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Science Fiction & Fantasy (Genres & Styles, Books): Amazon KDP category data
Amazon Books Best Sellers data for Science Fiction & Fantasy (Genres & Styles, Books), updated Nov 2, 2026: median price $17.93, median 308 reviews, average rating 4.6 and a KDPTop opportunity score of 30/100 (highly competitive).
| Price range (middle 50%) | $13.25 – $22.76 |
|---|---|
| Average rating | 4.6 |
| New releases (90 days) | 4% |
| Books on the list | 100 |
| Store | Books |
What stands out
- Its median reviews are 17% of the parent category Genres & Styles (1,801), one of the easier corners under it.
- Only 4% of its best sellers are under 90 days old, fewer than in 82% of Books categories: established titles hold the list.
Top 10 Science Fiction & Fantasy best sellers
-
A Hobbit, a Wardrobe, and a Great War: How J.R.R. Tolkien and C.S. Lewis Rediscovered Faith, Friendship, and Heroism in the Cataclysm of 1914-1918
- List rank#1
- Price$10.99
- Rating4.6
- Reviews1,640
-
The War for Middle-earth: J.R.R. Tolkien and C.S. Lewis Confront the Gathering Storm, 1933–1945
- List rank#2
- Price$14.49
- Rating4.8
- Reviews222
-
The King Under the Mountain: In Search of J. R. R. Tolkien
by D. J. Taylor
- List rank#3
- Price$29.82
- Rating3.6
- Reviews4
-
Wonderbook: The Illustrated Guide to Creating Imaginative Fiction
by Jeff VanderMeer
- List rank#4
- Price$9.99
- Rating4.7
- Reviews929
-
The Letters of J. R. R. Tolkien: Revised and Expanded edition
- List rank#5
- Price$34.79
- Rating4.9
- Reviews534
-
Atlas Of Middle-Earth: The Essential Guide to the Geography of the World of The Lord of the Rings
by Karen Wynn Fonstad
- List rank#6
- Price$12.93
- Rating4.8
- Reviews3,027
-
World of Tolkien Seven-Book Boxed Set - Tolkien Reference Books for All Ages, Illustrated Lord of the Rings Guides, Boxed Set
by David Day
- List rank#7
- Price$42.12
- Rating4.7
- Reviews366
-
The Baron Trump Collection: Complete 3-Book Collection - Ingersoll Lockwood's Time Travel Novels: Travels and Adventures of Little Baron Trump with ... Journey | The Last President (1896)
by Lockwood Ingersoll
- List rank#8
- Price$15.97
- Rating4.3
- Reviews239
-
On Writing and Worldbuilding: Volume I
by Timothy Hickson
- List rank#9
- Price$13.99
- Rating4.8
- Reviews2,497
-
The Allure of the Multiverse: Extra Dimensions, Other Worlds, and Parallel Universes
by Paul Halpern
- List rank#10
- Price$1.99
- Rating4.3
- Reviews109
FAQ
Is Science Fiction & Fantasy a good niche for Amazon KDP?
Its KDPTop opportunity score is 30/100, which makes it highly competitive. The median best seller has 308 reviews and sells for $17.93.
How many reviews do you need to rank in Science Fiction & Fantasy?
The median best seller has 308 reviews, and 18% of them have fewer than 100.
What do Science Fiction & Fantasy best sellers cost?
The median price is $17.93; half of the best sellers are priced between $13.25 and $22.76.
Can new books break into Science Fiction & Fantasy?
4% 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.