Compare to most popular AV receivers
| Product name |  Yamaha RX-V663 (black) |
 Sony STR-DG920 |
 Sony STR-DG820 |
 Onkyo TX-SR606 (black) |
 Harman/Kardon AVR 254 |
| Price range | $379-524 from 9 stores |
$378-599 from 5 stores |
$272-426 from 5 stores |
$398-499 from 8 stores |
$399-599 from 7 stores |
| Review summary | Info unavailable | Info unavailable | Info unavailable | The Onkyo TX-SR606 offers tons of functionality for the price, but subpar video processing and improved competition means it's less of a standout receiver than last year's version. | Info unavailable |
| Release date | April 1, 2008 | June 3, 2008 | February 26, 2008 | April 21, 2008 | May 30, 2008 |
| Basic Specs | |||||
| Product Type | AV receiver | AV receiver | AV receiver | AV receiver | AV receiver |
| Enclosure Color | Black | Info unavailable | Info unavailable | Info unavailable | Info unavailable |
| Weight | 26 lbs | 23.4 lbs | 17.6 lbs | 24.9 lbs | 27.1 lbs |
| Sound Output Mode | Surround Sound | Surround Sound | Surround Sound | Surround Sound | Surround Sound |
| Surround Sound Effects | Neural Surround , Virtual CINEMA DSP , SILENT CINEMA DSP , CINEMA DSP | Neural Surround , Digital Cinema Sound EX | Neural Surround , Digital Cinema Sound EX | Info unavailable | Dolby Headphone , Dolby Virtual Speaker |
| Sound Effects | Info unavailable | Info unavailable | Info unavailable | CinemaFILTER | Info unavailable |
| Surround System Class | 7.2 channel | 7.1 channel | 7.1 channel | 7.1 channel | 7.1 channel |
| Response Bandwidth | 20 - 20000 Hz | Info unavailable | Info unavailable | Info unavailable | Info unavailable |
| Output Power | 665 Watt | 770 Watt | 770 Watt | Info unavailable | 350 Watt |
| Built-in Decoders | DTS-ES Discrete 6.1 , DTS-HD decoder , DTS Neo:6 , DTS-HD Master Audio , Dolby Pro Logic II , Dolby Digital , DTS decoder , DTS 96/24 , Dolby Digital Surround EX , Dolby TrueHD , Dolby Pro Logic IIx | Dolby Pro Logic , DTS-HD decoder , DTS Neo:6 , Dolby Pro Logic II , Dolby Digital , DTS-ES decoder , DTS decoder , DTS 96/24 , Dolby Digital Surround EX , Dolby TrueHD , Dolby Pro Logic IIx | Dolby Pro Logic , DTS Neo:6 , Dolby Pro Logic II , Dolby Digital , DTS-ES decoder , DTS decoder , DTS 96/24 , Dolby Digital Surround EX , Dolby Pro Logic IIx | DTS-ES Discrete 6.1 , DTS-HD decoder , DTS Neo:6 , DTS-HD Master Audio , DTS 96/24 , Dolby Digital Surround EX , Dolby Digital Plus , Dolby TrueHD , Dolby Pro Logic IIx , DTS-ES Matrix 6.1 | Dolby Pro Logic II , DTS-HD Master Audio , DTS decoder , Dolby Digital Plus , DTS-ES Discrete 6.1 , DTS-HD decoder , DTS Neo:6 , DTS-ES decoder , Dolby Digital EX , DTS 96/24 , Dolby TrueHD , Dolby Pro Logic IIx , DTS-ES Matrix 6.1 |
| Amplifier signal-to-noise ratio | 100 dB | Info unavailable | Info unavailable | 106 dB | 100 dB |
| Optical Digital Input | Yes | Yes | Yes | Yes | Yes |
| Coaxial Digital Input | Yes | Yes | Yes | Yes | Yes |
| S-Video input | 5 day(s) | Info unavailable | Info unavailable | Info unavailable | Info unavailable |
| Product name | Yamaha RX-V663 (black) | Sony STR-DG920 | Sony STR-DG820 | Onkyo TX-SR606 (black) | Harman/Kardon AVR 254 |
| Price range | $379-524 from 9 stores | $378-599 from 5 stores | $272-426 from 5 stores | $398-499 from 8 stores | $399-599 from 7 stores |