Google Rich Results Test vs Similarweb

as AI assistants see them, week of 2026-09-14

brag about it: X · LinkedIn

Google Rich Results Test and Similarweb both land in just 5 of 76 answers, tying for an overall score of 3 out of 100. Google Rich Results Test shows up most for "best free or low-cost SEO tools" (3 of 4 answers), while Similarweb leads on "most accurate data" (2 of 4 answers). Head-to-head, they're tied across 15 questions, with Similarweb named more often in 3 and Google Rich Results Test ahead in 2. By assistant, Gemini never names either one, and Perplexity never names Similarweb. Neither tool appears for keyword research, value for money, local SEO, or blog optimization questions.

Head to head

metric	Google Rich Results Test	Similarweb
score	3	3
questions won	3	4

By assistant

Google Rich Results Test

assistant	score	named in, this week	usual spot, this week
ChatGPT	2	5% of answers	#10.0
Claude	6	15% of answers	#17.3
Gemini	0	0% of answers
Perplexity	2	5% of answers	#10.0

Similarweb

assistant	score	named in, this week	usual spot, this week
ChatGPT	4	11% of answers	#13.5
Claude	7	15% of answers	#8.0
Gemini	0	0% of answers
Perplexity	0	0% of answers

Where they differ

Only Google Rich Results Test gets named for

What are the best free or low-cost SEO tools?
What's the best tool to run a technical SEO audit of my website?

Only Similarweb gets named for

Which SEO tools have the most accurate data?
What's the best tool to track whether my brand shows up in AI answers like ChatGPT?
What SEO tools should a beginner start with?

More comparisons

Not sold on either?

Scores count how often each assistant names a product, weighted by position. How the score works · Full SEO tools leaderboard