Onkyo TX-NR656 vs Onkyo TX-NR686

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Common Onkyo TX-NR656xOnkyo TX-NR686x
Model TX-NR656TX-NR686
Brand OnkyoOnkyo
Rating 3.9 of 54.2 of 5
Reviews 26155
AmplifierOnkyo TX-NR656xOnkyo TX-NR686x
Total output power 690 W 800 W
Output power per channel 100 W, 170 W 160 W
Output impedance per channel 6 Ohm, 8 Ohm 8 Ohm
Frequency response 20 Hz-20 kHz 20 Hz-20 kHz
Total harmonic distortion 0.08 % 0.08 %
Number of channels 7 7
Signal-to-noise ratio 106 dB 106 dB
FunctionsOnkyo TX-NR656xOnkyo TX-NR686x
Amplifier class
Digital player
Internet radio
Network audio player
Audio formatsOnkyo TX-NR656xOnkyo TX-NR686x
Apple lossless
Built-in decodersOnkyo TX-NR656xOnkyo TX-NR686x
DTS-HD master audio
DTS neural:X
Dolby Atmos
Dolby digital plus
Dolby surround
Dolby true HD
Built-in displayOnkyo TX-NR656xOnkyo TX-NR686x
Type fluorescent fluorescent
Colour black black
Connectivity interfacesOnkyo TX-NR656xOnkyo TX-NR686x
IEEE 802.3
IEEE 802.3u
Signal processingOnkyo TX-NR656xOnkyo TX-NR686x
HDMI pass-through up to 4K up to 4K
Video conversion/scaling HDMI to HDMI scaling, analog to HDMI up conversion
3D pass-through
Upscaling via HDMI up to 4K up to 4K
Connector typeOnkyo TX-NR656xOnkyo TX-NR686x
AV inputs 2 7
Optical digital inputs 2 2
Coaxial digital inputs 1 1
HDMI inputs 8 7
HDMI outputs 2 2
Optical digital outputs has not has not
Coaxial digital outputs has not has not
Subwoofer outputs 2 2
USB 1 1
Phones 1 1
Media content sourceOnkyo TX-NR656xOnkyo TX-NR686x
RadioOnkyo TX-NR656xOnkyo TX-NR686x
Tuner type digital digital
Tuner bands AM/FM AM/FM
Preset station 40 40
Preset station qty
Additional featuresOnkyo TX-NR656xOnkyo TX-NR686x
A-B speaker switch
Deep color
AIR Studios monitor certification
Three-zone capability
Advanced sound retriever (ASR) technology
Apple air-play support
Audio return channel (ARC)
Auto power off
Pure direct mode
Dual-zone capability
Smartphone remote control
Sound featuresOnkyo TX-NR656xOnkyo TX-NR686x
Audio D/A converter 32bit / 384kHz 32bit / 384kHz
DSP preset qty
Sound output mode
Surround sound effects Neural Surround. Theater-Dimensional Virtual Surround Theater-Dimensional Virtual Surround
Surround system class 7.2 channel 7.2 channel
Digital content protection HDCP 2.2 HDCP 2.2
Digital sound processor (DSP)
ClockOnkyo TX-NR656xOnkyo TX-NR686x
Built-in clock
Sleep timer
Power deviceOnkyo TX-NR656xOnkyo TX-NR686x
Operational power consumption 580 W 570 W
Standby power consumption 0.1 W 0.15 W
User manualOnkyo TX-NR656xOnkyo TX-NR686x
Manual N/A N/A
DimensionsOnkyo TX-NR656xOnkyo TX-NR686x
Dimensions 22.5 x 18 x 11 inches 14.9 x 17.1 x 6.8 inches
Weight 22 pounds 22 pounds

Onkyo TX-NR656

Onkyo TX-NR656

Onkyo TX-NR686

Onkyo TX-NR686
Onkyo TX-NR656
Onkyo TX-NR686

AV Receivers HelpToChoose comparison rating

  • better
  • worse
  • 24.2
  • 24.4
  • 24.2Onkyo TX-NR656
  • 24.4Onkyo TX-NR686

Onkyo TX-NR686 is better receiver in this comparison. Check Onkyo TX-NR686 price

Onkyo TX-NR656 competitors