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Transportation (Special Topics, Kindle eBooks): Amazon KDP category data
Amazon Kindle eBooks Best Sellers data for Transportation (Special Topics, Kindle eBooks), updated Nov 2, 2026: median price $6.99, median 11 reviews, average rating 4.1 and a KDPTop opportunity score of 20/100 (highly competitive).
| Price range (middle 50%) | $3.99 – $15.63 |
|---|---|
| Average rating | 4.1 |
| New releases (90 days) | 9% |
| Books on the list | 44 |
| Store | Kindle eBooks |
What stands out
- Its median reviews are 1% of the parent category Special Topics (1,092), one of the easier corners under it.
- Its review barrier is lower than in 81% of Kindle eBooks categories: the median best seller has only 11 reviews, so new books can chart with few.
- Prices spread wide: the middle half runs from $3.99 to $15.63, so budget editions and premium or boxed sets sell side by side.
Top 10 Transportation best sellers
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Dot Medical Examiner Study Guide 2026–2027: Blueprint-Aligned NRCME Exam Prep with study Plans, 1200+ Practice Questions, 10 Full-Length Exams and Detailed Explanations to Master FMCSA Standards...
by Robert Kevin
- List rank#7
- Price$9.99
- Rating4.9
- Reviews19
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Two Minutes Out: A Rescue Flight Medical Thriller (Rescue Flight series)
by D.D. Finder
- List rank#8
- Price$4.99
- Rating4.8
- Reviews11
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Flight Medical Provider: A Ground and Flight Critical Care Guide
by Gwenny Lawson
- List rank#9
- Price$29.99
- Rating4.5
- Reviews116
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DOT Medical Examiner Study Guide: NRCME Exam Prep with 7 Full-Length Practice Exams, 1,500 Practice Questions, Updated FMCSA Regulations, and Clinical Strategies to Pass with Confidence
by Franklin W. Rowen
- List rank#10
- Price$9.99
- Rating3.0
- Reviews4
FAQ
Is Transportation a good niche for Amazon KDP?
Its KDPTop opportunity score is 20/100, which makes it highly competitive. The median best seller has 11 reviews and sells for $6.99.
How many reviews do you need to rank in Transportation?
The median best seller has 11 reviews, and 89% of them have fewer than 100.
What do Transportation best sellers cost?
The median price is $6.99; half of the best sellers are priced between $3.99 and $15.63.
Can new books break into Transportation?
9% 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.