Seller & Commerce Β· π°π· Korea
Gmarket Fee & Profit Calculator
Per-item net profit, margin, and break-even price for Gmarket sellers using category sale fees, payment fees, Smart Delivery, and VAT.
About this tool
Gmarket Fee & Profit Calculator computes per-item net profit, margin %, and break-even price for Gmarket (eBay Korea) sellers from selling price, COGS, category, payment method, settlement cycle, ad option, taxpayer type, and monthly volume. Auto-applies category sale fees (Books 6%, Electronics 7%, Computer 8%, Food 9%, Apparel/Home 10β11%, Cosmetics 12%), payment fees (Card 2.4% / Bank 1.5% / Mobile 4.0% / External pay 2.7%), Smart Delivery sales fee (1β3%), and VAT. Bonus output: monthly revenue, a 1,000-unit simulation, and a settlement-breakdown table. Export a 1200Γ630 result PNG or share a base64-encoded URL with a teammate. All math is in-browser.
Use cases
Scenario 1
New Gmarket seller pricing the first SKU
A new seller pricing a β©7k-cost electronics SKU at β©24,900 with 7% category fee and 2.4% card payment sees per-unit net and break-even instantly.
Scenario 2
Coupang vs. Naver vs. Gmarket margin compare
Run the same cosmetics SKU through this calculator and the Coupang / Naver tools at the same inputs to find the highest-margin channel.
Scenario 3
SuperDeal / Plus ad ROI
With β©500k/mo on SuperDeal or Plus ads, the tool divides into per-unit ad cost and simulates the break-even volume.
Scenario 4
Per-payment-method fee impact
For a 7:2:0.5:0.5 mix of card / bank / mobile / e-pay (2.4 / 1.5 / 4.0 / 2.7%), see the weighted impact on margin.
Scenario 5
Smart Delivery vs. seller-shipping
See how the 1β3% Smart Delivery sales fee shifts monthly net vs. seller-shipping (0%).
Features
- 24 categories auto-applied (Books 6% β Cosmetics 12%)
- Tiered payment fees: card 2.4% / bank 1.5% / mobile 4.0% / e-pay 2.7%
- Smart Delivery 1β3% toggle
- General 10% / simplified ~3% VAT split
- SuperDeal / Plus ad options with per-unit ad cost
- Monthly + 1,000-unit simulation with settlement breakdown
- Result PNG 1200Γ630 + base64 share URL
Frequently asked
- Q. Do Gmarket fees vary by category?
- A. Yes β Books/CD 6%, Electronics 7%, Computer 8%, Food/grocery 9%, Apparel/Home 10β11%, Cosmetics 12%.
- Q. How are payment fees applied?
- A. Card 2.4%, Bank 1.5%, Mobile 4.0%, External e-pay (KakaoPay / Payco) 2.7% β all VAT-inclusive.
- Q. Does Smart Delivery add fees?
- A. Yes β a 1β3% sales fee depending on category. Self-shipping is exempt (0%).
- Q. When does Gmarket settle?
- A. Default D+8 business days after confirmation. Early settlement (D+1) requires credit-screening approval. Monthly settlement is also an option.
- Q. Does this exactly match ESM Plus settlement?
- A. Itβs an estimate from public rates; actual settlement varies by promotion, coupon, return rate, and payment-method mix. Confirm in ESM Plus seller center.
Sources / references
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Planned Β· coming soon
How we run it / disclaimer
This tool is advisory and does not constitute legal, tax, medical, or financial advice. All calculations and document generation run in your browser; inputs are never sent to a server. Ads follow Google AdSense policy and are kept separate from tool accuracy.