Dropshipping Profit Calculator: Net Profit After All Costs & Fees

Dropshipping profit is the margin between your selling price and every cost involved in fulfilling the order: supplier cost, shipping, platform fees, payment processing, and advertising. On a $40 product with a $15 supplier cost, $3 shipping, $1.46 in payment fees, and $8 in ads, your net profit is $12.54 — a 31.4% margin. This calculator accounts for all six cost layers to reveal your true per-unit profitability.

  1. What Dropshipping Profit Really Means
  2. The Complete Profit Formula
  3. How to Use the Calculator
  4. Worked Examples
  5. Cost Breakdown by Platform
  6. Dropshipping Margin Benchmarks
  7. How to Improve Dropshipping Margins
  8. Frequently Asked Questions

What Dropshipping Profit Really Means

Dropshipping profit is what remains after six layers of cost are deducted from your selling price. Unlike traditional retail where you buy inventory upfront, dropshipping has lower upfront costs but thinner per-unit margins because you pay a premium for the supplier to handle fulfillment.

The most common mistake is calculating profit as "selling price minus supplier cost" — ignoring shipping, platform fees, payment processing, and ad spend. A $40 product sourced at $15 looks like $25 profit (62.5%). After all real costs, the actual profit is $12.54 (31.4%) — less than half the naive calculation.

The Complete Profit Formula

Net Profit = Selling Price − Supplier Cost − Shipping − Platform Fee − Payment Fee − Ad Spend

Where:

  • Selling Price = The price your customer pays
  • Supplier Cost = The wholesale price from your dropshipping supplier (AliExpress, CJ Dropshipping, Spocket, etc.)
  • Shipping = Cost to ship from supplier to customer (may be included in supplier cost)
  • Platform Fee = Marketplace commission if selling on Amazon (15%), eBay (13.25%), etc. Zero for Shopify/WooCommerce.
  • Payment Fee = Payment processing fee: 2.9% + $0.30 (Stripe/Shopify Payments) or 3.49% + $0.49 (PayPal)
  • Ad Spend = Advertising cost per sale (total ad spend ÷ number of sales)

Profit Margin = (Net Profit ÷ Selling Price) × 100

How to Use the Calculator

  1. Enter your Selling Price — the price customers pay
  2. Enter Product Cost — the supplier/dropshipping cost per unit
  3. Enter Shipping — shipping cost not included in the supplier price
  4. Enter Platform Fee — marketplace commission (0 for Shopify/WooCommerce)
  5. Enter Payment Fee — payment processing fee per transaction
  6. Enter Ad Spend — your advertising cost per sale
  7. Click Calculate Dropshipping Profit to see your net profit and margin

The result shows your net profit and profit margin. Use this to evaluate product viability before launching ads.

Worked Examples

Example 1: Shopify Store, Pet Product ($30)

Component Amount % of Revenue
Selling Price $30.00 100%
Supplier Cost (CJ Dropshipping) $10.00 33.3%
Shipping $0.00 0% (included)
Platform Fee (Shopify) $0.00 0%
Payment Fee (2.9% + $0.30) $1.17 3.9%
Ad Spend $6.00 20.0%
Net Profit $12.83 42.8%

A 42.8% margin is excellent for dropshipping. The supplier cost is only 33.3% of revenue, and ads are a manageable 20%.

Example 2: Shopify Store, Home Decor ($50)

Component Amount % of Revenue
Selling Price $50.00 100%
Supplier Cost $22.00 44.0%
Shipping $4.00 8.0%
Platform Fee $0.00 0%
Payment Fee $1.75 3.5%
Ad Spend $15.00 30.0%
Net Profit $7.25 14.5%

A 14.5% margin is marginal. The 30% ad spend is the problem — if CPCs rise 20%, this product loses money. Either reduce ad spend or increase the selling price.

Example 3: Amazon, Electronics Accessory ($35)

Component Amount % of Revenue
Selling Price $35.00 100%
Supplier Cost $14.00 40.0%
Shipping $0.00 0% (FBA)
Platform Fee (Amazon 15% referral) $5.25 15.0%
Payment Fee $0.00 0% (included in referral)
Ad Spend (Amazon PPC) $5.00 14.3%
Net Profit $10.75 30.7%

Selling on Amazon adds 15% in referral fees but provides organic traffic, reducing ad spend. Total cost is 69.3% of revenue — similar to Shopify dropshipping but with different cost distribution.

Cost Breakdown by Platform

Platform Platform Fee Payment Fee Total Fees Traffic Source
Shopify $0 2.9% + $0.30 3–4% Paid ads required
WooCommerce $0 2.9% + $0.30 3–4% Paid ads required
Amazon 15% referral $0 (included) 15% Organic + PPC
eBay 13.25% + $0.35 $0 (included) 13–14% Organic + promoted
Etsy 6.5% + $0.20 + 3%+$0.25 $0 (included) 10–12% Organic + offsite ads

Key insight: Shopify has the lowest fees (3–4%) but requires the most ad spend (20–30%). Amazon has the highest fees (15%) but needs less ad spend (10–15%) due to organic traffic. Total costs end up similar across platforms.

Dropshipping Margin Benchmarks

Dropshipping Model Typical Net Margin Supplier Cost % Ad Spend %
Shopify + AliExpress 15–30% 35–45% 20–30%
Shopify + CJ/Spocket 20–35% 30–40% 15–25%
Amazon + AliExpress 15–25% 35–45% 10–15% (PPC)
WooCommerce + AliExpress 20–35% 35–45% 20–30%
Private label dropshipping 30–50% 25–35% 15–25%

Warning signs: Net margin below 10% means one cost increase eliminates profit. Ad spend above 30% means your business is ad-dependent and fragile. Supplier cost above 50% means your markup is too low.

How to Improve Dropshipping Margins

Strategy Margin Impact Difficulty
Increase selling price +5–15% Easy (if demand supports)
Negotiate lower supplier cost +3–8% Medium
Switch to cheaper supplier +5–10% Medium (quality risk)
Improve ad ROAS (target 4x+) +5–15% Hard (requires testing)
Bundle products (higher AOV) +5–10% Medium
Move to private label +15–25% Hard (upfront investment)
Reduce returns (better descriptions) +2–5% Easy

The highest-impact improvements: Raising price by $5 on a $40 product with $15 cost improves margin from 31% to 41% — a 10-point jump. Improving ad ROAS from 2x to 4x halves ad cost per sale, potentially adding 10–15 margin points.

People Also Ask

Subtract all six cost layers from your selling price: Net Profit = Selling Price − Supplier Cost − Shipping − Platform Fee − Payment Fee − Ad Spend. Enter each value into the calculator above. The most commonly forgotten costs are ad spend and payment processing fees.
Last updated: July 21, 2026

This tool is for informational and educational purposes only. It is not financial advice. Always consult a qualified financial advisor before making investment, loan, or tax decisions. Results are estimates and actual terms may vary.

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