Which platform offers better historical data and backlink analysis for competitive keyword research when comparing Semrush versus Ahrefs today?
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Fan-out diagram
The searches the AI actually ran for this prompt.
SEED QUERY
Which platform offers better historical data and backlink analysis for competitive keyword research when comparing Semrush versus Ahrefs today?
1 real search · 1 real-search pass
Semrush vs Ahrefs historical data keyword research backlink analysis 2026 comparison historical data index official featuresGoogle ↗
OBSERVEDComparison
Badge and edge weight = share of passes that produced the query. Hover a query for its intent and routing format.
Query classes
Google's semantic query class for every sub-query: what kind of answer each search is after, simulated vs real.
ChatGPT real searches (1)
Classes come from the query-classifier (a local Laya model). 1 of 1 calls are low-confidence (under 50%) — hover a query in the table to see its confidence.
Searches and sources
ChatGPT1 real searches · gpt-6
Semrush vs Ahrefs historical data keyword research backlink analysis 2026 comparison historical data index official features Google ↗
- Historical Data · semrush.com
- How do I see historical SERPs? · help.ahrefs.com
- Can I see the ranking history of a given keyword? · help.ahrefs.com
- Where do you get the data from? · help.ahrefs.com
- Bringing big data to marketers & SEO professionals · ahrefs.com
- How are Backlinks on Semrush updated? · semrush.com