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seo.bargains

Head-to-head

Semrush vs Google Keyword Planner: Which Is Better in 2026?

Our overall pick

Semrush

from $139/mo

Semrush plans and catches

Alternative

Google Keyword Planner

no published price

Google Keyword Planner plans and catches

Quick verdict

Semrush for professional keyword research. GKP for Google Ads campaign planning or basic free keyword research on a zero budget.

Category by category

Our call by category
CategorySemrushGoogle Keyword Planner
FeaturesStronger–
BacklinksStronger–
KeywordsStronger–
PricingEvenEven
Ease of use–Stronger
SupportEvenEven
Starting pricefrom $139/mono published price

Category calls are editorial judgements, not lab test results. Swipe sideways if the table is cut off.

Features
Semrush covers all SEO and marketing disciplines. GKP is a keyword and bid planning tool designed for Google Ads, not organic SEO
Backlinks
Semrush has comprehensive backlink analysis. GKP has no backlink data
Keywords
Semrush's Keyword Magic Tool has 26B+ keywords with organic difficulty, SERP features, and intent data. GKP shows ad competition and bucketed volume ranges
Pricing
Compare the source-linked plan prices and included limits below. Currency and billing basis must match before treating one option as cheaper.
Ease of use
GKP is familiar to anyone who uses Google products. Semrush requires investment to learn but delivers far more actionable insights
Support
Check the vendor help centre and support terms for the plan you are considering; no comparative response-time test is claimed.

Every paid plan on one price scale

Semrush

  1. SEO$139/mo
  2. Starter$199/mo
  3. Pro+$299/mo
  4. Advanced$549/mo
Published monthly-billing price for each paid plan ("yearly" where only an annual rate was captured). Same scale for both tools. Plan limits differ, so a cheaper plan may cover less: see each tool page for limits.
  • Partly checkedSemrush: prices read from semrush.com on . SEO + AI Search portfolio; add-ons and extra seats cost more. Annual totals calculated from the displayed monthly-equivalent rates.
  • Partly checkedGoogle Keyword Planner: source information reviewed from support.google.com and support.google.com on . No cost stated on fetched pages; billing information required to complete account setup.

Which should you pick?

Pick Semrush if

You do professional SEO work and need competitor intelligence, organic difficulty scores, and comprehensive keyword databases

Semrush plans and catches

Pick Google Keyword Planner if

You're planning Google Ads campaigns and want native Google data, or you're just starting out and have no SEO budget

Google Keyword Planner plans and catches

Our take

Every experienced SEO uses Google Keyword Planner — not as their primary tool, but as a cross-check. When Semrush shows a keyword with 5,000 monthly searches and GKP shows it in the 1K-10K range, you're at least in the right ballpark. But building an SEO strategy solely on GKP data is limiting. The bucketed volumes, the ad-focused competition metrics, and the lack of organic SERP data all constrain what you can learn. Semrush's Keyword Magic Tool gives you the specificity and competitive context that GKP can't match.

Frequently asked questions

Is GKP data good for finding SEO keywords?
Good for broad direction. For specific targeting, the bucketed volume ranges (1K-10K) are too imprecise to make confident content investment decisions.