Enphase vs Fox ESS:Which is more popular?
In September 2026, Enphase had more branded searches than Fox ESS among solar inverter brands in Australia. Enphase had about 370 branded searches, while Fox ESS had 210. Enphase made up 3.9% of all solar inverter brand searches we track, and Fox ESS accounted for 2.2%. When we asked ChatGPT and Google AI Overviews about solar inverter brands, Enphase appeared in three of the four answers and Fox ESS in none.
Who do people search for more?
Enphase, about 76% more searches than Fox ESS
Who does AI mention more?
Enphase, mentioned in 3 of 4 answers, Fox ESS in 0
Who does AI recommend more?
Enphase, the only one of the two named
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Top solar inverter brands in ChatGPT and Google AI Overviews
In three ChatGPT questions and one Google AI Overview, Enphase was mentioned in three out of four: in two of the three ChatGPT answers and in the Google AI Overview. Fox ESS did not appear in any of the four 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.
Sungrow3 of 4Named in 2 of 3 ChatGPT answersNamed in 1 of 1 Google answers- Enphase3 of 4Named in 2 of 3 ChatGPT answersNamed in 1 of 1 Google answers
Fronius2 of 4Named in 2 of 3 ChatGPT answersNamed in 0 of 1 Google answers
GoodWe1 of 4Named in 1 of 3 ChatGPT answersNamed in 0 of 1 Google answers
SMA1 of 4Named in 1 of 3 ChatGPT answersNamed in 0 of 1 Google answers
SolarEdge1 of 4Named in 1 of 3 ChatGPT answersNamed in 0 of 1 Google answers
Huawei1 of 4Named in 1 of 3 ChatGPT answersNamed in 0 of 1 Google answers
Growatt0 of 4Named in 0 of 3 ChatGPT answersNamed in 0 of 1 Google answers
Solis0 of 4Named in 0 of 3 ChatGPT answersNamed in 0 of 1 Google answers
Fox ESS0 of 4Named in 0 of 3 ChatGPT answersNamed in 0 of 1 Google answers
See every answer about solar inverter brands
4 answers
Asked ChatGPT
“What's the best solar inverter in Australia?”
Asked ChatGPT
“Which solar inverter brand is the most reliable?”
Asked ChatGPT
“Should I get microinverters or a string inverter?”
Searched Google, AI Overview
“solar inverter”
Brands are shown in the order each answer named them. The survey took place in Australia on October 27, 2026.
Is Enphase or Fox ESS more popular in search?
This chart shows how often people search Google for Enphase and Fox ESS by name. Each line represents a brand's share of searches for all ten solar inverter brands we track, month by month, from searches in Australia.
Share of searches by month for Enphase, Fox ESS. The figures are in the table below the chart.
View monthly share of searches table
| Month | Fronius | GoodWe | Growatt | Sungrow | Solis | SMA | Enphase | Fox ESS | SolarEdge | Huawei |
|---|---|---|---|---|---|---|---|---|---|---|
| Oct 2025 | 29.8% | 16.3% | 16.3% | 16.3% | 8.8% | 3.3% | 3.2% | 2.6% | 1.8% | 1.8% |
| Nov 2025 | 28% | 14.8% | 14.8% | 18.6% | 10.1% | 3.7% | 3% | 3% | 2.5% | 1.6% |
| Dec 2025 | 29.7% | 15.7% | 15.7% | 15.7% | 10.7% | 3.2% | 3.1% | 3.2% | 1.7% | 1.4% |
| Jan 2026 | 30.5% | 16.6% | 13.2% | 16.6% | 9% | 3.3% | 4% | 2.7% | 2.2% | 1.8% |
| Feb 2026 | 28.4% | 15% | 15% | 15% | 10.3% | 3.8% | 4.7% | 3.8% | 2.1% | 2.1% |
| Mar 2026 | 24.7% | 16.5% | 13% | 16.5% | 11% | 3.3% | 6% | 3.3% | 4% | 1.8% |
| Apr 2026 | 26.4% | 17.6% | 11.7% | 14% | 11.7% | 4.3% | 6.4% | 3.5% | 2.3% | 1.9% |
| May 2026 | 30.8% | 16.3% | 11.1% | 16.3% | 8.6% | 4.1% | 6.1% | 2.2% | 2.7% | 1.8% |
| Jun 2026 | 28.2% | 15.6% | 12.6% | 15.6% | 8.6% | 3.8% | 8.5% | 2% | 3.1% | 2% |
| Jul 2026 | 27.5% | 15.2% | 18% | 15.2% | 8.4% | 3.7% | 6.2% | 2.5% | 2% | 1.3% |
| Aug 2026 | 25.8% | 14.3% | 25.8% | 14.3% | 7.8% | 2.9% | 3.8% | 1.9% | 1.9% | 1.5% |
| Sep 2026 | 25.3% | 16.9% | 16.9% | 16.9% | 10.5% | 4.1% | 3.9% | 2.2% | 1.8% | 1.5% |
Fox ESS sells other things too, so only its searches that name this product count here, like “fox ess inverter”.
How has the Enphase and Fox ESS comparison changed over the last 12 months?
3 findings
- The lead changed hands 2 times in the 12 months ending September 2026: Fox ESS took it in November 2025, Enphase took it in January 2026.
- Across the 12 months ending September 2026, Enphase’s share of searches among solar inverter brands in Australia moved from 3.2% to 3.9%, and its estimated monthly branded searches moved from 470 to 370.
- Across the 12 months ending September 2026, Fox ESS’s share of searches among solar inverter brands in Australia moved from 2.6% to 2.2%, and its estimated monthly branded searches moved from 390 to 210.
How did search popularity change for Australia solar inverter brands in September 2026?
3 changes
In September 2026, SMA overtook Enphase to rank 6th among solar inverter brands in Australia, with 4.1% of the searches.
Estimated monthly branded searches for Fox ESS in Australia fell 46.2% over 12 measured months, from 390 to 210 in September 2026.
Estimated monthly branded searches for Enphase in Australia fell 21.3% over 12 measured months, from 470 to 370 in September 2026.
How are branded searches counted?
3 search terms
Brandwave collects information about searches that people make online using Enphase’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.
Other head-to-heads among solar inverter brands
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