Sony a73 vs Sony a7R3: Part 2 - ISO Performance | 4K

Sony a73 vs Sony a7R3: First Look | Photographer Dustin Abbott takes a thorough, detailed first look at the Sony a73 and breaks down some of the key features that set it and the Sony a7R3 apart. Visit the Image Gallery: http://bit.ly/a73ig | Purchase the Sony a73 at BH Photo: https://bhpho.to/2HTcogD | Amazon: http://amzn.to/2GRoG7T | Amazon Canada: https://amzn.to/2KhSaON | Amazon UK: https://amzn.to/2I3NU4D | Ebay: http://bit.ly/a73DA Watson Chargers: https://bhpho.to/2JCHmcM My a73 Strap of Choi

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