eBay seller tools

eBay UK Profit & Margin Calculator 2026

Professional UK calculations: Store Tier, Ad Spend, VAT, and Smart Insights.

Fee Calculator Break-Even Tool Category fees

Inputs

COGS, operating costs, revenue & fee context.

Cost of Goods (COGS)

£
Includes purchase price, inbound delivery, and VAT.

Operational Costs

Sales & Revenue

Applied Fee Context (Auto)
Category: -
Tier: -
FVF: -
Fixed: -
£
Off = auto from Category + Tier. On = you can edit fee fields manually.

Results

Break-even (item) · —
Net profit estimate 0.00
Margin: 0%
ROI: 0%
Net Margin 0%
COGS
0.00
Fees
0.00
Ops
0.00
Calculation breakdown

Fees and profit walkthrough from your inputs (same formulas as the totals above).

Line Amount How
Order subtotal (item + shipping to buyer) — —
Buyer VAT (estimate) — —
Buyer order total — —
—
Final value fee (FVF) — —
Promoted listings (%) — —
Per-order fixed fee — —
Total eBay fees — —
Your costs (COGS + ops) — —
Net profit — —

Smart Insights

Optimising eBay UK Profit: 3 Key Cost Groups

Every transaction on eBay UK is governed by these three core cost factors:

The actual cost to get the item in hand: Purchase price + Customs duties + Inbound delivery to your location.

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