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SEO Test Results and Case Studies

How we run SEO tests

All the case studies below are based on controlled experiments run with the SearchPilot platform. If you're interested to know more before diving into the individual case studies, you can read more about how SEO A/B testing works, sign up to get these case studies by email every other week or get a demo of the SearchPilot platform.

Adding 'Custom' to the H1: do keywords in headers make a difference for SEO?

In this week’s #SPQuiz, we asked our Twitter followers what they thought the outcome in organic traffic was when we added a new keyword to the H1 of a customer’s product pages. Here’s what people thought: The majority of our followers believe adding additional keywords to the H1 would positively impact traffic. In contrast, almost 30% and 7% believe this change would either not have a noticeable impact or have a negative impact on organic traffic, respectively.

Rida Abidi

3 min read

Do articles with numbers in their titles do better for SEO?

This week’s #SPQuiz on Twitter asked our followers what would happen to organic traffic if we removed the leading number from the title tags on a media brand’s article pages. Our audience was equally split between this test having a positive or negative impact on organic traffic. While there was no real consensus on what the outcome would be, in this case about a third were correct - this test had a negative impact on organic traffic!

Siena Sara

3 min read

Impact on SEO performance of price and review schema on product pages

This week’s #SPQuiz on Twitter asked our followers which they thought was most beneficial for organic traffic: just review schema, both review and price schema, or that there no difference between the two. The majority believed that the answer was both types of schema together. However, the majority in this case was incorrect. We ran two tests on the same website, one with both schemas and one with just reviews.

Emily Potter

4 min read

Internal linking case study: do links to nearby location pages help for SEO?

This week’s #SPQuiz on Twitter asked our followers what they thought would happen when we added links to nearby locations on a website with a large number of location pages: This one was a landslide! Internal linking is clearly believed to be an important contributor to SEO performance, as the vast majority of our followers thought this test would have a positive impact. And they were right! Read on for the details, but this test showed a 7% improvement to the pages we added internal links to.

Sam Nemzer

3 min read

Placing the brand name first in title tags: where does the brand work best? SEO A/B test results

In this week’s #SPQuiz, we asked our Twitter followers what they thought the impact on organic traffic was when we reordered title tags to include brand names at the start, especially if you are a household name. Here is what they thought: While it was close, the majority of followers that responded believed the brand name in the front had a positive impact on organic traffic. Although it was a small sample size of followers, the majority were correct!

Rida Abidi

3 min read

Adding a 2-Step Email Signup Component: what effect do interstitials really have on SEO performance?

Earlier this week we asked our Twitter followers what they think happened to organic traffic when we added a 2-step email signup component to pages. Almost 64% of those who answered thought this change would have no detectable impact on organic traffic while almost 32% thought this would result in a negative impact to SEO. Well, majority of the guesses were incorrect. In fact, this particular test resulted in a negative impact to SEO (and conversion rates).

Lauren Macalalad

4 min read

What's the SEO impact of adding the current month and year to title tags?

For this edition of #SPQuiz, we asked our Twitter followers what they thought the impact would be on organic traffic of adding the current month and year to title tags on a listings website. Opinion was split between positive and no detectable impact, with a majority thinking it would be a beneficial change. In this case, the majority of voters showed how smart they are by picking the correct answer!

Sam Nemzer

3 min read

Which is better: our meta description or Google's? Results of an SEO test of forcing Google to respect meta descriptions

This week on Twitter, we asked our followers what they thought would happen to organic traffic when we forced Google to respect meta descriptions, instead of pulling content from elsewhere on the page into search results. This is what they thought: This was by far our closest #SPQuiz result so far, with a tie for Positive and Inconclusive, each on 35.7%, and Negative not too far behind in third place.

Sam Nemzer

4 min read

Changing microdata to JSON+LD: which is better for SEO?

This week, we asked our Twitter followers what they thought happened to the organic traffic of pages when we replaced microdata markup with the equivalent JSON-LD structured data. This was what they thought: It turns out those 61% of people were correct! This change had no measurable impact on organic traffic, despite JSON-LD being Google’s preferred way of adding structured data to a page. The Case Study We have run hundreds of tests implementing different schema to win various rich snippets over the years.

Emily Potter

3 min read

Should you include prices in your titles for SEO?

This week, we asked our Twitter followers what they think happened to organic traffic when we added the price of a product to the title tag on an ecommerce client’s site. This is what our followers thought: Nearly 70% thought this had a positive impact. In this case, the majority was incorrect. This had a negative impact on organic traffic. Surprised? Read on for the full case study.

Siena Sara

3 min read
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