KDP categories · Top KDP authors
Jon Buhagiar: Amazon KDP author data
As of Nov 6, 2026, Jon Buhagiar has 17 books on Amazon, 8 of them on a best-seller list in the last 30 days (best rank #1), mostly in CompTIA, Security, Certification.
| Median price | $33.17 |
|---|---|
| Price range (middle 50%) | $23.65 – $63.73 |
| Median reviews | 142 |
| Total reviews | 2,725 |
| New listings (30 days, incl. new editions) | 1 |
| Breakout books (30 days) | 1 |
Jon Buhagiar's best-ranked books
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CompTIA Network+ Study Guide: Exam N10-009 (Sybex Study Guide)
by Jon Buhagiar
- Price$22.38
- Rating4.6
- Reviews232
- Published2024-05
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CompTIA A+ Complete Study Guide, 2-Volume Set: Volume 1 Core 1 Exam 220-1201 and Volume 2 Core 2 Exam 220-1202 (Sybex Study Guide)
by Jon Buhagiar
- Price$25.24
- Rating4.6
- Reviews204
- Published2025-07
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CompTIA A+ Complete Certification Kit: Core 1 Exam 220-1201 and Core 2 Exam 220-1202 (Sybex Study Guide)
by Jon Buhagiar
- Price$72.80
- Rating4.5
- Reviews48
- Published2025-08
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CompTIA Network+ Certification Kit: Exam N10-009
by Jon Buhagiar
- Price$47.04
- Rating4.7
- Reviews210
- Published2024-05
-
CompTIA A+ Complete Certification Kit: Exam 220-1101 and Exam 220-1102
by Jon Buhagiar
- Price$90
- Rating4.7
- Reviews425
- Published2022-05
-
CompTIA A+ Complete Study Guide: Core 1 Exam 220-1101 and Core 2 Exam 220-1102 (Sybex Study Guide)
by Jon Buhagiar
- Price$24.08
- Rating4.6
- Reviews931
- Published2022-05
-
CompTIA Network+ Review Guide: Exam N10-008
by Jon Buhagiar
- Price$19
- Rating4.6
- Reviews57
- Published2021-09
-
CompTIA SecOT+ Complete Study Guide: Core Exam SOT-001 (Sybex Study Guide)
by Jon Buhagiar
- Price$65
- Reviews-
-
CompTIA Network+ Certification Kit: Exam N10-008
by Jon Buhagiar
- Price-
- Rating4.7
- Reviews199
- Published2021-11
-
CCNA Certification Practice Tests: Exam 200-301
by Jon Buhagiar
- Price$34.12
- Rating4.6
- Reviews177
- Published2020-04
Main categories
FAQ
How many books does Jon Buhagiar have on Amazon?
KDPTop tracks 17 of their books; 8 made an Amazon list in the last 30 days.
Which categories does Jon Buhagiar publish in?
Their books chart most often in CompTIA, Security, Certification.
How does Jon Buhagiar price their books?
The median price is $33.17; half of the books cost $23.65–$63.73.
Has Jon Buhagiar released new books recently?
1 new book in the last 30 days, 1 of which reached a Best Sellers list.
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.