This trading guide has listed CFD brokers that were tested thoroughly and a comparison of top UK cfd brokers for 2021. CFD brokers make their gains by what is known as spreads. Margin is a small gap in the buying and selling price of the contract. When a trader enters a CFD trade, the trading account immediately shows the size of the spread. Therefore, if the broker charges a spread of 0.02, the transaction will quickly produce a loss of 2 cents when the contract opened. The share will have to appreciate by 4 cents to break even, and any recognition after that will be pure profit. CFD trading provides high leverage for investors. Two per cent is the standard margin required for CFD trading. Yet, depending on the underlying asset, the margin needed to set a trade can go up as high as 14 per cent. A higher margin provision means more significant potential gains – and increased potential risks as well. Active CFD traders rated their preferred CFD brokers, ranking them by compensation with their product and service provided. Besides, only CFDs that represented a substantial portion of the votes in the survey were considered for inclusion on this list. CFD brokers offer a wide range of deposit and withdrawal methods. Most providers use debit and credit card transactions. Bank transfers are also popular-priced, but while safe, they can take several days. Other usual payment methods include PayPal and cryptocurrency. In this guide, we review the best CFD brokers. Crucially, each broker meets a set of minimum demands to ensure traders can trade CFDs in a safe, comfortable, and cost-effective manner. CFD Trading scams occur frequently, so please do not hesitate to contact the FCA if you have already been victimised.