KDP categories · Top KDP authors
Hardware (Computers, Kindle eBooks): Amazon KDP category data
Amazon Kindle eBooks Best Sellers data for Hardware (Computers, Kindle eBooks), updated Nov 2, 2026: median price $4.99, median 2 reviews, average rating 4.4 and a KDPTop opportunity score of 25/100 (highly competitive).
| Price range (middle 50%) | $2.99 – $4.99 |
|---|---|
| Average rating | 4.4 |
| New releases (90 days) | 6% |
| Books on the list | 64 |
| Store | Kindle eBooks |
What stands out
- Its median reviews are 2% of the parent category Computers (126), one of the easier corners under it.
- Its review barrier is lower than in 93% of Kindle eBooks categories: the median best seller has only 2 reviews, so new books can chart with few.
- At $4.99 its median price is below 91% of Kindle eBooks categories, so it is a volume game.
Top 10 Hardware best sellers
-
Electronics Troubleshooting for Beginners: PC Cleaning, Basic Repair, and Common Device Checks (PC Guides for Beginners)
by Corner Smile
- List rank#1
- Price$4.99
- Reviews-
-
The STEM Squad: Tariq's Code: Book Two of The STEM Squad Series
by Rick Hollandsworth
- List rank#2
- Price$2.99
- Reviews-
-
Computer Engineering for Babies (Tiny Thinkers Academy): A Friendly First Look at Designing Smart Machines (Tiny Thinkers Academy - STEM for Babies)
by EFFICIENT SAUL
- List rank#3
- Price$4.99
- Rating4.0
- Reviews4
-
The Great Data Center Adventure: Exploring the Backbone of the Internet: A STEM Adventure for Kids
by Ana Franco
- List rank#4
- Price$4.99
- Rating4.9
- Reviews14
-
Hey! I’m not a Book! I’m really… a ROBOT! (The “Not a Book” Book Series)
by Captain HappyLife
- List rank#5
- Price$4.99
- Rating4.2
- Reviews45
-
The Secret of the Magic eyePad: Putney Hicks Inventor Adventures–Book 1
by Marsha Tufft
- List rank#6
- Price$2.99
- Rating4.8
- Reviews220
-
Technology Made Easy For Kids: A Fun STEM Learning Journey into Technology, Robotics, AI, Coding, Space and Engineering for Kids Ages 8-14 (Smart STEM Made Easy For Kids Book 4)
- List rank#7
- Price$2.99
- Rating4.4
- Reviews20
-
How Computers Work: A STEM journey into how things work, coding and technology for kids, and inside the machines you use every day. (How the World Works - The Curious Minds Collection Book 7)
by Scientia KnowYa
- List rank#8
- Price$5.99
- Rating5.0
- Reviews3
-
AI BEYOND THE BASICS FOR KIDS (2 BOOKS IN 1): A KID’S GUIDE TO MASTERING AI SKILLS FOR FUTURE DREAM JOBS (STEM MADE SIMPLE FOR KIDS)
by Kabe Perry
- List rank#9
- Price$9.99
- Rating4.6
- Reviews15
-
The Secret Castle in the Cloud: Lost Bitcoins
by Vincent Chen
- List rank#10
- Price$3.95
- Rating3.8
- Reviews48
Same niche in Books: Hardware & Robotics
FAQ
Is Hardware a good niche for Amazon KDP?
Its KDPTop opportunity score is 25/100, which makes it highly competitive. The median best seller has 2 reviews and sells for $4.99.
How many reviews do you need to rank in Hardware?
The median best seller has 2 reviews, and 97% of them have fewer than 100.
What do Hardware best sellers cost?
The median price is $4.99; half of the best sellers are priced between $2.99 and $4.99.
Can new books break into Hardware?
6% 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.