THE FLIP LAB · TOOL

Break-Even Resale Price Calculator

What is the lowest sale price you can accept?

A break-even estimate is most useful before you haggle. Enter the acquisition cost, shipment expenses, packaging, repairs and fee assumptions; then compare the required item price with conservative comparable sales. The result assumes your shipping charge to the buyer stays fixed.

See full calculator explanation →
SMART PRESETS · U.S. SELLERS

Where will you sell it?

Choose a marketplace and shipping service. We'll fill in the fee and postage assumptions—you can still edit every amount.

Rates reviewed Nov 1, 2026
Use real quoted prices for zone/weight services.
Official USPS rates effective Oct 4, 2026. Box/envelope must fit; extras may apply.
THE FIND
YOUR REAL COSTS
OPTIONAL SELLING ADJUSTMENTS

Sales tax is not added to seller proceeds. Some marketplace processing fees apply to it; extra listing, subscription, taxes on fees, or optional advertising charges may still apply. Place nonpercentage expenses in Other costs.

ESTIMATED NET PROFIT$32.23Checking your numbers...
ROI on acquisition + direct costs0%
Break-even item sale price$0.00
All-in selling fees$0.00
Net margin on buyer payments0%

Where the money goes

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Results are scenarios, not professional appraisals or live market-price estimates. Marketplace presets are U.S. baseline assumptions, not a final fee quote. Calculations adjust for each preset’s fee basis and selected shipping-payment method. Review your own category, account tier, taxes, ads, label eligibility and marketplace statement.