--- title: "COSRX vs Sun Bum: Which is more popular?" description: "Is COSRX or Sun Bum more popular in search? Compare estimated monthly branded-search demand and Share of Search inside the Sunscreen brands set worldwide. 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/global-en/compare/cosrx-vs-sun-bum" publisher: "Brandwave" --- # COSRX vs Sun Bum: Which is more popular? Is COSRX or Sun Bum more popular in search? Compare estimated monthly branded-search demand and Share of Search inside the Sunscreen brands set worldwide. 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**: COSRX and Sun Bum - **Competitive set**: Sunscreen brands - **Market**: Global - **Month measured**: Oct 2026 - **COSRX Share of Search**: 1.2% - **Sun Bum Share of Search**: 0.94% ## Is COSRX or Sun Bum more popular in search? - In October 2026, COSRX had more branded searches than Sun Bum among sunscreen brands worldwide. COSRX had about 29,500 branded searches, while Sun Bum had 22,500. COSRX made up 1.2% of all sunscreen brand searches we track, and Sun Bum accounted for 0.94%. - The lead changed hands 2 times in the 12 months ending October 2026: Sun Bum took it in December 2025, COSRX took it in August 2026. - Across the 12 months ending October 2026, COSRX’s share of searches among sunscreen brands worldwide held steady at 1.2%, and its estimated monthly branded searches moved from 20.5K to 29.5K. - Across the 12 months ending October 2026, Sun Bum’s share of searches among sunscreen brands worldwide moved from 1.1% to 0.94%, and its estimated monthly branded searches moved from 18.2K to 22.5K. ## Top sunscreen brands in ChatGPT and Google AI Overviews In three ChatGPT questions and one Google AI Overview, neither COSRX nor Sun Bum showed up in any of the four answers. Brands get a higher AI rank if they are mentioned earlier in the answers that list options. | Brand | AI rank | ChatGPT answers that named it | Google AI Overviews that named it | All answers that named it | | --- | --- | --- | --- | --- | | La Roche-Posay | 1st | 3 of 3 | 1 of 1 | 4 of 4 | | Neutrogena | 2nd | 2 of 3 | 1 of 1 | 3 of 4 | | EltaMD | 3rd | 2 of 3 | 0 of 1 | 2 of 4 | | CeraVe | 4th | 3 of 3 | 0 of 1 | 3 of 4 | | Blue Lizard | 5th | 2 of 3 | 1 of 1 | 3 of 4 | | Beauty of Joseon | 6th | 1 of 3 | 0 of 1 | 1 of 4 | | Supergoop! | 7th | 1 of 3 | 0 of 1 | 1 of 4 | | Ultra Violette | Not ranked | 0 of 3 | 0 of 1 | 0 of 4 | | Nivea | Not ranked | 0 of 3 | 0 of 1 | 0 of 4 | | Banana Boat | Not ranked | 0 of 3 | 0 of 1 | 0 of 4 | | Eucerin | Not ranked | 0 of 3 | 0 of 1 | 0 of 4 | | Naked Sundays | Not ranked | 0 of 3 | 0 of 1 | 0 of 4 | | COSRX | Not ranked | 0 of 3 | 0 of 1 | 0 of 4 | | Sun Bum | Not ranked | 0 of 3 | 0 of 1 | 0 of 4 | | Bondi Sands | Not ranked | 0 of 3 | 0 of 1 | 0 of 4 | | Aveeno | Not ranked | 0 of 3 | 0 of 1 | 0 of 4 | | Vacation | Not ranked | 0 of 3 | 0 of 1 | 0 of 4 | | COOLA | Not ranked | 0 of 3 | 0 of 1 | 0 of 4 | | Thinkbaby | Not ranked | 0 of 3 | 0 of 1 | 0 of 4 | | Childs Farm | Not ranked | 0 of 3 | 0 of 1 | 0 of 4 | ## Every AI answer about sunscreen brands - Asked ChatGPT "Which sunscreen brand should I buy?": 1. La Roche-Posay, 2. CeraVe, 3. Blue Lizard - Asked ChatGPT "What are the best sunscreen brands?": 1. La Roche-Posay, 2. EltaMD, 3. Neutrogena, 4. Beauty of Joseon, 5. Supergoop!, 6. Blue Lizard, 7. CeraVe - Asked ChatGPT "What's the best sunscreen brand for daily sun protection?": 1. La Roche-Posay, 2. EltaMD, 3. CeraVe, 4. Neutrogena - Searched Google, AI Overview "best sunscreen": 1. La Roche-Posay, 2. Neutrogena, 3. Blue Lizard Not named in any answer: Ultra Violette, Nivea, Banana Boat, Eucerin, Naked Sundays, COSRX, Sun Bum, Bondi Sands, Aveeno, Vacation, COOLA, Thinkbaby and Childs Farm. Brands are listed in the order each answer named them. The answers were collected in the United States on October 21, 2026. ## How did search popularity change for sunscreen brands worldwide in October 2026? - Sun Bum’s share of searches among sunscreen brands worldwide has lost ground for 3 months in a row, from 2% to 0.94% in October 2026. - Estimated monthly branded searches for COSRX worldwide rose 43.9% over 12 measured months, from 20.5K to 29.5K in October 2026. ## How has branded search for COSRX and Sun Bum changed worldwide over the last 12 months? | Month | COSRX estimated searches | COSRX Share of Search | COSRX rank | Sun Bum estimated searches | Sun Bum Share of Search | Sun Bum rank | | --- | --- | --- | --- | --- | --- | --- | | Nov 2025 | 20.5K | 1.2% | 12 | 18.2K | 1.1% | 13 | | Dec 2025 | 20.5K | 1.2% | 13 | 27.2K | 1.6% | 12 | | Jan 2026 | 25.1K | 1.3% | 13 | 27.3K | 1.4% | 12 | | Feb 2026 | 25.8K | 1.4% | 13 | 27.2K | 1.5% | 11 | | Mar 2026 | 32.5K | 1.2% | 14 | 60.9K | 2.3% | 11 | | Apr 2026 | 39.7K | 1.3% | 14 | 60.8K | 2% | 11 | | May 2026 | 47.1K | 1.3% | 14 | 60.9K | 1.7% | 12 | | Jun 2026 | 38.5K | 1.1% | 15 | 90.8K | 2.5% | 12 | | Jul 2026 | 31.5K | 1% | 15 | 60.8K | 2% | 12 | | Aug 2026 | 36.7K | 1.4% | 13 | 33.4K | 1.3% | 14 | | Sep 2026 | 29.5K | 1.3% | 12 | 22.4K | 0.99% | 14 | | Oct 2026 | 29.5K | 1.2% | 12 | 22.5K | 0.94% | 13 | ## How are COSRX’s and Sun Bum’s branded searches counted? Brandwave collects information about searches that people make online using COSRX’s and Sun Bum’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. - **COSRX**: Measured on the search terms “cosrx spf” and “cosrx sunscreen”, summed into one figure. - **Sun Bum**: Measured on the search terms “sun bum spf”, “sun bum sun cream” and “sun bum sunscreen”, summed into one figure. - [COSRX profile](/demand/global-en/brands/cosrx) - [Sun Bum profile](/demand/global-en/brands/sun-bum) - [All sunscreen brands worldwide](/demand/global-en/categories/sunscreen-brands): The set both shares are measured inside, 20 brands. ## Methodology - [How is the Brand Demand Index measured?](/demand/methodology): Where the figures come from, what they compare, and how they may be reused. ## Frequently asked questions ### Is COSRX or Sun Bum more popular in search? In October 2026, COSRX had more branded searches than Sun Bum among sunscreen brands worldwide. COSRX had about 29,500 branded searches, while Sun Bum had 22,500. COSRX made up 1.2% of all sunscreen brand searches we track, and Sun Bum accounted for 0.94%. ## Cite this page Brandwave. "COSRX vs Sun Bum: Which is more popular?". https://gobrandwave.com/demand/global-en/compare/cosrx-vs-sun-bum This page is also available as HTML at https://gobrandwave.com/demand/global-en/compare/cosrx-vs-sun-bum. Brandwave publishes an index of its Markdown pages at https://gobrandwave.com/llms.txt.