This comparison is crap.
In fact Rigol DS2000A has many trigger types, like Edge Trigger, Pulse Trigger, Runt Trigger, Windows Trigger (Option), Nth Edge Trigger (Option), Slope Trigger, Video Trigger (HDTV Option), Pattern Trigger, Delay Trigger (Option), TimeOut Trigger (Option), Duration Trigger (Option), Setup/Hold Trigger, RS232/UART Trigger, I2C Trigger, SPI Trigger, CAN Trigger (Option) and USB Trigger (Option).