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Compare 3 products

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Onkyo TX-NR646 Av Receiver
Onkyo TX-NR646
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Onkyo TX-NR686 Av Receiver
Onkyo TX-NR686
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Sennheiser EW 572 G3 Av Receiver
Sennheiser EW 572 G3
Available colors
User rating
46
4.0 out of 5
46 user ratings
5 stars
32 %
4 stars
43 %
3 stars
15 %
2 stars
8 %
1 stars
0 %
52
3.8 out of 5
52 user ratings
5 stars
28 %
4 stars
32 %
3 stars
28 %
2 stars
5 %
1 stars
3 %
6
4.2 out of 5
6 user ratings
5 stars
33 %
4 stars
50 %
3 stars
16 %
2 stars
0 %
1 stars
0 %

Connectivity

Audio (L/R) in87
N/A
Composite video in32
N/A
Component video (YPbPr/YCbCr) in22
N/A
Digital audio optical in22
N/A
Digital audio coaxial in11
N/A
Number of HDMI inputs87
N/A
Number of HDMI outputs22
N/A
USB ports quantity11
N/A
Bluetoothyesyesno
Bluetooth profiles
  • A2DP
  • AVRCP
A2DP
N/A
Bluetooth version2.1+EDR4.1
N/A
Ethernet LANnoyes
N/A
Wi-Fiyesyes
N/A
Connectivity technology
N/A
Wired & WirelessWired & Wireless
Speakers connectivity type
N/A
Banana connector
N/A
Audio (L/R) out
N/A
1
N/A
Line-out
N/A
yesno
Headphone outputs
N/A
12
Ethernet LAN (RJ-45) ports
N/A
1
N/A
Line-in
N/A
N/A
no
Headphone connectivity
N/A
N/A
3.5 mm
HDMI
N/A
N/A
no

Audio properties

Audio output channels7.27.2
N/A
Audio Return Channel (ARC)yesyes
N/A
Audio amplifieryes
N/A
N/A
Impedance16.0 Ω8.0 Ω
N/A
Frequency range10 - 10000010 - 10000080 - 18000
Input impedance47000.0 Ω47.0 Ω
N/A
Power output per channel (20-20KHz@8 Ohm)160.0 W
N/A
N/A
Total Harmonic Distortion (THD)0.08 %0.08 %0.9 %
Signal-to-Noise Ratio (SNR)100.0 dB106.0 dB115.0 dB
Audio formats supported
  • AAC
  • FLAC
  • LPCM
  • MP3
  • OGG
  • WAV
  • WMA
  • 3G2
  • 3GP
  • AAC
  • AIFF
  • DFF
  • DSD
  • DSF
  • FLAC
  • M4A
  • MP3
  • MP4
  • WAV
  • WMA
N/A
Audio decoders
  • Dolby TrueHD
  • DTS-HD Master Audio
  • DTS
  • DTS 96/24
  • DTS-ES
  • DTS-ES
  • DTS-HD Master Audio
  • DTS:X
  • Dolby Atmos
  • Dolby Digital
  • Dolby Digital Plus
  • Dolby Surround
  • Dolby TrueHD
N/A
Audio D/A Converter (DAC)
N/A
32-bit/384kHz
N/A
Digital Signal Processing (DSP)
N/A
yes
N/A
Power output per channel (1KHz@6 Ohm)
N/A
165.0 W
N/A
RMS rated power
N/A
100.0 W
N/A
Bass adjustment
N/A
yes
N/A
Treble adjustment
N/A
yes
N/A
Equalizer
N/A
N/A
yes

Design

Colour of product
  • Silver
  • Black
  • Black
  • Silver
Black,Grey

Radio

Supported radio bands
  • AM
  • FM
  • AM
  • FM
N/A
AM antennayesyes
N/A
AM band range522 - 1710522 - 1629
N/A
FM antennayesyes
N/A
FM band range87.5 - 107.976 - 95516 - 865
Preset stations quantity4040
N/A
Internet radioyes
N/A
N/A

Features

Optical drive includednono
N/A
Handheld remote controlyesyesno
On Screen Display (OSD)yes
N/A
N/A
AirPlayyes
N/A
N/A
Digital Living Network Alliance (DLNA) certifiedyes
N/A
N/A
Card reader integrated
N/A
no
N/A
Apple docking
N/A
no
N/A

Often compared with Onkyo TX-NR646

Often compared with Onkyo TX-NR686