Comparison

Ahrefs vs Semrush

On the evidence we track, Ahrefs leads this comparison with a composite score of 53/100. Scores are only directly comparable because these tools share a category; the full breakdown and every source is below.

Machine formatsJSONMarkdownGraphQLor send Accept: application/json
Ahrefs53
Semrush47
Score
Vioscale score
Ahrefs53 / 100medium · 55%updating
Semrush47 / 100low · 39%updating
Pricing
Free tier
Ahrefs
Semrush
Model
Ahrefsfreemium
Semrushfreemium
Price level
Ahrefslow
Semrushhigh
Transparent
Ahrefs
Semrush
Integrations
Count
Ahrefs4
Semrush15
Security
Iso27001
Ahrefs
Semrush
Soc2
Ahrefs
Semrush

Capabilities

Feature-by-feature on the axes that matter for seo tools. “-” means undocumented, not absent.

Pricing
Pricing transparency
AhrefsContact-sales
SemrushContact-sales
Free tier / free tool
Ahrefs
Semrush
Pricing model
Ahrefs-
SemrushFlat
Data
Backlink index
Ahrefs
Semrush
Keyword research database
Ahrefs
Semrush
Capability
Rank tracking
Ahrefs
Semrush
Technical site audit / crawler
Ahrefs
Semrush
Content optimisation (SERP-driven)
Ahrefs
Semrush
Competitor / SERP intelligence
Ahrefs
Semrush
Coverage
Local / mobile SERP support
Ahrefs
Semrush
Countries / locales covered
AhrefsNot specified
SemrushGlobal; Pro plan covers 30+ markets for advertising data; 142 regional keyword d
Integration
Public API
Ahrefs
Semrush
Search Console / GA4 integration
Ahrefs-
Semrush
Deployment
Deployment
AhrefsCloud
SemrushCloud

What each one is

The product in its own terms, so the numbers below have context.

Ahrefs

Leader

A marketing platform built on a proprietary web index offering tools for keyword research, rank tracking, site audits, competitor analysis, content optimization, and brand monitoring across search, AI, and social channels.

Independently observed

Semrush

An all-in-one marketing platform that combines SEO, paid advertising campaign management, competitor research, content optimization, and AI visibility tracking to help brands increase their presence across organic search, AI answers, and digital advertising channels.

Independently observed

Pricing

List pricing as published by each vendor, with the date we read it. Always verify at the source before you buy.

Ahrefs

Leader
freemiumFree tier

Free tier available; specific pricing not listed

as of verify ↗

Semrush

from $99/moSubscriptionFree tier7-day trial

Semrush modules start from $99/month for Advertising Toolkit with 7-day free trial. Pricing varies by module; Enterprise pricing requires contacting sales.

  • Advertising Toolkit Base$99/month
    • Ads Launch Assistant - Create, launch, and manage Google and Meta ads
    • Ads AI Agent - Personalized AI recommendations via chatbot
    • Advertising Research - Analyze competitor paid search campaigns and ad strategies
    • PLA Research - Monitor Google Shopping product listing ads and competitor performance
    • 100 AI-generated Google ad copies per month
    • +1 more
  • Advertising Toolkit Pro$220/month
    • All Base plan features
    • AdClarity - Advanced competitor research for display, video, and social advertising
    • Access to 30+ global markets for international ad intelligence
    • Up to 50 monthly reports across display, video, or social channels
    • Competitive views of up to 10 advertisers or publishers simultaneously
    • +3 more
as of verify ↗

Platform & deployment

Where each product runs and how it can be hosted. A dash means undocumented, not unsupported.

Platforms
Web
Ahrefs
Semrush
CLI
Ahrefs
Semrush
Deployment
Cloud / SaaS
Ahrefs
Semrush

Integrations

What each product connects to. Counts come from the vendor's own integration directory where one exists.

Ahrefs

Leader
4 total
  • Google Search Console
  • Google Analytics 4
  • Data Studio
  • IndexNow
Independently observed

Semrush

15 total
  • Google Ads
  • Google Shopping
  • Meta Ads
  • Microsoft Ads
  • LinkedIn Ads
  • TikTok Ads
  • TikTok Organic
  • CallRail
  • HubSpot
  • Mailchimp
  • Matomo
  • ChatGPT
  • Google AI Overviews
  • Gemini
  • Perplexity
Independently observed

Comparison generated from independently-sourced facts. Every value links to its source and retrieval date. See the method.