Compare 8 marketplaces. See real profit before you list.
One input, eight answers. Instantly compare Amazon, eBay, Etsy, Poshmark, Mercari, Depop, Shopify, and Walmart side-by-side — category-specific, FBA-aware, and ranked by real take-home profit. 100% free, no sign-up.
Every marketplace's fees, explained
Every platform takes a different cut, and they hide the real number behind a pile of small fees — referral, final value, transaction, processing, storage. Here's what each of the eight platforms in this calculator actually charges a seller in 2026.
Fees by category — Amazon & Walmart
Category choice has the biggest single impact on your take-home on Amazon and Walmart. For a $100 sale, the difference between the best category (8% books) and the worst (17% apparel) is $9 — more than most other fees combined.
| Category | Amazon referral | Walmart referral | eBay final value |
|---|---|---|---|
| Apparel & Accessories | 17% | 15% | 13.6% |
| Electronics | 8% | 8% | 13.6% |
| Home & Garden | 15% | 15% | 13.6% |
| Beauty | 8% (under $10), 15% | 15% | 13.6% |
| Books, Music, Movies | 15% | 15% | 13.6% |
| Handmade / Vintage | 15% | n/a | 13.6% |
| Collectibles | 15% | 20% | 13.6% |
| Toys & Games | 15% | 15% | 13.6% |
Etsy, Poshmark, Mercari, Depop, and Shopify don't vary by category — they apply one rate to everything. That's a pricing feature, not a bug: it makes them predictable but means electronics sellers pay the same as handmade sellers (who could be paying 5–10% less on Amazon).
Which platform should you pick?
The calculator above tells you which pays most per sale. But platform choice also depends on traffic, audience fit, and operational effort. Here's the rough decision tree most sellers actually follow:
How to use this calculator
- Pick your product category — affects Amazon and Walmart referral rates most.
- Enter sale price and what buyer pays for shipping — this is revenue on every platform.
- Enter your real costs: item cost (COGS), what you pay to ship (non-FBA), and packaging.
- Weight & volume matter only for FBA — skip them if you won't use Amazon FBA.
- Toggle off platforms you'd never use — cleans up the comparison.
- Read the winner card — that's your best-profit platform. Click any row for a full fee breakdown.
- Use the target margin box to back-solve the price you'd need to hit a specific profit goal.
Frequently asked questions
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