KDP categories · Top KDP authors
Detective: Amazon KDP category data
Amazon Kindle eBooks Best Sellers data for Detective, updated Nov 2, 2026: median price $4.99, median 8,900 reviews, average rating 4.3 and a KDPTop opportunity score of 17/100 (highly competitive).
| Price range (middle 50%) | $2.99 – $9.99 |
|---|---|
| Average rating | 4.3 |
| New releases (90 days) | 14% |
| Books on the list | 100 |
| Store | Kindle eBooks |
What stands out
- Its review barrier is higher than in 99% of Kindle eBooks categories: the median best seller has 8,900 reviews, so new books need time to build up.
- At $4.99 its median price is below 91% of Kindle eBooks categories, so it is a volume game.
- Prices spread wide: the middle half runs from $2.99 to $9.99, so budget editions and premium or boxed sets sell side by side.
Top 10 Detective best sellers
-
The Detective's Wife: An absolutely gripping and unputdownable psychological thriller packed with nail-biting twists
by Mary Stone
- List rank#1
- Price$3.99
- Rating4.5
- Reviews3,682
-
-
The Last Flight: A Novel
by Julie Clark
- List rank#3
- Price$8.77
- Rating4.4
- Reviews78,963
-
Weyward: A Novel
by Emilia Hart
- List rank#4
- Price$12.99
- Rating4.4
- Reviews63,730
-
In Her Eyes: An absolutely unputdownable psychological thriller with a killer twist
- List rank#5
- Price$0.99
- Rating4.3
- Reviews29,668
-
To Live and Die in Dixie: A Callahan Garrity Mystery – A Southern Amateur Sleuth Mystery of Civil War Relics and Murder (Callahan Garrity Mysteries Book 2)
by Mary Kay Andrews
- List rank#6
- Price$2.99
- Rating4.3
- Reviews2,907
-
To His New Wife: A twisty and utterly unputdownable psychological thriller (The Stone Family Book 1)
by Willow Rose
- List rank#7
- Price$3.99
- Rating4.2
- Reviews11,570
-
The Getaway
by Kieran Scott
- List rank#8
- Price$4.99
- Rating4.0
- Reviews5,261
-
-
The Ferryman's Daughter (Bloodlines Book 1)
by Yasmin Angoe
- List rank#10
- Price$4.99
- Rating4.2
- Reviews2,115
FAQ
Is Detective a good niche for Amazon KDP?
Its KDPTop opportunity score is 17/100, which makes it highly competitive. The median best seller has 8,900 reviews and sells for $4.99.
How many reviews do you need to rank in Detective?
The median best seller has 8,900 reviews, and 5% of them have fewer than 100.
What do Detective best sellers cost?
The median price is $4.99; half of the best sellers are priced between $2.99 and $9.99.
Can new books break into Detective?
14% 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.