The first-customer contribution is RM50.
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Unit Economics Calculator
Connect selling price, variable cost, purchase volume and CAC in one compact view.
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Unit economics details
Formula & disclaimer
First-customer Contribution = (Price β Variable Cost) Γ Units per Customer β CAC
View assumptionsFormula reviewCalcs at Hand Editorial TeamVerified 28 August 2026 Β· automated checks included
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Three useful checks, kept deliberately short.
RM120 price, RM55 variable cost, RM80 CAC and two units per customer: Find RM65 contribution per unit Β· Multiply by two units Β· Subtract RM80 CAC.
Repeat purchases, refunds and customer support costs can materially change lifetime economics.
Formula and assumptions
First-customer Contribution = (Price β Variable Cost) Γ Units per Customer β CACContribution excludes fixed overhead unless included in variable cost.
Keep in mind: Define costs consistently before comparing products or acquisition channels.
Produced byCalcs at Hand Editorial Team
Last formula check28 August 2026
Review methodKnown examples + boundary cases
Editorial and correction policy β