ECN stands for Electronic Communication Network. An ECN broker earns its revenue from charging a commission per trade side. They do not make any revenue through the bid/ask spread or profiting directly from its clients' losses.
True ECN brokers supply a professional trading platform where the best bid/ask price is picked up from their tier-1 liquidity providers.
What follows is a list of the most reputable forex brokers that offer ECN trading accounts with low spreads and competitive commissions per side (100K).
ECN Broker
Features
Min. Deposit
More
Xemarkets provides DMA/STP market execution on all trading accounts (Micro, Standard, Executive). Number of Liquidity providers: 6
Variable
Hotforex offers real ECN accounts from $500. Account type: MT4 Currenex. Low trading spreads from 0.2 pips. Commission per side (100K): $5.00. PAMM Account. Trade Forex, Indices, Commodities and CFD's. MYFX platform for deposits over 2,000 USD.
$500
Sunbird MT4 ECN Screenshot:
SunbirdFX MT4 ECN uses "market execution" type to execute ECN orders.
As a result, you'll always get the best available market price.
Currenex ECN Platform Screenshot:
Currenex is one of the most advanced ECN trading platforms available for professional currency traders.
ECN stands for Electronic Communication Network. An ECN broker earns its revenue from charging a commission per trade side. They do not make any revenue through the bid/ask spread or profiting directly from its clients' losses. 
