BYD vs Fox ESS:Which is more popular?
In September 2026, Fox ESS had more branded searches than BYD among home battery brands in Australia. Fox ESS had about 4,300 branded searches, while BYD had 1,000. Fox ESS made up 13.4% of all home battery brand searches we track, and BYD accounted for 3.1%. When we asked ChatGPT and Google AI Overviews about home battery brands, BYD appeared in two of the five answers and Fox ESS in none.
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Top home battery brands in ChatGPT and Google AI Overviews
In three ChatGPT questions and two Google AI Overviews, BYD was mentioned in two out of five: in two of the three ChatGPT answers, but not in either of the two Google AI Overviews. Fox ESS did not appear in any of the five answers.
Most recommended by AI
Brands get a higher ranking if they are mentioned earlier in the answers.
Mentioned by AI
Each dot is one answer, filled in when that answer mentions the brand.
Sungrow4 of 5Named in 2 of 3 ChatGPT answersNamed in 2 of 2 Google answers
Tesla4 of 5Named in 2 of 3 ChatGPT answersNamed in 2 of 2 Google answers
Sigenergy2 of 5Named in 1 of 3 ChatGPT answersNamed in 1 of 2 Google answers
GoodWe2 of 5Named in 1 of 3 ChatGPT answersNamed in 1 of 2 Google answers
BYD2 of 5Named in 2 of 3 ChatGPT answersNamed in 0 of 2 Google answers
AlphaESS1 of 5Named in 0 of 3 ChatGPT answersNamed in 1 of 2 Google answers
SolarEdge1 of 5Named in 1 of 3 ChatGPT answersNamed in 0 of 2 Google answers
Enphase1 of 5Named in 1 of 3 ChatGPT answersNamed in 0 of 2 Google answers
Fox ESS0 of 5Named in 0 of 3 ChatGPT answersNamed in 0 of 2 Google answers
Redback Technologies0 of 5Named in 0 of 3 ChatGPT answersNamed in 0 of 2 Google answers
See every answer about home battery brands
5 answers
Asked ChatGPT
“What's the best home battery to add to solar in Australia?”
Asked ChatGPT
“Which solar battery brand is the most reliable?”
Asked ChatGPT
“Is it worth getting a home battery with the government rebate?”
Searched Google, AI Overview
“solar battery”
Searched Google, AI Overview
“home battery”
Not named in any answer:
Brands are shown in the order each answer named them. The survey took place in Australia on October 27, 2026.
Is BYD or Fox ESS more popular in search?
This chart shows how often people search Google for BYD and Fox ESS by name. Each line represents a brand's share of searches for all ten home battery brands we track, month by month, from searches in Australia.
Share of searches by month for Fox ESS, BYD. The figures are in the table below the chart.
View monthly share of searches table
| Month | Sigenergy | GoodWe | Fox ESS | Sungrow | AlphaESS | Tesla | BYD | Redback Technologies | SolarEdge | Enphase |
|---|---|---|---|---|---|---|---|---|---|---|
| Oct 2025 | 28.6% | 5.7% | 19.6% | 15.6% | 10.4% | 8.5% | 3.1% | 2.4% | 3.8% | 2.4% |
| Nov 2025 | 29.1% | 5.7% | 19.3% | 15.9% | 10.6% | 8.6% | 2.6% | 2.6% | 3.1% | 2.6% |
| Dec 2025 | 24.9% | 9% | 16.3% | 16.6% | 11.1% | 9% | 3.3% | 2.5% | 4% | 3.3% |
| Jan 2026 | 22.6% | 12.3% | 20.5% | 15% | 8.2% | 8.2% | 3.6% | 3% | 3.6% | 3% |
| Feb 2026 | 22% | 14.7% | 21.8% | 14.7% | 8% | 8% | 3.6% | 2.2% | 2.9% | 2.2% |
| Mar 2026 | 17.2% | 17.2% | 23.4% | 14.1% | 6.3% | 11.5% | 4.2% | 1.7% | 2.8% | 1.7% |
| Apr 2026 | 18.8% | 18.8% | 20.9% | 12.5% | 10.2% | 8.3% | 3.6% | 2.5% | 2.5% | 1.9% |
| May 2026 | 23.6% | 15.8% | 16.9% | 12.8% | 10.5% | 8.5% | 3.8% | 2.9% | 2.6% | 2.6% |
| Jun 2026 | 22.1% | 18.1% | 14.4% | 12% | 9.7% | 9.7% | 3.3% | 4.4% | 3.3% | 2.9% |
| Jul 2026 | 25.8% | 21% | 13.7% | 11.5% | 7.6% | 9.2% | 2.8% | 3.2% | 2.8% | 2.3% |
| Aug 2026 | 24.8% | 20.2% | 13.1% | 11% | 8.9% | 11% | 3.1% | 3.1% | 2.7% | 2.2% |
| Sep 2026 | 25.3% | 20.6% | 13.4% | 11.3% | 9.1% | 9.1% | 3.1% | 3.1% | 2.8% | 2.3% |
BYD sells other things too, so only its searches that name this product count here, like “byd battery”.
How has the BYD and Fox ESS comparison changed over the last 12 months?
3 findings
- Fox ESS was ahead of BYD in every measured month of the 12 months ending September 2026.
- Across the 12 months ending September 2026, BYD’s share of searches among home battery brands in Australia held steady at 3.1%, and its estimated monthly branded searches moved from 1.3K to 1K.
- Across the 12 months ending September 2026, Fox ESS’s share of searches among home battery brands in Australia moved from 19.6% to 13.4%, and its estimated monthly branded searches moved from 8.3K to 4.3K.
How did search popularity change for Australia home battery brands in September 2026?
2 changes
How are branded searches counted?
3 search terms
Brandwave collects information about searches that people make online using BYD’s and Fox ESS’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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