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Common
Model
TX-NR575
TX-NR656
Brand
Onkyo
Onkyo
Rating on Amazon
4.2
4.1
Reviews on Amazon
64
246
Functions
Digital player
Internet radio
Network audio player
Amplifier class
D
Audio formats
AAC
AIFF
Apple lossless
DSD
FLAC
MP3
WAV
WMA
Built-in decoders
DTS neural:X
DTS-HD master audio
DTS:X
Dolby atmos
Dolby digital plus
Dolby surround
Dolby true HD
Power device
Operational power consumption
600 W
580 W
Standby power consumption
0.1 W
0.1 W
Built-in display
Type
fluorescent
fluorescent
Colour
black
black
Amplifier
Total output power
610 W
690 W
Output power per channel
80 W
100 W, 170 W
Output impedance per channel
4 Ohm
6 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
Connectivity interfaces
Bluetooth
Wi-Fi
IEEE 802.3
IEEE 802.3u
Signal processing
HDMI pass-through
up to 4K
up to 4K
Video conversion/scaling
3D pass-through
Upscaling via HDMI
up to 4K
Connector type
AV inputs
2
2
Optical digital inputs
2
2
Coaxial digital inputs
1
1
HDMI inputs
6
8
HDMI outputs
1
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 source
Bluetooth
Network
USB-host
Radio
Tuner type
digital
digital
Tuner bands
AM/FM
AM/FM
Preset station qty
40
40
Additional features
A-B speaker switch
AIR Studios monitor certification
Three-zone capability
X.v.Color
Advanced sound retriever (ASR) technology
Apple air-play support
Audio return channel (ARC)
Bi-amplifying
Deep color
MCACC Pro
Auto power off
Pure direct mode
Dual-zone capability
Smartphone remote control
Sound features
Sound output mode
Surround Sound
Surround Sound
Audio D/A converter
32bit / 192kHz
32bit / 384kHz
Surround sound effects
Theater-Dimensional Virtual Surround
Neural Surround. Theater-Dimensional Virtual Surround
Surround system class
7.2 channel
7.2 channel
Digital sound processor (DSP)
DSP preset qty
4
Digital content protection
HDCP 2.2
HDCP 2.2
Clock
Built-in clock
Sleep timer
Dimensions
Shipping size
14.9 x 17.1 x 6.8 inches
22.5 x 18 x 11 inches
Product weight
20 pounds
22 pounds
AV receivers comparison rating
- 42Onkyo TX-NR575
- 37.5Onkyo TX-NR656
The best receiver is Onkyo TX-NR575. Check Onkyo TX-NR575 price on Amazon
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