CFDs are complex instruments and come with a high risk of losing money rapidly due to leverage. Most retail investor accounts lose money when trading CFDs. PipTax compares costs; it is not investment advice and nothing here forecasts profit.
Illustration · you set the assumptions

What your broker's costs do to £10,000 over a month

This is not a forecast of profit, and it can't tell you whether any strategy wins — most retail accounts lose money. It shows one honest thing: run the identical trades through a cheap broker and an expensive one, and they finish the month in a different place — for no reason other than cost. The win rate below is your assumption, not our prediction.

Set your scenario

All brokers we compare are given the exact same sequence of wins and losses — only their charges differ. Runs entirely in your browser.

Assumed win rate:

Illustration only, using each broker's published-spec costs as of the date shown on the cost tool, an identical simulated win/loss sequence for every broker, and the assumptions you entered above. It is not a prediction, a recommendation, or a promise of any outcome. Trading CFDs is high-risk and most retail accounts lose money. How we calculate costs.