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Semrush vs Ahrefs: The Comparison Nobody Has an Incentive to Write

One of these tools pays affiliates around $200 a sale. The other pays nothing at all, because it shut its programme down. Before comparing features, that is worth knowing — it explains a lot about the rankings you will find elsewhere.

By Mohit KoliAugust 24, 20269 min read
Semrush and Ahrefs compared

Disclosure, and it matters more than usual here: Semrush links on this page are affiliate links and may earn me a commission. Ahrefs has no affiliate programme, so there is nothing for me to earn from recommending it — which is precisely why I want you to notice when I do.

Read this before any comparison, including mine

Ahrefs discontinued its affiliate programme and has stated it has no plans to relaunch it. Semrush runs an active programme paying roughly $200 per sale plus $10 per trial. Every “Semrush vs Ahrefs” article you find — this one included — has a financial reason to favour one side. The correct response is not to distrust all of them, but to weigh the specific claims rather than the conclusion.

Head to head

AreaSemrushAhrefsWinner
Keyword database sizeLargest in classLarge, strong click dataSemrush
Backlink indexGoodIndustry benchmarkAhrefs
Site auditThorough, well organisedSolidSemrush
Rank trackingDaily, granularGoodTie
Competitor researchDeepest feature setStrong on linksSemrush
Advertising dataIncludedNot a focusSemrush
InterfaceDense, lots of modulesCleaner, fasterAhrefs
Free tierLimited free accountFree-forever, 6 toolsAhrefs
Entry price$139/mo ($117 annual)Check current pricing

Ahrefs' plan structure changed recently; rather than quote a figure that may be stale, check their pricing page directly. Both bill in USD with no Indian tier.

Where each one genuinely wins

Semrush wins on breadth

One subscription replaces a keyword tool, a rank tracker, a site auditor and a competitor research tool. For someone doing general SEO across several sites, that consolidation is the actual product — not any single feature.

The Keyword Magic Tool is the strongest single reason to pick it. Nothing else at this price surfaces long-tail variants and question keywords as well.

Ahrefs wins on depth

If your work involves backlinks — audits, link gap analysis, disavows, outreach targeting — Ahrefs is the tool professionals actually open. The index is deeper and updates faster.

Its click-based metrics are also more honest than raw volume: knowing 1,000 searches produce 200 clicks changes which keywords are worth writing for.

The free-tier difference

This is where Ahrefs quietly wins for anyone not ready to spend. Their free-forever plan gives six tools at reduced limits with no card required — enough for occasional backlink checks and basic site health. Semrush's free account is more restrictive.

If you are early and unsure, that alone is a reason to open an Ahrefs free account today and defer the paid decision entirely.

Which should you buy?

You do general SEO and want one tool

Semrush. Breadth is the whole value proposition and it delivers on it.

Backlinks are your main job

Ahrefs. Nothing else in this price range matches the link index.

You are early and cautious

Neither yet. Ahrefs' free plan plus Google Search Console covers more than beginners expect.

Your budget is genuinely tight

Neither. Mangools at ~$29.90/mo does keyword research and rank tracking well enough to start.

If you land on Semrush

Start from a referral link — partner links often carry an extended trial rather than the standard 7 days, which is enough time to test it on your own site properly.

[AFFILIATE_LINK: SEMRUSH]

FAQ

Is Semrush better than Ahrefs?

For breadth, yes. Semrush bundles keyword research, site audit, rank tracking, competitor analysis and advertising data into one subscription. Ahrefs is narrower but deeper on backlinks. If you can only buy one and you do general SEO work, Semrush covers more ground. If link analysis is your main job, Ahrefs wins.

Which has better keyword data?

Semrush's Keyword Magic Tool has the larger database and better filtering by intent and SERP feature. Ahrefs' keyword data is accurate and its clickstream-based click estimates are genuinely useful — arguably more honest than raw search volume, because they tell you how many searches actually result in a click.

Which has better backlink data?

Ahrefs, and it is not especially close. Their crawler and link index remain the industry benchmark, and for backlink audits, competitor link gap analysis or disavow work it is the tool professionals reach for. Semrush's backlink data is perfectly usable, just not best in class.

Does Ahrefs have a free plan?

Yes — a free-forever plan giving access to six tools with reduced limits, no card required. It is genuinely useful for occasional checks. What no longer exists is the old $7 seven-day trial, so there is no cheap way to evaluate the full paid product.

Which is cheaper?

Semrush's entry SEO plan is $139/month, about $117 on annual billing. Ahrefs' plan structure has changed and is best checked on their own pricing page rather than trusted from a comparison article. Both bill in USD with no Indian pricing, so forex applies either way.

Why do most comparison articles recommend Semrush?

Partly because it is a genuinely broader product — and partly because Ahrefs discontinued its affiliate programme and has said it has no plans to relaunch. Semrush pays roughly $200 per sale. Almost every article comparing them has a financial reason to prefer one. Read accordingly, including this one.

Can I use both?

Agencies often do — Semrush for research and reporting, Ahrefs for link work. For an individual, paying for both is hard to justify; you would be spending upwards of ₹20,000 a month on tooling before writing a word. Pick one, use it properly for six months, then reassess.

What should a beginner in India use instead?

Google Search Console for your own data, Google Keyword Planner for volume ranges, and Ahrefs' free plan for occasional link checks. If you need one paid tool, Mangools at about $29.90/month covers keyword research and rank tracking at a fraction of either of these.

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