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Submarines (Ships, Books): Amazon KDP category data
Amazon Books Best Sellers data for Submarines (Ships, Books), updated Nov 2, 2026: median price $22.97, median 34 reviews, average rating 4.4 and a KDPTop opportunity score of 28/100 (highly competitive).
| Price range (middle 50%) | $16.47 – $34.84 |
|---|---|
| Average rating | 4.4 |
| New releases (90 days) | 9% |
| Books on the list | 100 |
| Store | Books |
What stands out
- Its median reviews are 7% of the parent category Ships (480), one of the easier corners under it.
- At $22.97 its median price beats 81% of Books categories, leaving more margin per copy.
Top 10 Submarines best sellers
-
Dead Wake: The Last Crossing of the Lusitania
by Erik Larson
- List rank#1
- Price$9.99
- Rating4.4
- Reviews34,269
-
The Taking of K-129: How the CIA Used Howard Hughes to Steal a Russian Sub in the Most Daring Covert Operation in History
by Josh Dean
- List rank#2
- Price$17.09
- Rating4.6
- Reviews1,402
-
Crash Dive: True Stories of Submarine Combat
by Larry Bond
- List rank#3
- Price$18.04
- Rating4.1
- Reviews88
-
Lusitania: The Cultural History of a Catastrophe
by Willi Jasper
- List rank#4
- Price$17.99
- Rating4.6
- Reviews11
-
WAR BENEATH THE SEA: submarine conflict during World War Two
by Peter Padfield
- List rank#5
- Price$2.99
- Rating4.4
- Reviews2,041
-
Fighting Under the Sea: The History of Submarine Warfare From Its Inception to the End of World War Two (The Evolution of Naval Power Book 3)
by Donald G. F. W. Macintyre
- List rank#6
- Price$0.99
- Rating4.2
- Reviews183
-
Fifty Ships That Changed the Course of History: A Nautical History of the World
by Ian Graham
- List rank#7
- Price$19.90
- Rating4.7
- Reviews185
-
Submarines of the Russian and Soviet Navies: 1946–2026
by Norman Polmar
- List rank#8
- Price$11.99
- Rating4.2
- Reviews7
-
Ohio-Class Submarines: The US Navy's SSBN and SSGN Boats
by James C. Goodall
- List rank#9
- Price$39.99
- Reviews-
-
One of Our Submarines (Pen & Sword Military Classics)
by Edward Young
- List rank#10
- Price$7.99
- Rating4.3
- Reviews2,011
FAQ
Is Submarines a good niche for Amazon KDP?
Its KDPTop opportunity score is 28/100, which makes it highly competitive. The median best seller has 34 reviews and sells for $22.97.
How many reviews do you need to rank in Submarines?
The median best seller has 34 reviews, and 77% of them have fewer than 100.
What do Submarines best sellers cost?
The median price is $22.97; half of the best sellers are priced between $16.47 and $34.84.
Can new books break into Submarines?
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.