the major different between MT4 and MT5 is variety of charts and timeframes:- Metatrader5 offers 21 timeframe, whereas Metatrader4 only offer 9. MT5 offer unlimited number of charts, out which 100 can open at a time. Fundamental analysis, MT5 user gets the benefit of an inbuilt forex calendar. Features like news events, schedules, expected impacts, forecasts are also included in this calendar. MT4 does not have this feature.