Brandwave

HPM vs Southwire:Which is more popular?

In September 2026, HPM had more branded searches than Southwire among extension lead brands worldwide. HPM had about 40,500 branded searches, while Southwire had 720. HPM made up 2.1% of all extension lead brand searches we track, and Southwire accounted for 0.04%. When we asked ChatGPT and Google AI Overviews about extension lead brands, Southwire appeared in two of the four answers and HPM in none.

Among extension lead brands worldwide in September 2026

Who do people search for more?

HPM, about 56 searches for every 1 for Southwire

HPM 40.5K searchesSouthwire 720 searches

Who does AI mention more?

Southwire, mentioned in 2 of 4 answers, HPM in 0

Southwire in 2 of 4HPM in 0 of 4

Who does AI recommend more?

Southwire, the only one of the two named

Southwire first in 2HPM never named

Follow HPM vs Southwire and get free monthly updates on what changed

By continuing you'll get index updates and occasional product news from Brandwave. Unsubscribe any time. Privacy

Track your brand against a rival →

Top extension lead brands in ChatGPT and Google AI Overviews

In three ChatGPT questions and one Google AI Overview, Southwire was mentioned in two out of four: in two of the three ChatGPT answers, but not in the Google AI Overview. HPM 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. Southwire1st
  2. Belkin2nd
  3. Anker–
  4. Eaton–
  5. Brennenstuhl–
  6. HPM–
  7. Masterplug–

Mentioned by AI

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

  • Belkin3 of 4Named in 3 of 3 ChatGPT answersNamed in 0 of 1 Google answers
  • Southwire2 of 4Named in 2 of 3 ChatGPT answersNamed in 0 of 1 Google answers
  • Eaton1 of 4Named in 1 of 3 ChatGPT answersNamed in 0 of 1 Google answers
  • Anker0 of 4Named in 0 of 3 ChatGPT answersNamed in 0 of 1 Google answers
  • Brennenstuhl0 of 4Named in 0 of 3 ChatGPT answersNamed in 0 of 1 Google answers
  • HPM0 of 4Named in 0 of 3 ChatGPT answersNamed in 0 of 1 Google answers
  • Masterplug0 of 4Named in 0 of 3 ChatGPT answersNamed in 0 of 1 Google answers

See every answer about extension lead brands

4 answers

  • Asked ChatGPT

    “Which extension lead brand should I buy?”

    1. 1Southwire
    2. 2Belkin

  • Asked ChatGPT

    “What are the best extension lead brands?”

    1. 1Southwire
    2. 2Belkin

  • Asked ChatGPT

    “What's the best extension lead brand for extra outlets?”

    1. 1Belkin
    2. 2Eaton

  • Searched Google, AI Overview

    “surge protector strip”

    Google showed no AI Overview for this search.

  • Searched Google, AI Overview

    “long extension cord”

    Not named in any answer:

    Brands are shown in the order each answer named them. The survey took place in the United States on October 20, 2026.

    Is HPM or Southwire more popular in search?

    This chart shows how often people search Google for HPM and Southwire by name. Each line represents a brand's share of searches for all seven extension lead brands we track, month by month, from English-language searches worldwide.

    HPM and Southwire among extension lead brands worldwide, by month

    Share of searches by month for HPM, Southwire. The figures are in the table below the chart.

    View monthly share of searches table
    MonthAnkerEatonBelkinBrennenstuhlHPMMasterplugSouthwire
    Oct 202557.4%21.1%15.5%2.8%2.8%0.3%0.03%
    Nov 202557.2%21%15.7%2.8%2.8%0.36%0.05%
    Dec 202559.4%17.9%17%2.9%2.4%0.37%0.06%
    Jan 202657.2%21%15.7%2.8%2.8%0.34%0.07%
    Feb 202648.9%32.7%13.2%2.4%2.4%0.29%0.06%
    Mar 202655.3%24.9%14.4%2.2%2.7%0.29%0.07%
    Apr 202659.5%21.9%13.4%2.4%2.4%0.29%0.03%
    May 202658.3%21.5%15.6%1.9%2.4%0.3%0.03%
    Jun 202658.3%21.5%15.6%1.9%2.4%0.3%0.04%
    Jul 202659.2%21.8%14.4%2%2.4%0.29%0.04%
    Aug 202657.2%21.1%16.7%2.3%2.3%0.3%0.05%
    Sep 202662.1%18.7%14.6%2.1%2.1%0.31%0.04%

    How has the HPM and Southwire comparison changed over the last 12 months?

    3 findings
    • HPM was ahead of Southwire in every measured month of the 12 months ending September 2026.
    • Across the 12 months ending September 2026, HPM’s share of searches among extension lead brands worldwide moved from 2.8% to 2.1%, and its estimated monthly branded searches moved from 49.5K to 40.5K.
    • Across the 12 months ending September 2026, Southwire’s share of searches among extension lead brands worldwide moved from 0.03% to 0.04%, and its estimated monthly branded searches moved from 590 to 720.

    How did search popularity change for extension lead brands worldwide in September 2026?

    2 changes

    1. Estimated monthly branded searches for Southwire worldwide rose 22% over 12 measured months, from 590 to 720 in September 2026.

    2. Estimated monthly branded searches for HPM worldwide fell 18.2% over 12 measured months, from 49.5K to 40.5K in September 2026.

    How are branded searches counted?

    2 search terms

    Brandwave collects information about searches that people make online using HPM’s and Southwire’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.

    HPM

    1 branded search term

    • hpm

    Southwire

    1 branded search term

    • southwire extension cord

    How the Brand Demand Index is measured

    Other head-to-heads among extension lead brands

    Creator with pink hair and a pink jacket

    Put your own brand in this comparison

    Brandwave tracks your branded demand next to the rival you actually watch, with your campaigns, spend and outcomes on the same timeline.

    Start free