Capital One QuicksilverOne vs Delta SkyMiles® Platinum
Side-by-side comparison
| Capital One QuicksilverOne | Delta SkyMiles® Platinum | |
|---|---|---|
| Annual fee | $39 | $350 |
| Welcome offer | No current offer | |
| Dining | 1.5x | 2x |
| Groceries | 1.5x | 2x |
| Gas | 1.5x | 1x |
| Travel | 1.5x | 1x |
| Streaming | 1.5x | 1x |
| Everything else | 1.5x | 1x |
| Est. yearly rewards* | $437 | $382 |
| Points type | Pools with Capital One → transferable | Locked to Delta SkyMiles |
| Network | Mastercard | Amex |
*Estimated yearly rewards on typical household spending, every point valued at a flat 1 cent. Verified June 2026. See your own numbers in the calculator.
The verdict
On a typical year of household spending, the Capital One QuicksilverOne earns about $437 a year in rewards and the Delta SkyMiles® Platinum about $382, valuing every point at a flat 1 cent. The Capital One QuicksilverOne charges $39, which you clear through its rewards and perks. The Delta SkyMiles® Platinum charges $350, which you clear through its rewards and perks. Counting rewards, fees, and any credits, the Capital One QuicksilverOne delivers more total value, about $367 a year more for a typical spender, mostly because it earns more where you spend most, on everything else and gas. The bigger difference is the ceiling: the Capital One QuicksilverOne earns points you can move to travel partners for outsized value, while the Delta SkyMiles® Platinum stays locked to a single airline or hotel program. Favor the Capital One QuicksilverOne if you will use travel transfers, the Delta SkyMiles® Platinum if you want simplicity. On the sign-up bonus, the Delta SkyMiles® Platinum currently has the larger welcome offer (a limited-time offer above its usual amount, so treat it as a one-time boost). A welcome bonus is a one-time event, so weigh it apart from the ongoing rewards.
Pick the Capital One QuicksilverOne if your spending leans toward gas, travel, streaming. Pick the Delta SkyMiles® Platinum if your spending leans toward dining, groceries.