Brandwave

SunPower vs Trinity Solar:Which is more popular?

In September 2026, SunPower and Trinity Solar were level in searches among solar installers in the United States, with an estimated 11.8K versus 12.1K branded searches, at 8.7% and 9% of the total. When we asked ChatGPT and Google AI Overviews about solar installers, SunPower appeared in two of the four answers and Trinity Solar in none.

Among solar installers in the United States in September 2026

Who do people search for more?

Trinity Solar and SunPower are searched for about as often as each other.

Trinity Solar 12.1K searchesSunPower 11.8K searches

Who does AI mention more?

SunPower, mentioned in 2 of 4 answers, Trinity Solar in 0

SunPower in 2 of 4Trinity Solar in 0 of 4

Who does AI recommend more?

SunPower, the only one of the two named

SunPower first in 2Trinity Solar never named

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Top solar installers in ChatGPT and Google AI Overviews

In three ChatGPT questions and one Google AI Overview, SunPower was mentioned in two out of four: in one of the three ChatGPT answers and in the Google AI Overview. Trinity Solar 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.

  1. Sunrun1st
  2. SunPower2nd
  3. Tesla Solar3rd
  4. Palmetto4th
  5. Momentum Solar5th
  6. Trinity Solar–
  7. Freedom Forever–

Mentioned by AI

Each dot is one answer, filled in when that answer mentions the brand.

  • Sunrun4 of 4Named in 3 of 3 ChatGPT answersNamed in 1 of 1 Google answers
  • Tesla Solar2 of 4Named in 2 of 3 ChatGPT answersNamed in 0 of 1 Google answers
  • SunPower2 of 4Named in 1 of 3 ChatGPT answersNamed in 1 of 1 Google answers
  • Palmetto2 of 4Named in 1 of 3 ChatGPT answersNamed in 1 of 1 Google answers
  • Momentum Solar1 of 4Named in 0 of 3 ChatGPT answersNamed in 1 of 1 Google answers
  • Trinity Solar0 of 4Named in 0 of 3 ChatGPT answersNamed in 0 of 1 Google answers
  • Freedom Forever0 of 4Named in 0 of 3 ChatGPT answersNamed in 0 of 1 Google answers

See every answer about solar installers

4 answers
  • Asked ChatGPT

    “Which solar company should I use in the US?”

    1. 1Sunrun
  • Asked ChatGPT

    “What are the best solar installers in the US?”

    1. 1Sunrun
    2. 2Tesla Solar
    3. 3SunPower
    4. 4Palmetto
  • Asked ChatGPT

    “What's the best solar company in the US for solar panels with a battery?”

    1. 1Sunrun
    2. 2Tesla Solar
  • Searched Google, AI Overview

    “solar companies”

    Google showed no AI Overview for this search.

  • Searched Google, AI Overview

    “best solar companies”

    1. 1SunPower
    2. 2Palmetto
    3. 3Momentum Solar
    4. 4Sunrun

Not named in any answer:

Brands are shown in the order each answer named them. The survey took place in United States on October 22, 2026.

Is SunPower or Trinity Solar more popular in search?

This chart shows how often people search Google for SunPower and Trinity Solar by name. Each line represents a brand's share of searches for all seven solar installers we track, month by month, from searches in United States.

SunPower and Trinity Solar among solar installers in the United States, by month

Share of searches by month for Trinity Solar, SunPower. The figures are in the table below the chart.

View monthly share of searches table
MonthSunrunTesla SolarTrinity SolarSunPowerMomentum SolarFreedom ForeverPalmetto
Oct 202541.1%15.1%10.1%9.5%8.2%12.3%3.7%
Nov 202540%18%9.8%9.3%8%12%2.9%
Dec 202535.4%10.6%8.7%25.1%7.1%10.6%2.6%
Jan 202638.8%14.2%9.5%18.9%6.3%9.5%2.8%
Feb 202639.5%14.5%11.8%11.6%6.5%11.8%4.3%
Mar 202642.7%12.8%12.8%10.6%7%10.4%3.8%
Apr 202643.7%10.7%10.7%9.3%5.8%16%3.9%
May 202649%12%9.8%11.7%6.6%6.6%4.4%
Jun 202649.8%12.2%10%10.1%8.1%5.4%4.4%
Jul 202651%12.5%10.2%10.3%6.8%4.6%4.6%
Aug 202649.3%14.8%9.9%8.5%6.6%6.6%4.4%
Sep 202654.9%13.4%9%8.7%6%4%4%

How has the SunPower and Trinity Solar comparison changed over the last 12 months?

3 findings
  • The lead changed hands 4 times in the 12 months ending September 2026: SunPower took it in December 2025, Trinity Solar took it in February 2026, SunPower took it in May 2026, Trinity Solar took it in August 2026.
  • Across the 12 months ending September 2026, SunPower’s share of searches among solar installers in the United States moved from 9.5% to 8.7%, and its estimated monthly branded searches moved from 14K to 11.8K.
  • Across the 12 months ending September 2026, Trinity Solar’s share of searches among solar installers in the United States moved from 10.1% to 9%, and its estimated monthly branded searches moved from 14.8K to 12.1K.

How did search popularity change for United States solar installers in September 2026?

2 changes
  1. In September 2026, Trinity Solar lost share of searches among solar installers in the United States, from 9.9% to 9%.

  2. Estimated monthly branded searches for SunPower in the United States fell 15.7% over 12 measured months, from 14K to 11.8K in September 2026.

How are branded searches counted?

3 search terms

Brandwave collects information about searches that people make online using SunPower’s and Trinity Solar’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.

SunPower

2 branded search terms

  • sunpower
  • sunpower solar

Trinity Solar

1 branded search term

  • trinity solar

How the Brand Demand Index is measured

Other head-to-heads among solar installers

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