Free Break-Even Calculator
Find exactly how many units you need to sell to cover all your costs — and how much revenue it takes to start turning a profit.
Use this free break-even calculator to find your break-even point in units and revenue. Enter your fixed costs, variable cost per unit, and selling price to see exactly when your eCommerce business starts making money — with profit scenarios at different sales volumes.
Break-Even Benchmarks by eCommerce Category
| Category | Avg Contribution Margin | Typical Monthly Fixed Costs | Avg Break-Even (units/mo) |
|---|---|---|---|
| Beauty & Cosmetics | 50% – 70% | $3K – $15K | 100 – 500 |
| Clothing & Apparel | 40% – 55% | $5K – $25K | 200 – 800 |
| Health & Supplements | 55% – 70% | $3K – $12K | 80 – 400 |
| Home & Furniture | 35% – 50% | $5K – $20K | 50 – 300 |
| Food & Beverage (DTC) | 25% – 45% | $4K – $18K | 200 – 1,000 |
| Electronics & Gadgets | 10% – 25% | $3K – $15K | 300 – 2,000 |
| Pet Products | 40% – 60% | $3K – $10K | 100 – 500 |
| Jewelry & Accessories | 55% – 75% | $2K – $10K | 40 – 250 |
What Is a Break-Even Point?
Your break-even point is the exact number of units (or dollars in revenue) where total revenue equals total costs — no profit, no loss. Every unit sold beyond that point generates profit. Our break-even calculator factors in your CPA, shows your break-even ROAS, and models profit at different volumes so you can see exactly what it takes to start making money.
If your monthly fixed costs are $5,000, your product sells for $50, and your variable cost per unit is $20, your contribution margin is $30. Break-even = $5,000 ÷ $30 = 167 units/month. Add a $12 CPA and your effective variable cost jumps to $32, contribution drops to $18, and break-even nearly doubles to 278 units. This is why our calculator includes a CPA input — for DTC brands, ad spend is often the largest variable cost.
Break-Even ROAS
Break-even ROAS is the minimum return on ad spend to not lose money: Break-Even ROAS = 1 ÷ Contribution Margin %. A 40% contribution margin means a 2.5x break-even ROAS. Target at least 1.5x your break-even ROAS to build a profit cushion. Use our ROAS Calculator to set targets, or our CPA Calculator to find your maximum CPA.
7 Ways to Improve Your Contribution Margin
Your contribution margin (selling price minus all variable costs) is the single biggest lever for lowering your break-even point. Here's how the best DTC brands improve it:
- Negotiate supplier pricing. Even a 5% reduction in COGS on a $20 product saves $1/unit — at 1,000 units/month that's $12K/year straight to your bottom line. Order in larger quantities, consolidate suppliers, or switch to domestic manufacturing for faster turns.
- Raise prices strategically. A 10% price increase on a $50 product with 40% contribution margin boosts contribution by 25% and can cut your break-even point by 20%. Test price increases on hero products first — most customers are less price-sensitive than founders assume.
- Reduce shipping costs. Negotiate carrier rates (UPS/FedEx volume discounts start at ~500 packages/month), use regional carriers for Zone 1–4 shipments, or move to lighter packaging. Switching from a box to a poly mailer can save $1–3/order.
- Cut payment processing fees. Shopify Payments charges 2.9% + $0.30. At $50 AOV that's $1.75/order. Shop around — PayPal Braintree, Stripe, and Adyen offer volume discounts. Moving from 2.9% to 2.4% saves $0.25/order.
- Reduce return rates. Returns average 10–30% in apparel. Better product photos, sizing guides, and detailed descriptions reduce returns 15–25%. Every returned unit costs you shipping both ways plus restocking labor.
- Bundle products. Bundles increase AOV without proportionally increasing variable costs. A $30 product bundled with a $10 add-on costs you maybe $5 more in COGS but adds $10 in revenue — pure contribution margin improvement.
- Lower your CPA. Improve conversion rate (2% to 3% cuts CPA by 33%), test better ad creative, tighten audience targeting, and build retargeting funnels. Use our CPC Calculator to model what cheaper clicks would do to your unit economics.
5 Ways to Lower Your Break-Even Point
Beyond improving contribution margin, you can attack the other side of the equation — fixed costs and sales velocity:
- Audit your software stack. The average Shopify store runs 6–12 paid apps. Cancel tools you're not actively using. Switch from per-seat to flat-rate plans where possible. A $200/month savings cuts your break-even by 4–10 units.
- Build repeat purchase revenue. Returning customers have $0 acquisition cost. A brand with a 40% repeat rate effectively halves their blended CPA. Set up email and SMS flows (see our Klaviyo Flow Checklist) — email is the highest-margin revenue channel.
- Increase AOV with upsells. Post-purchase upsells, cart-page bundles, and free-shipping thresholds all raise AOV without increasing CPA. Going from $50 to $65 AOV can lower your break-even by 20%+ because each order contributes more margin.
- Improve conversion rate. Doubling your CVR from 1.5% to 3% halves your CPA — the single fastest way to lower break-even when running paid ads. Focus on landing page speed, social proof, and checkout friction. Use our Profit Margin Calculator to model the impact.
- Launch in phases. Don't rent a warehouse or hire staff before you've validated demand. Start with 3PL, graduate to in-house fulfillment once you're consistently past break-even. Keep fixed costs minimal during the validation phase.
Using Break-Even for Product Launch Decisions
Before launching any new product, run the break-even numbers. If break-even requires 500 units/month and you're projected to sell 200, you need to either raise price, lower costs, or accept a longer path to profitability. For product-market fit testing, calculate how many units you need in the first 30 days to validate — if it's achievable with a small test budget, the product is worth scaling. Use our Ad Spend Calculator to model the exact budget required, and our LTV Calculator to see whether repeat purchases make a negative first-order margin sustainable.
Break-Even Calculator FAQ
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