Cat Crawler Excavators vs SINOMACH-HI Crawler Excavators which is better

Cat Crawler Excavators and SINOMACH-HI Crawler Excavators Which one is better? What is the difference between Cat Crawler Excavators and SINOMACH-HI Crawler Excavators which is of good quality, the editor learned through comparative analysis CAT New Classic CAT®320 GX Hydraulic excavator,CAT CAT®305.5E2 Mini hydraulic excavator,CAT Next Generation CAT®323 GC Hydraulic excavator,CAT New Classic CAT®323 GX Hydraulic excavator,CAT Next-generation CAT®320 GC Hydraulic excavator,SINOMACH-HI 　ZG3065-9 Excavators,SINOMACH-HI 　ZG3085-9 Excavators,SINOMACH-HI 　ZG3150-9 Excavators performance characteristics and detailed parameter configuration for the majority of netizens to refer to, understand Cat Crawler Excavators and SINOMACH-HI Crawler Excavators Which is better, please pay attention to global-ce.