Average| Source | Info |
|---|---|
| Secrets of HT & HiFi | https://www.hometheaterhifi.com/volume_12_3/yamaha-rx-v657-receiver-8-2005.html |
| Sound & Vision | https://www.soundandvisionmag.com/article.asp?article_id=863&page_number=1 |
| Home Cinema Choice Online | https://www.homecinemachoice.com/cgi-bin/displayreview.php?reviewid=6383 |
| Absolute Sound | Absolute Sound: Oct 2005, iss 156, Martens |