How to Tell If a KDP Keyword Is Too Competitive

You find a keyword that looks perfect.

It describes your book accurately. Amazon autocomplete suggests something similar. The search results are full of books aimed at the same reader. Maybe the phrase even appears to have healthy search volume.

So you add it to your list.

But there is another question to answer before that keyword earns one of your seven KDP keyword fields, a place in your subtitle, or a central role in your publishing strategy:

Can your book realistically compete for it?

This is where KDP keyword research often goes wrong.

Authors are frequently told to look for simple signals: fewer than a certain number of competing books, fewer than 100 or 150 reviews, a particular Best Sellers Rank, or a reassuring “low competition” label in a keyword tool.

Those numbers can be useful clues.

None of them, on its own, tells you whether a keyword is worth targeting.

A phrase with only 80 highly relevant competing books can be brutally difficult if page one is controlled by established titles with thousands of reviews and years of sales history. A phrase with thousands of search results can still contain an opening if the books receiving the meaningful visibility are weaker, poorly matched, or being displaced by newer titles.

The useful question is not:

How many books compete for this keyword?

It is:

What does the competitive landscape that buyers actually see look like?

The Quick Answer: Judge the First Page, Not the Headline Number

Amazon recommends searching the keywords you are considering before publication and checking whether the results are relevant and satisfactory. It also advises publishers to think like readers and use language customers are likely to search for. Relevant keywords work alongside factors such as sales history and Amazon Best Sellers Rank in determining search placement. Amazon’s current keyword guidance also confirms that KDP publishers can use up to seven keywords or short phrases.

That means a useful competition check needs to look beyond the keyword itself.

Before targeting a KDP keyword, investigate seven things:

1. How relevant are the books already ranking on page one?
2. How strong is the review wall?
3. Are those books actually selling?
4. Is demand spread across several books or dominated by one outlier?
5. Are newer books breaking into visible positions?
6. What standard of product are you being asked to beat?
7. Is the potential demand large enough to justify the competition?

You are not searching for a magical “low competition” number.

You are looking for evidence that a relevant, well-made new book has a plausible route into the results where buyers are actually making their decisions.

If you are still deciding whether the whole book idea is commercially viable, start with Will Your KDP Book Idea Actually Sell Before You Publish It?. This article focuses specifically on the competition behind an individual keyword.

Why Simple KDP Competition Rules Fail

Simple thresholds are attractive because they turn a difficult judgement into a yes-or-no decision.

You may see advice such as:

• Target keywords with fewer than 1,000 search results.
• Avoid page-one books with more than 150 reviews.
• Look for a Best Sellers Rank below a particular number.
• Only choose “low competition” long-tail keywords.

The problem is that KDP markets do not behave uniformly.

A children’s workbook, a specialist nonfiction guide, a puzzle book, a romance novel, and a large-print activity book can have completely different review patterns, price expectations, sales volumes, and barriers to entry.

Even within one market, averages can conceal the useful information.

Imagine a page where one book has 6,000 reviews but five other visible books have fewer than 200. The average review count looks frightening. The actual competitive picture is more interesting.

Or imagine a search where almost every page-one book has fewer than 50 reviews. That sounds promising until you discover that the books also have weak sales ranks and little evidence of sustained demand.

Low competition only matters when there is something worth competing for.

For the wider process of generating, filtering, and selecting keywords, see our Amazon KDP Keyword Research Guide and KDP Keyword Research Checklist.

Sign 1: Page One Is Full of Books That Match the Search Extremely Well

Start with relevance.

Search your proposed keyword in the Books or Kindle Store department and temporarily ignore the total number of results.

Look at the books receiving the visible positions.

Ask:

If I were the shopper who typed this phrase, would these books satisfy what I was looking for?

If almost every result is an excellent match, Amazon appears to have a very clear understanding of that search. That can be positive evidence of buyer intent. It can also mean your new book has to compete directly with a well-established set of highly relevant products.

Imagine the phrase chair yoga for seniors. If page one is overwhelmingly populated by books specifically offering chair yoga for older adults, a new book must earn visibility against products that already fit the query extremely well.

Now compare that with a phrase where page one contains general yoga books, exercise guides for all ages, loosely related journals, books that only partially satisfy the search, and several titles that do not directly address the intended reader.

That can indicate a less settled result page. But do not immediately assume you have found a gap.

Irrelevant results can mean an opportunity. They can also mean the phrase does not generate enough meaningful book-buying activity for Amazon to have developed a strong result set.

This is why relevance must be assessed alongside demand.

Sign 2: There Is a Review Wall

Review count is one of the easiest competitive signals to see, which is why it is so often turned into an arbitrary rule.

You may have encountered formulas such as “Only target keywords where the top books have fewer than 100 reviews.” That is too crude.

Reviews matter because they tell you something about the accumulated social proof and history of the existing listings. But the distribution matters more than a single cut-off.

Market A

There is a substantial review wall between a new book launching with no reviews and the products buyers already trust.

Market B

The average is still pulled upwards by one enormous title. Yet Market B tells a different story: several books with relatively modest review counts have gained visible positions.

Look at the median as well as the average

Whenever one or two very large titles dominate the result set, the average can make the entire market appear stronger than it is.

The median gives you another view, but do not stop there either.

• Are most books heavily reviewed?
• Or are one or two giants inflating the number?
• Are low-review books appearing near the top?
• Are those lower-review books recent?
• Do they appear to be selling?

The question is not “Are there books with lots of reviews?” It is “Does page one appear to require lots of reviews?”

Sign 3: Strong Competitors Are Backed by Strong Sales

Now imagine a keyword where the first-page books have low review counts, average covers, old listings, and few recognisable brands.

Fantastic opportunity?

Not necessarily.

What if the books are barely selling?

Low competition only has commercial value when there is worthwhile demand on the other side of it.

Real markets rarely fit perfectly into four boxes. You may find moderate competition with excellent demand, a small keyword that converts unusually well, or a busy market where a specific audience remains poorly served.

That is why Best Sellers Rank and estimated sales matter alongside reviews.

Amazon says Best Sellers Rank reflects customer activity relative to other books and is influenced by both recent and historical activity, with recent activity weighted more heavily. Amazon also cautions that BSR is not an exact measure of unit sales, so any sales figure inferred from it should be treated as an estimate rather than a reported Amazon number.

Sign 4: One Bestseller Is Doing All the Work

This is one of the easiest ways to misread a KDP market.

Suppose one book is selling extremely strongly while the rest of the visible titles show only modest or weak activity. It is tempting to look at the leader and think: There is money in this keyword.

Maybe. Or there may be money in that particular book.

An outlier may benefit from an established author, a large connected catalogue, series traffic, an external audience, a strong email list, significant advertising, years of accumulated sales history, media coverage, a recognisable brand, or an unusually strong concept.

A stronger market signal is when several relevant books are attracting meaningful buyer activity.

Do not ask: “Is there a successful book for this keyword?”

Ask: “Does this keyword appear to support several successful books?”

Sign 5: Newer Books Cannot Break Through

Publication age can reveal something review counts alone cannot.

If virtually every visible title was published several years ago, has hundreds or thousands of reviews, comes from an established author or publisher, and appears to have maintained strong momentum, you may be looking at an entrenched market.

Now compare that with a first page containing several titles released within the past year, modest review counts, reasonable sales ranks, independent publishers, and new books appearing above older competitors.

That proves something useful:

Buyers in this market are willing to choose newer entrants.

No metric can guarantee your book will become one of them. But recent successful entrants are evidence that the competitive wall is not completely closed.

Sign 6: The Product Standard Is Higher Than You Can Realistically Match

Competition is not only numerical.

Compare cover quality, page count, trim size, colour versus black and white, illustrations, interior design, bonus material, author credentials, A+ Content, review strength, price, series depth, and brand recognition.

Suppose you find an attractive children’s activity-book keyword. The review numbers do not look frightening, but almost every leading book is full colour, professionally illustrated, over 120 pages, supported by a recognised educational brand, and aggressively priced.

If your commercial model depends on producing a much shorter black-and-white book at roughly the same selling price, the keyword may be more competitive for your proposed product than the numerical data suggests.

The correct question is not: Can somebody enter this market?

It is: Can the book I am willing and able to create compete with what buyers already receive for their money?

Sign 7: The Demand Does Not Justify the Fight

Finally, put competition back alongside demand.

A highly relevant keyword with healthy search activity, several strong sellers, and some newer entrants may justify competing even if page one is difficult. A similarly difficult keyword with very little search activity may not.

This is why “find the lowest competition keyword” is the wrong objective.

You want an attractive relationship between demand and difficulty.

A harder keyword can still be the better commercial target if the reward for gaining visibility is much larger. An easy keyword may not justify building a subtitle, listing, advertising strategy, or whole book concept around it if hardly anyone searches for it.

The Keyword Quality Analyzer is useful before the deeper competition stage because it helps filter phrases according to buyer intent, specificity, audience clarity, proven KDP format, and stand-out potential.

Green Signals vs Warning Signals

There is no universal formula for a “good” KDP keyword, but the following signals can help you assess the pattern.

No single warning signal necessarily kills the keyword. You are looking at the pattern.

A Simple KDP Keyword Competition Check You Can Do Manually

Step 1: Search the exact phrase on Amazon

Use the relevant Books or Kindle Store department. Amazon notes that search results differ by department and change dynamically, so use the same marketplace and department your intended customer would use.

Step 2: Study the visible result set

Do not make the decision from the total number of search results. Record the books receiving the meaningful positions.

Step 3: Note the review distribution

Record the high end, the median, and the presence of lower-review entrants. Look for outliers rather than relying on one average.

Step 4: Check Best Sellers Rank

Look for evidence that the books occupying visible positions have customer activity. Treat any unit-sales estimate derived from BSR as an estimate, not an Amazon-reported sales figure.

Step 5: Check publication dates

Are recent books gaining traction, or is page one controlled almost entirely by old incumbents?

Step 6: Compare the product standard

Can you genuinely match or exceed what buyers already receive in cover, interior, format, price, authority, and perceived value?

Step 7: Check more than one keyword

Do not build an entire publishing decision around one phrase. A strong book will usually have several relevant discovery routes.

The KDP Keyword Research Checklist gives you the broader pre-publication process for turning this research into a final keyword set.

Manual Research vs KDP Rank Fuel

Manual research is useful because it forces you to look at the books as a buyer would.

The downside is time. If you are comparing 20 or 30 candidate keywords, the repetitive work quickly becomes significant.

What to Do When a Keyword Is Too Competitive

Finding that a keyword is difficult does not mean the research failed. It means you learned something before committing more time or money.

1. Go more specific

Instead of a broad phrase such as chair yoga, investigate a narrower buyer intent such as chair yoga for seniors or another genuinely relevant audience/use case. Do not add words simply to manufacture a long-tail phrase.

2. Change the audience

Sometimes the broad subject is competitive while a clearly defined audience remains less well served.

3. Change the product angle

Look for an opening in format, difficulty, age, visual presentation, use case, progression, tone, geography, or depth.

4. Keep the competitive keyword as a secondary target

A strong high-volume phrase does not have to become the foundation of your listing. You may be able to target more accessible phrases first while still signalling relevance to the broader market.

5. Decide the market is worth fighting for

Sometimes the correct answer is: Yes, this keyword is competitive, and I am targeting it anyway.

That can be rational when demand is substantial, your product is genuinely differentiated, you have a connected catalogue, you can support the launch, the economics justify advertising, or you already have an audience.

Competition is not automatically a reason to run away. It is information about what entering the market will require.

What to Do When a Keyword Looks Promising

Do not immediately paste it into every part of your metadata. Research it further.

This turns keyword research from a collection exercise into a publishing decision.

Amazon gives KDP publishers up to seven keyword or short-phrase fields and recommends choosing terms that accurately describe the book and reflect how customers search.

Those fields are limited real estate.

Do not give them to keywords simply because they sound good. Make the keyword earn its place.

Frequently Asked Questions About KDP Keyword Competition

How do I know if a KDP keyword is too competitive?

Look at the books currently receiving meaningful visibility, particularly page one. Review strength, Best Sellers Rank, estimated sales, publication age, pricing, product quality, and the presence of successful newer titles are more useful together than one competition number.

How many reviews is too many for a KDP keyword?

There is no universal review limit. A market where virtually every visible book has thousands of reviews is clearly harder to enter than one where several low-review titles are gaining positions, but review distribution, sales strength, age, and product quality matter alongside the raw count.

Should I avoid high-competition KDP keywords?

Not automatically. High competition often accompanies strong demand. The decision depends on whether your book has a realistic way to compete and whether the potential sales justify the work, quality, launch support, and advertising required.

Is a KDP keyword good if there are very few competing books?

Not necessarily. Low competition can indicate an opportunity, but it can also indicate weak demand. Look for evidence that several relevant books are actually attracting buyers.

Does Amazon search-result count show KDP competition?

It is a clue, but it is a weak standalone measure. The books receiving visible positions matter more because those are the products your prospective buyer is actually comparing with yours.

Should I use only low-competition keywords in my seven KDP keyword fields?

No. A sensible keyword strategy can contain different levels of competition and demand, provided each phrase accurately matches the book and a relevant buyer intent. The goal is qualified visibility, not simply collecting the easiest phrases available.

How often should I recheck keyword competition?

Competition changes as new books launch, established titles gain or lose momentum, and buyer behaviour changes. Keywords that looked attractive at launch are not necessarily the same opportunities six or twelve months later. Published books should be monitored rather than treated as permanently optimised.

Final Thought: “Low Competition” Is Not the Goal

Finding KDP keywords is easy. Finding ones worth competing for is harder.

A keyword does not become attractive because a tool labels it “low competition,” because Amazon returns fewer than 1,000 results, or because the average competing book falls below an arbitrary review threshold.

You need the full picture.

• Does the keyword represent the right buyer?
• Are books actually selling?
• How entrenched are the current leaders?
• Are newer books breaking through?
• Is demand distributed across several titles?
• Can you match the standard buyers already expect?
• Is the potential reward worth the difficulty of reaching them?

That is the research that matters.

Because the best KDP keyword is not the one with the fewest competitors.

It is the one where the right readers are searching, books are selling, and your book has a realistic reason to win some of that attention.

Ready to check a keyword before you build your listing around it? Run it through the KDP Rank Fuel Keyword Competition Checker.

You can also explore the full Amazon KDP tools suite for keyword research, competitor analysis, listing optimisation, category research, rank tracking, and Amazon Ads.