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Crime & Mystery (Science Fiction, Books): Amazon KDP category data
Amazon Books Best Sellers data for Crime & Mystery (Science Fiction, Books), updated Nov 3, 2026: median price $10.50, median 2,098 reviews, average rating 4.4 and a KDPTop opportunity score of 29/100 (highly competitive).
| Price range (middle 50%) | $3.59 – $14.95 |
|---|---|
| Average rating | 4.4 |
| New releases (90 days) | 15% |
| Books on the list | 100 |
| Store | Books |
What stands out
- Its median reviews are 7% of the parent category Science Fiction (30,843), one of the easier corners under it.
- Its review barrier is higher than in 92% of Books categories: the median best seller has 2,098 reviews, so new books need time to build up.
- At $10.50 its median price is below 88% of Books categories, so it is a volume game.
Top 10 Crime & Mystery best sellers
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Platform Decay (The Murderbot Diaries Book 8)
by Martha Wells
- List rank#4
- Price$12.99
- Rating4.6
- Reviews11,065
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Dark Matter: Ellis McFadden Mysteries
by Kristen Painter
- List rank#5
- Price$5.99
- Rating4.7
- Reviews16
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Paradox: A Novel (Cash & Colcord Book 2)
- List rank#7
- Price$15.99
- Rating4.4
- Reviews3,361
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CALICO one of the most gripping and twistiest thrillers you'll read this year
by Lee Goldberg
- List rank#8
- Price$2.99
- Rating4.6
- Reviews7,771
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The Silo Series Boxed Set: Wool, Shift, Dust, and Silo Stories
by Hugh Howey
- List rank#9
- Price$31.60
- Rating4.7
- Reviews5,711
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Rapport: Friendship, Solidarity, Communion, Empathy: A Tor Original
by Martha Wells
- List rank#10
- Price$3.19
- Rating4.8
- Reviews5
Same niche in Kindle eBooks: Crime & Mystery
FAQ
Is Crime & Mystery a good niche for Amazon KDP?
Its KDPTop opportunity score is 29/100, which makes it highly competitive. The median best seller has 2,098 reviews and sells for $10.50.
How many reviews do you need to rank in Crime & Mystery?
The median best seller has 2,098 reviews, and 21% of them have fewer than 100.
What do Crime & Mystery best sellers cost?
The median price is $10.50; half of the best sellers are priced between $3.59 and $14.95.
Can new books break into Crime & Mystery?
15% of the current best sellers were released in the last 90 days.
About this data
Data comes from KDPTop's daily crawl of Amazon's public Best Sellers pages; medians use the latest list. The opportunity score (0–100, higher is easier to enter) combines the review barrier, the share of low-review books, list turnover, new-release share and price.