SEO Radar
Semrush vs Ahrefs: which SEO tool is worth paying for in 2026?
Semrush vs Ahrefs at the entry tier is a $117.33 against $108 a month question, and the price gap explains almost nothing. Semrush SEO tracks 500 keywords daily and bundles AI-visibility reports; Ahrefs Lite tracks 750 keywords but refreshes them weekly and sells crawl credits. Both pricing pages were checked on October 20, 2026.
What matters
- Semrush SEO costs $117.33/mo billed annually ($139 monthly). Ahrefs Lite costs $108/mo annually ($1,290 upfront) or $129 monthly. Ahrefs is cheaper on both cycles.
- Ahrefs Rank Tracker updates weekly on Lite, Standard, Advanced and Enterprise. Semrush's entry SEO plan tracks 500 keywords daily, and that is the single biggest workflow difference.
- AI-visibility tracking is inside Semrush paid plans (Starter adds 50 tracked prompts at $165.17/mo annual). At Ahrefs it is Brand Radar, sold separately from $199/mo or 150 checks/mo inside Lite.
- Semrush Advanced has no public price in 2026: it is a request-a-demo tier. Ahrefs still lists Advanced at $449/mo and Enterprise at $1,499/mo with an annual commitment.
Semrush vs Ahrefs pricing, plan by plan
Both vendors now price on annual billing by default and discount roughly 17% for prepaying. Semrush lists SEO at $117.33 per month billed annually, against $139 if you pay month to month. Ahrefs lists Lite at $108 per month billed annually, which is $1,290 charged once a year, against $129 monthly.
The tiers above those follow the same shape. Semrush Starter is $165.17/mo annual ($199 monthly) and Pro+ is $248.17/mo annual ($299 monthly). Ahrefs Standard is $208/mo annual ($2,490/yr) or $249 monthly, and Advanced is $374/mo annual ($4,490/yr) or $449 monthly. Ahrefs Enterprise sits at $1,499/mo with an annual commitment.
One asymmetry matters for budgeting: Semrush no longer publishes a price for its top self-serve tier. Advanced is a "Custom / Request demo" card, so a team that needs 40+ websites, 5,000+ daily keywords and unlimited prompt tracking has to go through sales before it can compare quotes. Ahrefs keeps every tier on the page.
What $117 to $129 a month actually buys
The two products meter different things. Semrush sells website slots and keyword counts: the SEO plan covers 5 websites and 500 keywords tracked daily, with Site Audit and Position Tracking included. Ahrefs sells credits and crawl budget: Lite gives 750 tracked keywords, 100,000 crawl credits per month, 1,000 credits per user, 5 unverified projects plus unlimited verified ones, and six months of historical data.
That means the cheaper plan is not automatically the smaller one. A consultant who lives in Site Explorer and Keywords Explorer gets more usable research volume from Ahrefs Lite at $108 than from Semrush SEO at $117.33. An agency running five client sites with daily position checks gets more from Semrush, because the keyword tracking and reporting are already inside the plan instead of metered.
Ahrefs also keeps a $29/mo Starter plan described as a way to "see what people search and spy on competitors." It does not appear in Ahrefs' own plan-comparison table, so treat it as a research entry point rather than a project workspace with audit and rank tracking.
The rank-tracking gap the comparison posts skip
Ahrefs' feature table lists Rank Tracker update frequency as Weekly on Lite, Standard, Advanced and Enterprise alike. Paying $449 a month does not buy daily rank updates. Semrush's SEO plan advertises 500 keywords to track daily for $117.33/mo annual.
If you check rankings monthly, weekly data is fine and this is a non-issue. If you run title-tag tests, chase local pack movement, or need to see a penalty land the same day it happens, a weekly refresh means you are always reading stale positions. Semrush Pro+ raises the ceiling to 1,500 keywords tracked daily and adds multi-location and device tracking.
This is the tradeoff to decide on first. Everything else, including backlink index size and interface preference, is secondary to whether the data arrives fast enough for how you work.
Where AI search tracking sits in each plan
Semrush folded AI visibility into the paid lineup during its 2026 restructure. The SEO plan lists tracking performance in AI search, AI sentiment monitoring, AI visibility reports for any domain and monitoring of custom prompts. Starter adds hard numbers: 50 prompts tracked daily, one domain for AI brand performance and 300 AI visibility reports per day. Pro+ raises that to 100 prompts daily, Advanced goes unlimited.
Ahrefs meters the same job through Brand Radar. Lite includes 150 checks per month across 5 tracked prompts, Standard 300 checks and 10 prompts, Advanced 600 checks and 20 prompts. One check is one prompt on one platform in one location, and overage is billed at the end of the month. Brand Radar is also sold standalone from $199/mo, or as prompt packages: $50/mo for 2,500 checks, $100/mo for 7,000, $250/mo for 25,000, with overage between $0.010 and $0.020 per check.
For a small agency that needs to show clients how they appear in ChatGPT and AI Overviews, Semrush includes that reporting inside a $165.17/mo plan. At Ahrefs the equivalent reporting starts at $199/mo on top of your plan, or arrives in tiny volumes inside Lite.
Seats and add-ons change the real monthly bill
Neither vendor includes a team in the base price. Ahrefs charges $40/mo per extra user on Lite (up to 2 more), $60/mo on Standard (up to 5) and $80/mo on Advanced (up to 10), with an annual prepay option at $400, $600 and $800 per user per year. Semrush lists additional users starting at $45/mo.
Ahrefs unbundles more of the product than the plan card suggests. Content Kit starts at $99/mo, Report Builder is $99/mo, and Project Boost runs $20/mo per project on Pro or $200/mo per project on Max. Semrush sells add-ons the same way: Base Report at $10/mo, Pro Report at $20/mo, Lead Generation at $90/mo.
- Two-person team on Ahrefs Lite: $108 + $40 = $148/mo annual.
- Two-person team on Semrush SEO: $117.33 + $45 = $162.33/mo annual.
- Both tools at entry: $108 + $117.33 = $225.33/mo, which is more than most freelancers bill for a single audit.
Add content tooling on either side and the seat math stops being the deciding factor: a $99/mo Content Kit or a $90/mo Lead Gen add-on outweighs the $9 monthly difference between the entry plans.
Which one should you buy?
- Freelancer with one to five client sites, daily position checks: Semrush SEO at $117.33/mo annual. Daily tracking plus audit inside one plan is the cheapest way to get both.
- Consultant doing link prospecting, competitor research and content gap work: Ahrefs Lite at $108/mo annual. The crawl credits, 750 keywords and unlimited verified projects fit research-heavy workflows better than site slots do.
- Agency reporting on AI visibility to clients: Semrush Starter at $165.17/mo annual, because the prompt tracking and per-domain reports are bundled. Ahrefs requires Brand Radar from $199/mo on top.
- Budget under $50: Ahrefs Starter at $29/mo, accepting that project-level audit and rank tracking are not part of it.
- Top-end buyer needing 40+ sites and unlimited prompt tracking: expect a sales call at Semrush, a listed $449/mo at Ahrefs.
What neither plan solves
Both pricing pages are silent on things buyers ask about later. Neither entry plan includes a writer: Ahrefs' AI Content Helper lives in the $99/mo Content Kit, and Semrush's content optimization appears from Pro+ upward. Ahrefs meters Site Audit by crawl credits (100,000/mo on Lite, 500,000 on Standard), and its always-on crawl at 10 pages per minute is a separate Project Boost Pro add-on at $20/mo per project. Semrush includes Site Audit in the plan but does not publish a crawl allowance on its pricing page.
Historical data is the other quiet limit. Ahrefs Lite stops at six months of history, two years on Standard and five on Advanced. Semrush only lists historical SEO data from Pro+ upward, so the $117.33 plan is a current-state tool. If you need three-year trend comparisons for a client report, that requirement alone moves you to a $200+ tier on either platform.
Pick the vendor whose metering matches your work, then size the tier so the limit you hit first is a limit you do not care about.
At a glance
| Plan detail | Semrush SEO | Ahrefs Lite |
|---|---|---|
| Annual price | $117.33/mo ($1,408/yr) | $108/mo ($1,290/yr) |
| Monthly price | $139/mo | $129/mo |
| Sites or projects | 5 websites monitored | 5 unverified + unlimited verified projects |
| Keyword tracking | 500 keywords, daily updates | 750 keywords, weekly updates |
| Historical data | Not on this plan; Pro+ adds it | 6 months |
| AI visibility | AI search tracking, sentiment, reports for any domain | 150 checks/mo, 5 prompts |
| API access | MCP on Starter; API integration on Advanced | API and MCP on Lite |
| Extra seats | From $45/mo | $40/mo, up to 2 more |
FAQ
Is Semrush cheaper than Ahrefs?
No at the entry tier. Ahrefs Lite is $108/mo billed annually or $129 monthly, against Semrush SEO at $117.33/mo annual or $139 monthly. Ahrefs is the cheaper plan on both billing cycles, but Semrush includes daily rank tracking and AI-visibility reports that Ahrefs meters separately.
Does Ahrefs update rank tracking daily?
No. Ahrefs lists Rank Tracker update frequency as weekly on Lite, Standard, Advanced and Enterprise. If you need daily positions, Semrush's SEO plan includes 500 keywords tracked daily, and Pro+ raises that to 1,500.
Do I need both Semrush and Ahrefs?
Most small teams do not. The combined entry cost is $225.33/mo on annual billing, which buys overlapping keyword and audit data. Choose Ahrefs if link and crawl research dominates your week, choose Semrush if daily rankings and AI-visibility reporting for clients do.
Related reading
Ahrefs pricing 2026, SE Ranking pricing, Ahrefs tool profile, Semrush tool profile, What do generative engine optimization tools actually cost in 2026?