Canon 430EX III-RT vs Canon 600EX II-RT

The Canon 430EX III-RT vs Canon 600EX II-RT: The Canon 600EX II-RT is Canon’s flagship model and was released in May 2016 aimed squarely at the professional photographer who needs that extra bit of power, fast continuous shoot rate, reliability, durability and all the fancy features that you can think of. The Canon 430EX III-RT was released in July 2015 and replaced the 430EX II which didn’t have radio wireless capabilities. Both the 430EX III-RT and the 600EX II-RT have integrated radio wireless communication and both speedlites can operate as radio master or radio slave units. Both speedlites are also backwards compatible by including Canon’s optical wireless communication whereby the master unit communicates with the slave units using a series of optical pulses/flashes. The 430EX III-RT can only act as an optical slave.

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