---
title: "Berkey vs KDF: Which is searched more?"
description: "Which is more popular in search, Berkey or KDF? Compare estimated monthly branded-search demand and Share of Search inside the Shower filter brands 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/berkey-vs-kdf"
publisher: "Brandwave"
---

# Berkey vs KDF: Which is searched more?

Which is more popular in search, Berkey or KDF? Compare estimated monthly branded-search demand and Share of Search inside the Shower filter brands 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**: Berkey and KDF
- **Competitive set**: Shower filter brands
- **Market**: Global
- **Month measured**: Aug 2026
- **Berkey Share of Search**: 2.5%
- **KDF Share of Search**: 2.5%

## Which is more popular in search, Berkey or KDF?

- In August 2026, Berkey and KDF were level on Share of Search among shower filter brands worldwide, with an estimated 22.2K branded searches each, at 2.5% estimated Share of Search each.
- The lead changed hands 3 times in the 11 months ending August 2026: Berkey took it in November 2025, KDF took it in February 2026, Berkey took it in March 2026.
- Across the 11 months ending August 2026, Berkey’s estimated Share of Search among shower filter brands worldwide moved from 3% to 2.5%, and its estimated monthly branded searches held steady at 22.2K.
- Across the 11 months ending August 2026, KDF’s estimated Share of Search among shower filter brands worldwide moved from 4.5% to 2.5%, and its estimated monthly branded searches moved from 33.1K to 22.2K.

## How did search popularity change for shower filter brands worldwide in August 2026?

- In August 2026, Berkey lost estimated Share of Search among shower filter brands worldwide, from 3.1% to 2.5%.
- Estimated monthly branded searches for KDF worldwide fell 32.9% over 11 measured months, from 33.1K to 22.2K in August 2026.

## Month by month

| Month | Berkey estimated searches | Berkey Share of Search | Berkey rank | KDF estimated searches | KDF Share of Search | KDF rank |
| --- | --- | --- | --- | --- | --- | --- |
| Oct 2025 | 22.2K | 3% | 3 | 33.1K | 4.5% | 2 |
| Nov 2025 | 27.1K | 4.5% | 2 | 22.2K | 3.7% | 3 |
| Dec 2025 | 27.1K | 3.7% | 2 | 22.2K | 3% | 3 |
| Jan 2026 | 27.1K | 3.7% | 2 | 22.2K | 3% | 3 |
| Feb 2026 | 22.2K | 3.7% | 3 | 27.1K | 4.5% | 2 |
| Mar 2026 | 27.1K | 3.7% | 2 | 22.2K | 3% | 3 |
| Apr 2026 | 22.2K | 3.1% | 2 | 22.2K | 3.1% | 3 |
| May 2026 | 22.2K | 3.1% | 2 | 22.2K | 3.1% | 3 |
| Jun 2026 | 22.2K | 3.1% | 2 | 18.1K | 2.5% | 3 |
| Jul 2026 | 22.2K | 3.1% | 2 | 18.1K | 2.5% | 3 |
| Aug 2026 | 22.2K | 2.5% | 2 | 22.2K | 2.5% | 3 |
| Sep 2026 | — | — | — | — | — | — |

## How each brand is measured

Brandwave collects information about searches that people make online using Berkey’s and KDF’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.

- **Berkey**: Measured on the search term “berkey”.
- **KDF**: Measured on the search term “kdf”.

- [Berkey profile](/demand/global-en/brands/berkey)
- [KDF profile](/demand/global-en/brands/kdf)
- [All shower filter brands worldwide](/demand/global-en/categories/shower-filter-brands): The set both shares are measured inside, 6 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, Berkey or KDF?

In August 2026, Berkey and KDF were level on Share of Search among shower filter brands worldwide, with an estimated 22.2K branded searches each, at 2.5% estimated Share of Search each.

## Cite this page

Brandwave. "Berkey vs KDF: Which is searched more?". https://gobrandwave.com/demand/global-en/compare/berkey-vs-kdf

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