I should mention that these two models are very close to each other in terms of features, but there are still some differences. This article is dedicated completely to Yamaha RX-V681 and Yamaha RX-V683 comparison. I have collected information from different sources and studied user reviews to provide you with accurate information and help you choose the right option for you.
Dolby Vision was added as a firmware update to the 81 series, along with HLG and a Tidal and Deezer. The only differences I see now are some I/O rearrangements, especially with composite video. I was looking at the 683 for Dolby Vision, but when i found that they did a excellent update. The 7.2-channel AV receiver with MusicCast support and the largest streaming music services, compatible with Dolby Atmos and DTS: X , HDMI interface with support for 4K60p (4: 4: 4), HDCP2.2, HDR and BT.2020. There is a Phono input for connecting vinyl players.
Yamaha RX-V683 is a next model it does not differ much from V681. Nevertheless, there are some differences and in some cases they may be crucial for you. With the new Musiccast alexa skill you can turn the receiver on/off, change HDMI inputs and turn volume up and down.
These two models are quite alike and their characteristics are almost identical. Nevertheless, the main advantage of Yamaha RX-V683 is that it is more powerful (665 vs 525 Watts). The rest of differences are not that crucial. For example, Yamaha RX-V681 has an old interface – IEEE 802.3u so if you have a device that uses this kind of interface, you will connect it without any troubles. Choosing between these two models, you need to pay attention to the output power, if you look for something powerful, then 683 is right for you. If you do not need that amount of power and you still have an old device then 681 is the one you need.
The best receiver is Yamaha RX-V681BL. Check Yamaha RX-V681BL price on Amazon