Seller & Commerce Β· πŸ‡°πŸ‡· Korea

Gmarket Fee & Profit Calculator

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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 10–11%, Cosmetics 12%), payment fees (Card 2.4% / Bank 1.5% / Mobile 4.0% / External pay 2.7%), Smart Delivery sales fee (1–3%), and VAT. Bonus output: monthly revenue, a 1,000-unit simulation, and a settlement-breakdown table. Export a 1200Γ—630 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 1–3% 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 1–3% 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 1200Γ—630 + 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 10–11%, 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 1–3% 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. It’s 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

Related tools

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.