Brandwave

How popular iseBay?

In September 2026, people searched for eBay by name about 55.6 million times worldwide, about the same as the previous year. These searches made up 53.7% of all global second hand marketplace searches, placing eBay first out of eight marketplaces. When we asked both ChatGPT and Google AI Overviews about second hand marketplaces, eBay appeared in all answers and was the most recommended of the eight.

Search and AI answers in September 2026

eBay is the most searched of 8 competitors and the most recommended in AI answers.

  1. eBayShare of searches 53.7%Mentioned in 4 of 4 AI answersPlace in AI recommendations 1st
  2. VintedShare of searches 35.9%Mentioned in 0 of 4 AI answersPlace in AI recommendations –
  3. DepopShare of searches 3.9%Mentioned in 3 of 4 AI answersPlace in AI recommendations 5th
  4. MercariShare of searches 2.2%Mentioned in 4 of 4 AI answersPlace in AI recommendations 3rd
  5. PoshmarkShare of searches 1.8%Mentioned in 4 of 4 AI answersPlace in AI recommendations 2nd

+3 more

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Top second hand marketplaces in ChatGPT and Google AI Overviews

In three ChatGPT questions and one Google AI Overview, eBay appeared in all four answers. eBay is the most recommended of the eight.

Most recommended by AI

Brands get a higher ranking if they are mentioned earlier in the answers.

  1. eBay1st
  2. Poshmark2nd
  3. Mercari3rd
  4. OfferUp4th
  5. Depop5th
  6. The RealReal6th
  7. ThredUp7th
  8. Vinted–

Mentioned by AI

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

  • eBay4 of 4Named in 3 of 3 ChatGPT answersNamed in 1 of 1 Google answers
  • Mercari4 of 4Named in 3 of 3 ChatGPT answersNamed in 1 of 1 Google answers
  • Poshmark4 of 4Named in 3 of 3 ChatGPT answersNamed in 1 of 1 Google answers
  • Depop3 of 4Named in 2 of 3 ChatGPT answersNamed in 1 of 1 Google answers
  • The RealReal3 of 4Named in 2 of 3 ChatGPT answersNamed in 1 of 1 Google answers
  • OfferUp3 of 4Named in 2 of 3 ChatGPT answersNamed in 1 of 1 Google answers
  • ThredUp2 of 4Named in 1 of 3 ChatGPT answersNamed in 1 of 1 Google answers
  • Vinted0 of 4Named in 0 of 3 ChatGPT answersNamed in 0 of 1 Google answers

See every answer about second hand marketplaces

4 answers

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 19, 2026.

Which second hand marketplaces compete with eBay?

eBay against second hand marketplaces worldwide, by month

Share of searches by month for eBay, Vinted, Depop, Mercari. The figures are in the table below the chart.

View monthly share of searches table
MontheBayVintedDepopMercariPoshmarkThe RealRealOfferUpThredUp
Oct 202558.3%31.9%2.4%2.4%1.9%1%1%1%
Nov 202563.1%28.2%2.1%2.1%1.7%0.92%0.93%0.93%
Dec 202566.6%24.4%2.2%2.2%1.8%1%0.98%0.81%
Jan 202666%24.2%2.2%2.2%2.2%1.2%0.97%1.2%
Feb 202661.5%27.5%2.5%2.5%2.5%1.1%1.1%1.3%
Mar 202662.1%27.8%2.5%2.5%2%0.9%1.1%1.1%
Apr 202658.5%32%2.4%2.4%1.9%1%0.87%1.1%
May 202658.4%31.9%2.4%2.4%1.9%1.1%0.86%1.1%
Jun 202658.3%31.9%2.9%2.3%1.9%1%0.86%0.86%
Jul 202661.4%27.5%3.7%2.5%2%1.1%0.91%0.91%
Aug 202657.5%31.4%3.5%2.3%2.3%1.1%0.85%1%
Sep 202653.7%35.9%3.9%2.2%1.8%0.99%0.79%0.79%

  1. 1.eBay

    53.7%

    Held 1st. 55.6M estimated branded searches, 0% vs prior month. Share -3.9 points.

  2. 2.Vinted

    35.9%

    Held 2nd. 37.2M estimated branded searches, +22.4% vs prior month. Share +4.5 points.

  3. 3.Depop

    3.9%

    Held 3rd. 4.1M estimated branded searches, +22.1% vs prior month. Share +0.5 points.

  4. 4.Mercari

    2.2%

    Held 4th. 2.2M estimated branded searches, 0% vs prior month. Share -0.2 points.

  5. 5.Poshmark

    1.8%

    Held 5th. 1.8M estimated branded searches, -18.3% vs prior month. Share -0.6 points.

  6. 6.The RealReal

    0.99%

    Held 6th. 1M estimated branded searches, 0% vs prior month. Share -0.1 points.

  7. 7.OfferUp

    0.79%

    Moved from 8th to 7th. 823K estimated branded searches, 0% vs prior month. Share -0.1 points.

  8. 8.ThredUp

    0.79%

    Moved from 7th to 8th. 823K estimated branded searches, -17.7% vs prior month. Share -0.2 points.

Compare popularity between eBay and its closest rivals

Every comparison with eBay

14 comparisons

How has branded search demand for eBay changed worldwide over the last 12 months?

3 findings
  • Across the 12 months ending September 2026, estimated monthly branded searches for eBay worldwide held steady at 55.6M.
  • Across the 12 months ending September 2026, eBay’s share of searches among second hand marketplaces worldwide decreased from 58.3% to 53.7%.
  • Across the 12 months ending September 2026, eBay’s share of searches among second hand marketplaces worldwide peaked at 66.6% in December 2025 and was lowest at 53.7% in September 2026.

How did search popularity change for second hand marketplaces worldwide in September 2026?

6 changes

  1. In September 2026, Vinted gained share of searches among second hand marketplaces worldwide, from 31.4% to 35.9%.

  2. In September 2026, eBay lost share of searches among second hand marketplaces worldwide, from 57.5% to 53.7%.

  3. In September 2026, Poshmark lost share of searches among second hand marketplaces worldwide, from 2.3% to 1.8%.

  4. In September 2026, OfferUp rose from 8th to 7th among second hand marketplaces worldwide.

  5. In September 2026, ThredUp fell from 7th to 8th among second hand marketplaces worldwide.

  6. Estimated monthly branded searches for Depop worldwide rose 82.6% over 12 measured months, from 2.2M to 4.1M in September 2026.

How are eBay’s branded searches counted?

1 search term

Brandwave collects information about searches that people make online using eBay’s name. When viewed over time, estimated search volumes for this branded term can be used to understand whether interest in the brand is growing, holding steady, or fading.

  • ebay

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How the Brand Demand Index is measured

Where does eBay compete?

eBay is ranked in two competitor sets. Each share is worked out among that set's brands, so it differs from set to set.
Competitor setRankShare of searchesRanking
Second hand marketplaces1st of 853.7%Shown above
Marketplace platforms1st of 868.6%Show ranking
Creator with pink hair and a pink jacket

Is eBay your brand?

Put your own campaigns, spend and outcomes next to this demand line, so you can see which of your marketing lined up with the movements above.

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