KOMATSU Large Excavators vs XGMA Large Excavators which is better

KOMATSU Large Excavators and XGMA Large Excavators Which one is better? What is the difference between KOMATSU Large Excavators and XGMA Large Excavators which is of good quality, the editor learned through comparative analysis Komatsu PC650LC-11 LARGE EXCAVATORS,Komatsu PC490LC-10SLF LARGE EXCAVATORS,Komatsu PC490LC-10MH LARGE EXCAVATORS,Komatsu PC490LC-11 LARGE EXCAVATORS,Komatsu PC490LCi-11 LARGE EXCAVATORS,XGMA XG833EH Crawler Excavator,XGMA XG836FL Crawler Excavator,XGMA XG845EL Crawler Excavator,XGMA XG848EL Crawler Excavator performance characteristics and detailed parameter configuration for the majority of netizens to refer to, understand KOMATSU Large Excavators and XGMA Large Excavators Which is better, please pay attention to global-ce.