---
title: "Mercari vs ThredUp: Which is more popular by branded search?"
description: "Which is more popular in search, Mercari or ThredUp? Compare estimated monthly branded-search demand and Share of Search inside the Second hand marketplaces set worldwide. Branded searches tell you how often people look for a brand by name or related terms. Comparing these searches across competitors helps you see how popular each brand is over time."
canonical: "https://gobrandwave.com/demand/global-en/compare/mercari-vs-thred-up"
publisher: "Brandwave"
---

# Mercari vs ThredUp: Which is more popular by branded search?

Which is more popular in search, Mercari or ThredUp? Compare estimated monthly branded-search demand and Share of Search inside the Second hand marketplaces set worldwide. Branded searches tell you how often people look for a brand by name or related terms. Comparing these searches across competitors helps you see how popular each brand is over time.

## Key facts

- **Compared**: Mercari and ThredUp
- **Competitive set**: Second hand marketplaces
- **Market**: Global
- **Month measured**: Aug 2026
- **Mercari Share of Search**: 5.7%
- **ThredUp Share of Search**: 2.5%

## Which is more popular in search, Mercari or ThredUp?

- In August 2026, Mercari had more branded searches than ThredUp among second hand marketplaces worldwide. Mercari was estimated to have 2.2M branded searches compared to ThredUp’s 1M, and held a 5.7% Share of Search versus ThredUp’s 2.5%.
- Mercari was ahead of ThredUp in every measured month of the 11 months ending August 2026.
- Across the 11 months ending August 2026, Mercari’s estimated Share of Search among second hand marketplaces worldwide moved from 5.9% to 5.7%, and its estimated monthly branded searches held steady at 2.2M.
- Across the 11 months ending August 2026, ThredUp’s estimated Share of Search among second hand marketplaces worldwide moved from 2.7% to 2.5%, and its estimated monthly branded searches held steady at 1M.

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

- In August 2026, Mercari lost estimated Share of Search among second hand marketplaces worldwide, from 6.8% to 5.7%.

## Month by month

| Month | Mercari estimated searches | Mercari Share of Search | Mercari rank | ThredUp estimated searches | ThredUp Share of Search | ThredUp rank |
| --- | --- | --- | --- | --- | --- | --- |
| Oct 2025 | 2.2M | 5.9% | 3 | 1M | 2.7% | 5 |
| Nov 2025 | 2.2M | 5.9% | 3 | 1M | 2.7% | 5 |
| Dec 2025 | 2.2M | 7% | 3 | 823K | 2.6% | 5 |
| Jan 2026 | 2.2M | 6.8% | 3 | 1.2M | 3.7% | 5 |
| Feb 2026 | 2.2M | 6.8% | 3 | 1.2M | 3.7% | 5 |
| Mar 2026 | 2.7M | 7% | 3 | 1.2M | 3.1% | 5 |
| Apr 2026 | 2.2M | 5.9% | 3 | 1M | 2.7% | 5 |
| May 2026 | 2.2M | 5.9% | 3 | 1M | 2.7% | 5 |
| Jun 2026 | 2.2M | 5.9% | 3 | 823K | 2.2% | 5 |
| Jul 2026 | 2.2M | 6.8% | 3 | 823K | 2.5% | 5 |
| Aug 2026 | 2.2M | 5.7% | 3 | 1M | 2.5% | 5 |
| Sep 2026 | — | — | — | — | — | — |

## How each brand is measured

Brandwave collects information about searches that people make online using Mercari’s and ThredUp’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.

- **Mercari**: Measured on the search term “mercari”.
- **ThredUp**: Measured on the search term “thredup”.

- [Mercari profile](/demand/global-en/brands/mercari)
- [ThredUp profile](/demand/global-en/brands/thred-up)
- [All second hand marketplaces worldwide](/demand/global-en/categories/second-hand-marketplaces): The set both shares are measured inside, 5 brands.

## Methodology

- [How is branded search demand measured?](/demand/methodology): Where the figures come from, what they compare, and how they may be reused.

## Frequently asked questions

### Which is more popular in search, Mercari or ThredUp?

In August 2026, Mercari had more branded searches than ThredUp among second hand marketplaces worldwide. Mercari was estimated to have 2.2M branded searches compared to ThredUp’s 1M, and held a 5.7% Share of Search versus ThredUp’s 2.5%.

## Cite this page

Brandwave. "Mercari vs ThredUp: Which is more popular by branded search?". https://gobrandwave.com/demand/global-en/compare/mercari-vs-thred-up

This page is also available as HTML at https://gobrandwave.com/demand/global-en/compare/mercari-vs-thred-up. Brandwave publishes an index of its Markdown pages at https://gobrandwave.com/llms.txt.