An in-depth comparison of the mainstream trading software MT4 and MT5 in 2026: Systematic evaluation from technical architecture, full asset allocation to EA quantitative backtesting capabilities. This article horizontally analyzes the service features of the four major brokers, Pepperstone, XM, WMAX and IC Markets, to help you rationally choose the most suitable trading ecosystem based on different needs such as high-frequency scalping, multi-asset allocation or mobile trading.