This receiver supports a 7.2 channel setup or 5.2.2 channel Dolby Atmos and DTS:X. The power per channel is 210 W. Due to the Chromecast application you can control playback from your iOS, Android, Mac or Windows device. Onkyo TX-NR676 also supports a wide range of network services like Amazon Music, Spotify, TuneIn, etc. The dynamic audio amplification technology generates pure and rich sound. One of the advantages of the Onkyo TX-NR676 - you can easily control content and volume of the second zone. You can play separate content in the second zone or both zones can play the same content. Due to dual-band Wi-Fi you can to assure a stable connection that is important for content streaming.
This model has the DTS:X surround sound technology and Dolby Atmos up to 5.1.2 channels. The power per channel is 170 W. Onkyo TX-NR646 supports various network services like Pandora and Spotify. You can also stream audio from different devices, like smartphones, tablets or PCs. The calibration process is fast and easy. You just need to place a mic in the middle of the room, and then start the calibration process. The dual zone mode lets you play different or the same content in different zones. The application lets you control playback of content.
There are almost no major differences when we compare Onkyo TX-NR676 vs TX-NR646. However, there are still some and you need to focus on them.
The main advantage of Onkyo TX-NR676 is that it has more total power output (700 W versus 580 W that Onkyo TX-NR646 has). The main disadvantage of this model is that the menu is a bit confusing.
The main advantage of Onkyo TX-NR646 is that it has less operational power consumption – compare 360 W and 560 W that Onkyo TX-NR676 has. While its main disadvantage is that it has some problems with compatibility.
Overall, Onkyo TX-NR646 vs Onkyo TX-NR676 is all about the total power output. If you need a more powerful device that has many audio enhancement features then TX-NR676 is for you. If you need something simpler, then pay attention to TX-NR646. I hope this comparison chart will help you compare Onkyo TX-NR646 vs TX-NR676 and choose the right device for you.
Onkyo TX-NR676 overview
Onkyo TX-NR646 overview
The best receiver is Onkyo TX-NR676. Check Onkyo TX-NR676 price on Amazon