So far I know Forex-Metal is better than it cause it's facilities is greater than nanoForex. Here are Facilities of Forex-Metal
35% first deposit bonus;
free automatic trading signals
ECN accounts with low spreads
Leverage up to 1:500. It is possible to get up to 1:1100, not just 1:500. 1:1100 leverage customers can get through the floating leverage feature inside the trader's room on Forex-Metal website.
Rebates for active traders starting from 0.5 pip
$100 "no deposit" bonus. It means that new customers who open accounts can get $100 from us to start trading.
Spanish and Portuguese customer support is now available.
They now have convenient local deposit options in Nigeria, customers can ad funds to trading accounts via local bank in Naira, USD or EUR.
Hope you can understand that what is good.