KDP categories · Top KDP authors
Energy (Physics, Kindle eBooks): Amazon KDP category data
Amazon Kindle eBooks Best Sellers data for Energy (Physics, Kindle eBooks), updated Nov 3, 2026: median price $6.99, median 13 reviews, average rating 4.5 and a KDPTop opportunity score of 23/100 (highly competitive).
| Price range (middle 50%) | $3.99 – $11.74 |
|---|---|
| Average rating | 4.5 |
| New releases (90 days) | 12% |
| Books on the list | 99 |
| Store | Kindle eBooks |
What stands out
- Its median reviews are 2% of the parent category Physics (682), one of the easier corners under it.
- Its review barrier is lower than in 78% of Kindle eBooks categories: the median best seller has only 13 reviews, so new books can chart with few.
- Prices spread wide: the middle half runs from $3.99 to $11.74, so budget editions and premium or boxed sets sell side by side.
Top 10 Energy best sellers
-
Scientific American September 2026
- List rank#1
- Price$6.99
- Rating4.8
- Reviews13
-
Scientific American October 2026
- List rank#2
- Price$6.99
- Rating4.2
- Reviews7
-
Scientific American June 2026
- List rank#3
- Price$6.99
- Rating4.4
- Reviews42
-
The God Notes: How Sound Creates the World
- List rank#4
- Price$14.99
- Rating4.9
- Reviews13
-
Scientific American November 2026
- List rank#5
- Price$6.99
- Reviews-
-
![The DIY Off Grid Solar Power Bible: [10 in 1] The Most Complete and Updated Guide to Desig book cover by Jackson Mitchell](https://images-na.ssl-images-amazon.com/images/I/81sN1Luke8L._AC_UL300_SR300,200_.jpg)
The DIY Off Grid Solar Power Bible: [10 in 1] The Most Complete and Updated Guide to Design, Install, and Maintain Solar Energy Systems for Tiny Homes, Cabins, Rvs, and Boats
- List rank#6
- Price$9.99
- Rating4.5
- Reviews615
-
-
The Universal One
by Walter Russell
- List rank#8
- Price$9.99
- Rating4.6
- Reviews812
-
We Are Electric: Inside the 200-Year Hunt for Our Body's Bioelectric Code, and What the Future Holds
by Sally Adee
- List rank#9
- Price$1.99
- Rating4.5
- Reviews242
-
Scientific American May 2026
- List rank#10
- Price$6.99
- Rating4.0
- Reviews1
FAQ
Is Energy a good niche for Amazon KDP?
Its KDPTop opportunity score is 23/100, which makes it highly competitive. The median best seller has 13 reviews and sells for $6.99.
How many reviews do you need to rank in Energy?
The median best seller has 13 reviews, and 73% of them have fewer than 100.
What do Energy best sellers cost?
The median price is $6.99; half of the best sellers are priced between $3.99 and $11.74.
Can new books break into Energy?
12% 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.