Comparison of T220 with T230 · Weight: T220 is 2250KG, T230 is 4500KG. as we know, the heavier weight will have more stability. Weight T220 T230 2250KG 4500KG Machine weight comparison ·Motor power : T230 use the higher power motor. T220 T230 Front chuck (rotary ) 2KW 2.9KW Back chuck (rotary ) 1.5KW 1.8KW Y axis (feed axis ) 1.5KW 2.9KW Servo motor power comparison ·The motor higher power the machine performance better, higher move speed and acceleration, and also the dynamic response of the machine is better. T220 T230 Maximum speed of chuck 80r/min 120r/min Maximum speed of Y axis 90m/min 120m/min Maximum accelerated speed 1.0G 1.2G Speed comparison ·T230 has a dust removal system, T220 have no port to connect it. Exhaust fan ·The size of tube holder is different, more harder than T220. Tube holder from T230 Tube holder from T220