Amazon KDP vs eBay: Honest Comparison

Two options, side by side, with the real costs and the honest downsides. No hype, just what I'd want my own family to know before they choose.

Amazon KDPeBay
Overall rating4.5✓4
Monthly cost$0$0
CategoryOnline selling platformOnline selling platform
ProsFree to publish ebooks and paperbacks; Reach Amazon's huge global customer base; Ebook royalty options of 35% or 70%; Print on demand, so no inventory to buyFirst 250 listings each month are free; Huge audience of buyers already searching; Great for selling things around the house to get started; Optional eBay Store plans for bigger sellers
ConsThe 70% ebook royalty only applies to eligible prices and works; Heavy competition in popular categories; Marketing your book is up to you; Paperback royalties are reduced by printing costsFinal value fee of about 13.6% on most sales; Listings past 250 a month cost $0.35 each; Lots of competition on popular items; Shipping, returns and customer questions take time
VerdictAmazon KDP is the simplest way to turn knowledge or stories into a product you can sell, with no upfront cost. Sales depend on choosing the right topic and promoting your book, so it pairs well with an email list and an audience of your own.eBay is one of the easiest ways to make your first dollar online. Start with things you already own. Fees take a real bite, so price your items with them in mind.
Choose Amazon KDP if you want to publish ebooks or paperbacks with no upfront cost. Choose eBay if you want to start by selling things you already own, with 250 free listings a month.

Amazon KDP

Amazon's free self-publishing service for selling ebooks and paperbacks on Amazon and Kindle, paying royalties on each sale.

eBay

One of the biggest online marketplaces, where anyone can sell new and used items by auction or fixed price.
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