How to Decide If a Keyword Is Actually Worth the Effort to Rank For

Not every keyword is worth pursuing. In fact, chasing the wrong keywords is one of the most common and costly mistakes in ecommerce SEO — you invest months of effort, produce great content, build links, and then realize the traffic either doesn’t exist, doesn’t convert, or is dominated by competitors you can’t realistically beat.

This guide gives you a clear, repeatable framework to evaluate any keyword before you commit a single hour of work to it. By the end, you’ll know exactly how to separate keywords worth fighting for from those that are a distraction.

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The 6-Factor Keyword Evaluation Framework

Before investing in ranking for any keyword, run it through these six filters. A keyword needs to pass all six to be worth serious pursuit.

Factor 1: Search Volume — Is Anyone Actually Searching for This?

Search volume is the average number of monthly searches for a keyword. It tells you the size of the potential audience — but it needs to be interpreted carefully.

Search volume guidelines for ecommerce:

• Under 100/month: Usually only worth targeting if it’s hyper-specific with high purchase intent and zero competition
• 100–1,000/month: Sweet spot for new stores — significant enough to matter, small enough to be winnable
• 1,000–10,000/month: High-value targets requiring solid domain authority and a strong content strategy
• 10,000+/month: Extremely competitive — typically reserved for established stores with high DR

Important nuance: A keyword with 200 monthly searches and 80% buyer intent can be worth more than a keyword with 5,000 monthly searches that attracts researchers who never buy. Volume alone is not the metric.

How to check search volume:

• Use SEMrush’s Keyword Overview tool — enter any keyword and instantly see monthly volume, trend data, and seasonal patterns
• Check volume trends over 12 months — is the keyword growing, stable, or declining?
• Look at global vs local volume if you’re targeting US-specific traffic

Factor 2: Keyword Difficulty — Can You Realistically Rank?

Keyword Difficulty (KD) is a score from 0–100 that estimates how hard it will be to rank on page 1 for a given keyword based on the authority of sites currently occupying those positions.

Keyword difficulty benchmarks by domain authority:

• New store (DR 0–20): Target KD 0–20 — these are genuinely winnable with good content
• Growing store (DR 20–40): Target KD 20–40 — competitive but achievable with consistent effort
• Established store (DR 40–60): Target KD 30–55 — strong content and link building required
• Authority store (DR 60+): Can compete for KD 50–80 with the right resources

What KD doesn’t tell you:

• Whether the top results are from mega-sites (Amazon, Wikipedia) that are practically impossible to displace
• Whether the SERP is dominated by fresh content (which may be easier to outrank over time)
• Whether the top results have weak on-page optimization despite high DR

Always manually check the top 10 results for any keyword — a KD of 45 might be perfectly achievable if the ranking pages have poor content, even if their domain authority is high.

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Factor 3: Search Intent — Will This Traffic Convert?

This is the most underrated factor in keyword evaluation — and the one most likely to save you from wasting months of effort. A keyword might have great volume and achievable difficulty, but if the search intent doesn’t align with your goal (getting sales), it’s not worth pursuing.

Intent evaluation process:

• Search the keyword in incognito mode and study the top 10 results
• Informational intent (how-to guides, explainers) → good for blog content, brand awareness, not direct sales
• Commercial investigation intent (best X, X vs Y, X reviews) → excellent for comparison content, drives consideration
• Transactional intent (buy X, X price, X for sale) → direct purchase intent — highest value for product pages
• Navigational intent (brand + product) → typically only relevant for the brand being searched

Red flag intent scenarios:

• SERP is all YouTube videos → video content dominates, text pages unlikely to rank well
• SERP is all Reddit and Quora threads → community discussion intent, commercial pages struggle
• SERP is dominated by news articles → freshness-dependent results, hard for evergreen content to maintain position

Factor 4: Business Relevance — Is This Traffic Valuable to Your Store?

Traffic for its own sake has no value. The keyword must be relevant to what you sell and attract people who could become customers.

The Business Relevance Score (BRS) — a simple internal check:

• Score 3 (High): Directly related to your product — searcher is a likely buyer
• Score 2 (Medium): Tangentially related — searcher could become a customer with the right content
• Score 1 (Low): Loosely related — searcher is unlikely to ever purchase from you
• Score 0: Irrelevant — no realistic path to conversion

Only pursue keywords with a BRS of 2 or 3. Keywords with a BRS of 1 might be worth targeting for brand awareness, but don’t invest heavy resources in them.

Factor 5: SERP Features — What Does Page 1 Actually Look Like?

Modern Google SERPs contain more than just 10 blue links. The presence of certain SERP features dramatically affects how much traffic organic results actually receive — and whether your page type can even appear in the prominent positions.

SERP features that affect keyword value:

• Featured snippet / position zero: Captures 20–30% of clicks — can you write content that earns this?
• Google Shopping ads (top of page): Indicates high commercial intent — good for product pages
• AI Overview: If present, organic results are pushed further down — factor this into traffic estimates
• People Also Ask boxes: Opportunity to appear for multiple related queries with FAQ content
• Local Pack: Relevant if you have a physical location or serve a geographic market
• Image pack: If images dominate, invest in image optimization

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Factor 6: ROI Potential — What Is This Traffic Actually Worth?

The final filter: if you rank #1 for this keyword, what’s the realistic revenue impact? This calculation combines all previous factors.

Simple ROI estimation formula:

• Estimated monthly traffic = (monthly search volume) × (CTR for your target position)
• Typical CTR benchmarks: Position 1 = ~28%, Position 3 = ~11%, Position 5 = ~7%
• Revenue potential = estimated traffic × your store’s conversion rate × average order value

Example:

• Keyword: ‘mens leather bifold wallet’ — 2,400 searches/month
• Target position 3 → CTR ~11% → ~264 monthly visits
• Store conversion rate: 2.5% → ~6.6 orders/month
• Average order value: $65 → ~$430 additional monthly revenue
• Annual value: ~$5,160 — absolutely worth pursuing if KD is achievable

This calculation quickly reveals which keywords deserve serious resource investment and which deliver insufficient ROI even if you rank #1.

The Keyword Evaluation Decision Tree

Ask these questions in order:

• Does it have meaningful search volume for your goals? If NO → skip
• Is the KD achievable for your current domain authority? If NO → add to future pipeline
• Does the intent match what your page/store offers? If NO → wrong page type, reconsider
• Is there genuine business relevance? If NO → skip or deprioritize
• Are SERP features favorable to your content type? If NO → adjust strategy
• Does the ROI potential justify the effort? If YES to all above → pursue it

Quick Keyword Evaluation Checklist

• ✅ Checked monthly search volume — sufficient for your goals
• ✅ Reviewed KD score against your current domain authority
• ✅ Manually searched keyword and studied top 10 results
• ✅ Confirmed search intent aligns with your content/product
• ✅ Assigned a Business Relevance Score of 2 or 3
• ✅ Checked SERP features — no showstopper features blocking your page type
• ✅ Calculated realistic ROI if ranking is achieved
• ✅ Added to content calendar or deprioritized accordingly

Final Thoughts

Keyword evaluation is the difference between an SEO strategy that produces revenue and one that produces rankings for traffic that never converts. Take 10 minutes to run every target keyword through this six-factor framework before you invest in it — it will save you months of misdirected effort.

The best keywords aren’t always the most obvious ones. Often, the highest-value opportunities are long-tail, low-competition keywords with clear buyer intent that your competitors haven’t bothered to optimize for.

Evaluate keywords faster and smarter with SEMrush: Keyword Overview, Keyword Magic Tool, and Keyword Gap Analysis give you every data point in this framework at a glance. Visit semrush.com to start free.