DEVI vs Watts:Which is more popular by branded search?
In August 2026, Watts had more branded searches than DEVI among underfloor heating worldwide. Watts was estimated to have 590 branded searches compared to DEVI’s 90, and held a 4.6% Share of Search versus DEVI’s 0.7%. These are worldwide searches for English-language branded terms.
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Which is more popular in search, DEVI or Watts?
Compare the underfloor heating people buy. 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 Watts, DEVI. The figures are in the table below the chart.
View monthly share of search table
| Month | Heatmat | Watts | Warmup | DEVI | Raychem | Uponor |
|---|---|---|---|---|---|---|
| Oct 2025 | 92.8% | 4.5% | 1.1% | 0.87% | 0.36% | 0.36% |
| Nov 2025 | 94.2% | 3.7% | 0.89% | 0.72% | 0.17% | 0.3% |
| Dec 2025 | 96.5% | 2.1% | 0.61% | 0.39% | 0.18% | 0.18% |
| Jan 2026 | 96% | 2.5% | 0.74% | 0.39% | 0.18% | 0.18% |
| Feb 2026 | 94.2% | 3.7% | 1.1% | 0.47% | 0.21% | 0.26% |
| Mar 2026 | 94.3% | 3.8% | 1.1% | 0.57% | 0.16% | 0.16% |
| Apr 2026 | 94.4% | 3.8% | 0.89% | 0.57% | 0.26% | 0.13% |
| May 2026 | 94.2% | 3.7% | 0.86% | 0.86% | 0.23% | 0.16% |
| Jun 2026 | 92% | 5.5% | 1% | 1% | 0.28% | 0.19% |
| Jul 2026 | 95.1% | 2.5% | 1.1% | 0.86% | 0.31% | 0.08% |
| Aug 2026 | 93.5% | 4.6% | 0.85% | 0.7% | 0.31% | 0.08% |
| Sep 2026 | — | — | — | — | — | — |
How has the DEVI and Watts comparison changed over the last 12 months?
3 findings
- Watts was ahead of DEVI in every measured month of the 11 months ending August 2026.
- Across the 11 months ending August 2026, DEVI’s estimated Share of Search among underfloor heating worldwide moved from 0.87% to 0.7%, and its estimated monthly branded searches moved from 170 to 90.
- Across the 11 months ending August 2026, Watts’ estimated Share of Search among underfloor heating worldwide moved from 4.5% to 4.6%, and its estimated monthly branded searches moved from 880 to 590.
How did search popularity change for underfloor heating worldwide in August 2026?
2 changes
In August 2026, Watts gained estimated Share of Search among underfloor heating worldwide, from 2.5% to 4.6%.
Estimated monthly branded searches for DEVI worldwide fell 47.1% over 11 measured months, from 170 to 90 in August 2026.
How each brand is measured
Brandwave collects information about searches that people make online using DEVI’s and Watts’ 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.

Put your own brand in this comparison
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