Referral
How Amazon's referral fee is calculated
A category-based percentage of the item's total sales price, with a $0.30 minimum per unit.
Read more
Amazon.comUnited States Fees updated 2026-01-15
Amazon Fee Calculator (US)
Model referral, fulfillment, storage, advertising and returns against the official fee schedule. Change any input and watch profit, margin and ROI update in real time.
- Fee data effective 2026-01-15
- Official fee schedule
- Free
- No signup
Marketplace
Where you're selling and under which category
Fulfillment method changes storage & pick-pack fees
Pricing
What you charge and what it costs you
Package details
Dimensions and weight determine your size tier
Volume
120 in³
Dim weight
0.86 lb
Billable weight
0.90 lb
Advertising
Ad-cost-of-sale for sponsored placements
Estimated ad spend / unit
$5.40
Applied to profit calculation below
Advanced
Returns, storage duration and overrides
Learn
How Amazon fees actually work
A short primer on what you're being charged, and why.
Fulfillment
FBA vs. FBM — when each wins
FBA saves ops time but costs more per unit. FBM wins on bulky low-turnover SKUs.
Read more
Storage
Monthly and long-term storage fees
Fees scale with cubic feet and size tier, and spike between October and December.
Read more
Formulas
The math behind your results
Every number in your results panel maps to one of these.
Referral fee
Category rate × sale price
referral = max(0.30, price × rate)
Referral rates in the US range from 8% (electronics) to 17% (clothing). A per-unit floor of $0.30 applies to every referral.
Storage
Cubic feet × monthly rate
Standard (Jan–Sep)$0.87 / ft³
Oversize$0.56 / ft³
Profit
Revenue − costs − fees
Break-even
Where profit crosses zero
Fixed
$1.20
Variable
$3.86
Referral
15%
Break-even price = (fixed + variable) ÷ (1 − referral rate).
Examples
Worked examples across product sizes
Compare small, medium and large products side-by-side.
- Referral$2.25
- FBA$4.09
- Storage$0.04
- Ads$2.70
- Referral$4.50
- FBA$6.31
- Storage$0.29
- Ads$5.40
- Referral$12.00
- FBA$20.01
- Storage$2.80
- Ads$14.40
FAQ
Questions sellers ask us most
Search common questions about Amazon fees and this calculator.
It models the published Amazon fee schedule for referral, FBA fulfillment and storage, including size tiers and any active surcharge. The effective date of the fee data is shown at the top of this page.
Not yet. LTSF applies after 271 days and can be modeled with a custom override in Advanced.
We resolve size tier from dimensions and billable weight, then apply the matching pick-pack fee band.
No — all calculations run in your browser. Nothing you type ever leaves your device.
Related