--- title: "NAPA Auto Parts vs O'Reilly Auto Parts: Which is searched more in United States?" description: "Which is more popular in search, NAPA Auto Parts or O'Reilly Auto Parts? Compare estimated monthly branded-search demand and Share of Search inside the Auto parts retailers set in United States. 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." canonical: "https://gobrandwave.com/demand/us/compare/napa-vs-oreilly-auto-parts" publisher: "Brandwave" --- # NAPA Auto Parts vs O'Reilly Auto Parts: Which is searched more in United States? Which is more popular in search, NAPA Auto Parts or O'Reilly Auto Parts? Compare estimated monthly branded-search demand and Share of Search inside the Auto parts retailers set in United States. 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. ## Key facts - **Compared**: NAPA Auto Parts and O'Reilly Auto Parts - **Competitive set**: Auto parts retailers - **Market**: United States - **Month measured**: Sep 2026 - **NAPA Auto Parts Share of Search**: 7.6% - **O'Reilly Auto Parts Share of Search**: 25.3% ## Which is more popular in search, NAPA Auto Parts or O'Reilly Auto Parts? - In September 2026, O'Reilly Auto Parts had more branded searches than NAPA Auto Parts among auto parts retailers in United States. O'Reilly Auto Parts was estimated to have 4.1M branded searches compared to NAPA Auto Parts’ 1.2M, and held a 25.3% Share of Search versus NAPA Auto Parts’ 7.6%. - O'Reilly Auto Parts was ahead of NAPA Auto Parts in every measured month of the 12 months ending September 2026. - Across the 12 months ending September 2026, NAPA Auto Parts’ estimated Share of Search among auto parts retailers in United States moved from 8.7% to 7.6%, and its estimated monthly branded searches moved from 1.5M to 1.2M. - Across the 12 months ending September 2026, O'Reilly Auto Parts’ estimated Share of Search among auto parts retailers in United States moved from 19.3% to 25.3%, and its estimated monthly branded searches moved from 3.4M to 4.1M. ## How did search popularity change for United States auto parts retailers in September 2026? - In September 2026, O'Reilly Auto Parts gained estimated Share of Search among auto parts retailers in United States, from 23% to 25.3%. - In September 2026, NAPA Auto Parts gained estimated Share of Search among auto parts retailers in United States, from 6.9% to 7.6%. ## Month by month | Month | NAPA Auto Parts estimated searches | NAPA Auto Parts Share of Search | NAPA Auto Parts rank | O'Reilly Auto Parts estimated searches | O'Reilly Auto Parts Share of Search | O'Reilly Auto Parts rank | | --- | --- | --- | --- | --- | --- | --- | | Oct 2025 | 1.5M | 8.7% | 4 | 3.4M | 19.3% | 3 | | Nov 2025 | 1.2M | 7.2% | 4 | 3.4M | 19.6% | 3 | | Dec 2025 | 1.2M | 7.2% | 4 | 3.4M | 19.6% | 3 | | Jan 2026 | 1.2M | 7.2% | 4 | 3.4M | 19.6% | 3 | | Feb 2026 | 1.2M | 8.2% | 4 | 3.4M | 22.7% | 2 | | Mar 2026 | 1.2M | 6.9% | 4 | 4.1M | 23% | 2 | | Apr 2026 | 1.2M | 7.6% | 4 | 4.1M | 25.3% | 2 | | May 2026 | 1.2M | 7.6% | 4 | 4.1M | 25.3% | 2 | | Jun 2026 | 1.2M | 7.6% | 4 | 4.1M | 25.3% | 2 | | Jul 2026 | 1.2M | 7.6% | 4 | 4.1M | 25.3% | 2 | | Aug 2026 | 1.2M | 6.9% | 4 | 4.1M | 23% | 2 | | Sep 2026 | 1.2M | 7.6% | 4 | 4.1M | 25.3% | 2 | ## How each brand is measured Brandwave collects information about searches that people make online using NAPA Auto Parts’ and O'Reilly Auto Parts’ 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. - **NAPA Auto Parts**: Measured on the search term “napa auto parts”. - **O'Reilly Auto Parts**: Measured on the search term “o'reilly auto parts”. - [NAPA Auto Parts profile](/demand/us/brands/napa) - [O'Reilly Auto Parts profile](/demand/us/brands/oreilly-auto-parts) - [All auto parts retailers in United States](/demand/us/categories/us-auto-parts-retailers): The set both shares are measured inside, 4 brands. ## Methodology - [How is branded search demand measured?](/demand/methodology): Where the figures come from, what they compare, and how they may be reused. ## Frequently asked questions ### Which is more popular in search, NAPA Auto Parts or O'Reilly Auto Parts? In September 2026, O'Reilly Auto Parts had more branded searches than NAPA Auto Parts among auto parts retailers in United States. O'Reilly Auto Parts was estimated to have 4.1M branded searches compared to NAPA Auto Parts’ 1.2M, and held a 25.3% Share of Search versus NAPA Auto Parts’ 7.6%. ## Cite this page Brandwave. "NAPA Auto Parts vs O'Reilly Auto Parts: Which is searched more in United States?". https://gobrandwave.com/demand/us/compare/napa-vs-oreilly-auto-parts This page is also available as HTML at https://gobrandwave.com/demand/us/compare/napa-vs-oreilly-auto-parts. Brandwave publishes an index of its Markdown pages at https://gobrandwave.com/llms.txt.