Capital One vs Mastercard:Which is searched more in United States?
In September 2026, Capital One had more branded searches than Mastercard among credit cards in United States. Capital One was estimated to have 9.1M branded searches compared to Mastercard’s 9.9K, and held a 69% Share of Search versus Mastercard’s 0.07%.
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Which is more popular in search, Capital One or Mastercard?
Compare the credit cards operators run on. Branded searches tell you how often people look for a brand by name or related terms. Comparing these searches across competitors helps you see how popular each brand is over time.
Share of Search by month for Capital One, Mastercard. The figures are in the table below the chart.
View monthly share of search table
| Month | Capital One | American Express | Discover | Visa | Barclaycard | Mastercard |
|---|---|---|---|---|---|---|
| Oct 2025 | 67.1% | 24.6% | 7.3% | 0.5% | 0.36% | 0.13% |
| Nov 2025 | 67.1% | 24.6% | 7.3% | 0.5% | 0.36% | 0.09% |
| Dec 2025 | 67.1% | 24.6% | 7.3% | 0.54% | 0.36% | 0.09% |
| Jan 2026 | 67% | 24.6% | 7.3% | 0.64% | 0.36% | 0.13% |
| Feb 2026 | 67.2% | 24.6% | 7.4% | 0.46% | 0.3% | 0.09% |
| Mar 2026 | 66.5% | 24.4% | 8.2% | 0.44% | 0.36% | 0.11% |
| Apr 2026 | 66.6% | 24.4% | 8.2% | 0.4% | 0.36% | 0.11% |
| May 2026 | 66.6% | 24.4% | 8.2% | 0.4% | 0.3% | 0.09% |
| Jun 2026 | 67.2% | 24.6% | 7.3% | 0.44% | 0.3% | 0.11% |
| Jul 2026 | 67.2% | 24.6% | 7.4% | 0.41% | 0.24% | 0.11% |
| Aug 2026 | 68.2% | 25% | 6.1% | 0.37% | 0.25% | 0.09% |
| Sep 2026 | 69% | 25.3% | 5% | 0.37% | 0.25% | 0.07% |
How has the Capital One and Mastercard comparison changed over the last 12 months?
3 findings
- Capital One was ahead of Mastercard in every measured month of the 12 months ending September 2026.
- Across the 12 months ending September 2026, Capital One’s estimated Share of Search among credit cards in United States moved from 67.1% to 69%, and its estimated monthly branded searches held steady at 9.1M.
- Across the 12 months ending September 2026, Mastercard’s estimated Share of Search among credit cards in United States moved from 0.13% to 0.07%, and its estimated monthly branded searches moved from 18.1K to 9.9K.
How did search popularity change for United States credit cards in September 2026?
2 changes
In September 2026, Capital One gained estimated Share of Search among credit cards in United States, from 68.2% to 69%.
Estimated monthly branded searches for Mastercard in United States fell 45.3% over 12 measured months, from 18.1K to 9.9K in September 2026.
Other head-to-heads among credit cards
How each brand is measured
Brandwave collects information about searches that people make online using Capital One’s and Mastercard’s names. When viewed over time, estimated search volumes for these branded terms can be used to understand whether interest in the brands is growing, holding steady, or fading.
Capital One
1 branded search term
- capital one
Mastercard
1 branded search term
- mastercard credit card
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