Current public bonus values are approximately $0 and $2.
Common Questions: Citi Diamond Preferred vs Citi Double Cash
Is the Citi Diamond Preferred or Citi Double Cash 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. Citi Double Cash offers $2 signup bonus (spend $1,500 in 6 months). Citi Double Cash has the larger bonus.
Which card is better for international travel?
Both cards charge foreign transaction fees (Citi Diamond Preferred: 3%, Citi Double Cash: 3%). Consider a no-foreign-fee card for international travel.
Can I hold both the Citi Diamond Preferred and the Citi Double Cash?
In most cases yes — holding both is allowed and can be a smart strategy for maximizing rewards across different spending categories. Both cards are from Citi, so check their specific application rules.