FBA Fee Calculator (2026)
Enter packaged dimensions + weight. Add costs + shipping to estimate margin before ads.
Marketplace: USDim divisor: 139Non-peak feesSupabase sync: OFF (login required to save)Result: New
Inputs
Packaged measurements (the box you ship to FBA).
System (for Inputs + Results)
This converts the already-entered numbers and switches the system.
Dimension unit
in
Weight unit
Dim A
in
Dim B
in
Dim C
in
Weight
lb
Selling price
If set, the calculator auto-selects low price (<$10) or standard price band.
Selling price (USD)
$
Price band (only used if price is blank)
Referral %
%
Min referral fee
$
No additional Amazon fees. Click Add fee to add one.
Product cost
Primary product shown by default. Add bundle lines if needed. Each line can be per unit or per order.
Primary name
Apply
Cost / unit
Currency
Per unit total: $0.00 (USD) • ¥0.00 (RMB) • RM 0.00 (MYR)
Order
Used for carton planning + shipping + total cost.
Order quantity (units)
units
Shipping
Domestic is manual. International uses Yiwu RMB/kg profiles + carton billable weight.
Domestic shipping
Add multiple lines for bundles (each line can be per order or per unit).
Product name
Apply
Amount / order
Per unit: ¥0.00
Currency
International shipping (义乌 warehouse)
West / Central / East • <100kg & 100kg+ brackets
Rate profile
US Zone
Billable weight (kg)
—
Rate used
Rate: —
International total: –
Profile last updated: —
Shipping per unit (USD): $0.00
Result
Tier + shipping weight + Amazon fees.
Size tier—
Weight band—
Price band used$10–$50
FBA fulfillment fee–
Referral fee$0.00 (price not set)
Total Amazon fees–
Normalized dims (L×W×H)—
Length + girth—
Unit weight—
Dimensional weight—
Weight used—
Shipping weight (rounded)—
Rounding—
Fulfillment fee by price band (same tier + weight)
<$10
–
$10–$50
–
>$50
–
Tier comparison (lower / current / higher)
Lower tier
—
—
Current tier
—
–
Higher tier
—
—
Tier comparison fees use the same inputs, but apply the other tier’s rounding rules + fee table.
Profit & margin (before ads)
Includes your current selling price + target margin prices. Auto-uses low-price FBA when selling price < $10.
Enter dimensions + weight to see the Profit/Margin table.
Product cost and shipping are per-unit USD estimates.
Total cost summary
Based on order quantity. Split into product vs shipping (RMB + MYR).
Table min width
px
ItemUnit priceQtyTotal (RMB)Total (MYR)% of total
Primary product¥0.001¥0.00RM 0.00–
Product subtotal––¥0.00RM 0.00–
Domestic shipping — Primary product¥0.001¥0.00RM 0.00–
International shipping¥0.001¥0.00RM 0.00–
Shipping subtotal––¥0.00RM 0.00–
Grand total––¥0.00RM 0.00–
Shipping totals include domestic + international shipping.
Carton plan
Displayed in metric (cm / kg). Auto uses your input dims + weight + carton settings; Manual lets you override units per carton.
Enter dimensions + weight + order quantity to see carton planning.
Reminder: validate final fees with Amazon Fee Preview / Revenue Calculator.