SDLG Road Roller vs Ammann Road Roller which is better

SDLG Road Roller and Ammann Road Roller Which one is better? What is the difference between SDLG Road Roller and Ammann Road Roller which is of good quality, the editor learned through comparative analysis SDLG Road Roller RS8220,SDLG Road Roller RS8200,SDLG Road Roller RS8180,SDLG Road Roller RS8160,SDLG Road Roller RS8140,Ammann ART 240 TIER 4fPNEUMATIC ROLLERS,Ammann AP 240 TIER 3PNEUMATIC ROLLERS,Ammann ART 280 Tier 3PNEUMATIC ROLLERS,Ammann ART 280 Tier 4fPNEUMATIC ROLLERS,Ammann AV 130 X TIER 3TANDEM ROLLERS performance characteristics and detailed parameter configuration for the majority of netizens to refer to, understand SDLG Road Roller and Ammann Road Roller Which is better, please pay attention to global-ce.