KDP categories · Top KDP authors
Baseball (Sports Cards, Kindle eBooks): Amazon KDP category data
Amazon Kindle eBooks Best Sellers data for Baseball (Sports Cards, Kindle eBooks), updated Nov 2, 2026: median price $5.99, median 3 reviews, average rating 4.5 and a KDPTop opportunity score of 20/100 (highly competitive).
| Price range (middle 50%) | $2.99 – $9.99 |
|---|---|
| Average rating | 4.5 |
| New releases (90 days) | 8% |
| Books on the list | 63 |
| Store | Kindle eBooks |
What stands out
- Its review barrier is lower than in 92% of Kindle eBooks categories: the median best seller has only 3 reviews, so new books can chart with few.
- 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 Baseball best sellers
-
The Card: Collectors, Con Men, and the True Story of History's Most Desired Baseball Card
by Michael O'Keeffe
- List rank#1
- Price$2.99
- Rating4.4
- Reviews184
-
Sports Card Collecting: The Hobby Guide, 2026-2027 Edition
by Tabitha Starkey
- List rank#2
- Price$9.99
- Rating5.0
- Reviews2
-
Mint Condition: How Baseball Cards Became an American Obsession
by Dave Jamieson
- List rank#3
- Price$11.99
- Rating4.6
- Reviews302
-
Sports Card Collecting & Investing For Dummies
by Geoff Wilson
- List rank#4
- Price$15
- Rating4.7
- Reviews130
-
Cards to Cash: The Step-by-Step Playbook for Flipping Sports Cards Profitably—Even if You're Brand New
by Cameron Smith
- List rank#5
- Price$9.99
- Rating4.8
- Reviews100
-
A Guide to the History of Sports Cards
by Ren Aissance
- List rank#6
- Price$1.99
- Rating5.0
- Reviews1
-
The Smart Baseball Card Price Guide 2027: The Ultimate Collector’s Handbook to Vintage & Modern Cards, PSA Grading, Value Checklists, and Market Trends
by Rory Cadderly
- List rank#7
- Price$7.94
- Rating4.5
- Reviews2
-
Confessions of a Baseball Card Addict
by Tanner Jones
- List rank#8
- Price$2.99
- Rating4.6
- Reviews130
-
Cardboard Treasures: The Stories Behind the Most Coveted Baseball Cards of All Time
by Jonathan Weeks
- List rank#9
- Price$32.40
- Reviews-
-
The Sports Card Investing Playbook
by Dylan Bott
- List rank#10
- Price$1.99
- Rating5.0
- Reviews3
FAQ
Is Baseball a good niche for Amazon KDP?
Its KDPTop opportunity score is 20/100, which makes it highly competitive. The median best seller has 3 reviews and sells for $5.99.
How many reviews do you need to rank in Baseball?
The median best seller has 3 reviews, and 87% of them have fewer than 100.
What do Baseball best sellers cost?
The median price is $5.99; half of the best sellers are priced between $2.99 and $9.99.
Can new books break into Baseball?
8% 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.