Flash Sale Break-Even Calculator

Calculate the minimum units you need to sell during a flash sale to break even, plus see how different discount levels affect your margin and required volume.

Normal Selling Price ($)

Full price before discount

Product COGS ($)

Cost per unit

Flash Sale Discount (%)

% off the normal price

Platform Fee (%)

Amazon/Shopify/eBay referral %

Fixed Campaign Costs ($)

Ad spend, email setup, creative

Normal Monthly Units

Baseline sales without sale

Flash Sale Break-Even Calculator

DISCOUNT SCENARIO COMPARISON