COSRX vs Round Lab:Which is searched more?
In September 2026, COSRX had more branded searches than Round Lab among korean skincare brands worldwide. COSRX was estimated to have 402K branded searches compared to Round Lab’s 92.5K, and held a 21.6% Share of Search versus Round Lab’s 5%. These are worldwide searches for English-language branded terms.
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Which is more popular in search, COSRX or Round Lab?
Compare brands that offer Korean facial skincare products. 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 COSRX, Round Lab. The figures are in the table below the chart.
View monthly share of search table
| Month | Beauty of Joseon | COSRX | SKIN1004 | Anua | Round Lab |
|---|---|---|---|---|---|
| Oct 2025 | 49.9% | 25.8% | 13.8% | 5.8% | 4.7% |
| Nov 2025 | 51.9% | 22.7% | 14.9% | 6.2% | 4.2% |
| Dec 2025 | 48% | 26.5% | 13.8% | 6.9% | 4.8% |
| Jan 2026 | 52.9% | 23.4% | 12.9% | 6.5% | 4.3% |
| Feb 2026 | 53.8% | 22.7% | 12.1% | 6.3% | 5.1% |
| Mar 2026 | 54.7% | 22.9% | 12.1% | 5.2% | 5.2% |
| Apr 2026 | 56.3% | 22% | 11.7% | 5% | 5% |
| May 2026 | 56.4% | 22.6% | 11.7% | 4.3% | 5% |
| Jun 2026 | 58.6% | 19.2% | 12% | 5% | 5.2% |
| Jul 2026 | 55.9% | 21.5% | 11.6% | 5% | 6% |
| Aug 2026 | 53.9% | 21.1% | 13.5% | 5.7% | 5.8% |
| Sep 2026 | 56% | 21.6% | 11.5% | 5.9% | 5% |
How has the COSRX and Round Lab comparison changed over the last 12 months?
3 findings
- COSRX was ahead of Round Lab in every measured month of the 12 months ending September 2026.
- Across the 12 months ending September 2026, COSRX’s estimated Share of Search among korean skincare brands worldwide moved from 25.8% to 21.6%, and its estimated monthly branded searches moved from 413K to 402K.
- Across the 12 months ending September 2026, Round Lab’s estimated Share of Search among korean skincare brands worldwide moved from 4.7% to 5%, and its estimated monthly branded searches moved from 75.4K to 92.5K.
How did search popularity change for korean skincare brands worldwide in September 2026?
1 change
In September 2026, Round Lab lost estimated Share of Search among korean skincare brands worldwide, from 5.8% to 5%.
Other head-to-heads among korean skincare brands
How each brand is measured
Brandwave collects information about searches that people make online using COSRX’s and Round Lab’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.
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