Liebherr Crawler Excavators vs Volvo Crawler Excavators which is better

Liebherr Crawler Excavators and Volvo Crawler Excavators Which one is better? What is the difference between Liebherr Crawler Excavators and Volvo Crawler Excavators which is of good quality, the editor learned through comparative analysis Liebherr R 996 B Mining Excavators,Liebherr R 995 Mining Excavators,Liebherr R 9400 Mining Excavators,Liebherr R 9350 Mining Excavators,Liebherr R 9250 Mining Excavators,Volvo MEDIUM CRAWLER EXCAVATOR EC220EL,Volvo Crawler Excavator EC120D,Volvo Crawler Excavator EC140DL,Volvo Crawler Excavator EC170D,Volvo Crawler Excavator ec210d t3 performance characteristics and detailed parameter configuration for the majority of netizens to refer to, understand Liebherr Crawler Excavators and Volvo Crawler Excavators Which is better, please pay attention to global-ce.