Yamaha RX-A660 vs Yamaha RX-A550

      Yamaha RX-A660

      Yamaha RX-A550
      80
      Image cannot be found
      72
      Image cannot be found
      USA and Canada UK and Europe
      Australia
      China Korea Taiwan Asia Brazil and General
      USA and Canada Korea
      Australia
      UK and Europe Asia
      Image cannot be found
      Image cannot be found
      Image cannot be found
      Image cannot be found
       
       

      Disclosure: We earn money from the affiliate links to products associated with content in this article.

      Specifications

      GENERAL Yamaha RX-A660 Yamaha RX-A550
      BrandYamahaYamaha
      SeriesAventageAventage
      ModelRX-A660RX-A550
      TypeA/V ReceiverA/V Receiver
      CountryAustraliaAustralia
      Release Year20162015
      PredecessorYamaha RX-A550
      SuccessorYamaha RX-A670 Yamaha RX-A660
      AMPLIFIER Yamaha RX-A660 Yamaha RX-A550
      Channels7.25.1
      Power Output80 W (8 Ω, 20 Hz - 20 kHz, 2 channel driven)80 W (8 Ω, 20 Hz - 20 kHz, 2 channel driven)
      Front Wide Channel Support
      THX™ Certification
      Continuous 6 Ω Rated
      Certified 4 Ω Performance
      Discrete Output Stage Circuitry
      Bi-amp Capability
      AUDIO FEATURES Yamaha RX-A660 Yamaha RX-A550
      Surround:AI™
      DACBurr-BrownBurr-Brown
      DAC Specs192 kHz/24 Bit192 kHz/24 Bit
      Maximum Channel Processing7.15.1
      Air Studios Monitor Certification
      Dolby Atmos up to 5.1.2
      Dolby Atmos Height Virtualization
      Dolby Atmos Music
      Dolby TrueHD
      Dolby Digital Plus
      Dolby Surround Upmixer
      Dolby Pro Logic PLII
      Dolby Digital EX
      Surround EX
      DTS:X up to 5.1.2
      DTS Neural:X
      DTS Virtual:X
      DTS Neo Neo:6 Neo:6
      DTS-HD Master Audio
      DTS-HD High Resolution Audio
      DTS 96/24
      DTS Express
      DTS-ES Discrete 6.1, Matrix 6.1 Discrete 6.1, Matrix 6.1
      IMAX Enhanced
      Auro 3D with Auro-Matic Upmixer
      PCM 2-ch/Multi-ch Input 2-ch/Multi-ch Input
      Network Audio FormatsMP3, WMA, MPEG-4 AAC, Apple Lossless, WAV, FLAC, AIFF, DSDMP3, WMA, MPEG-4 AAC, Apple Lossless, WAV, FLAC, AIFF, DSD
      Music Playback via USBMP3, WMA, AAC, Apple Lossless, WAV, FLAC, AIFF, DSDMP3, WMA, AAC, Apple Lossless, WAV, FLAC, AIFF, DSD
      High Resolution Music Playback via USB and/or Network up to 192 kHz up to 192 kHz
      High Resolution Audio Formats via USBApple Lossless, WAV, FLAC, AIFF, DSDApple Lossless, WAV, FLAC, AIFF, DSD
      Gapless Playback
      DSD via HDMI 2-ch/Multi-ch Input 2-ch/Multi-ch Input
      DSD via USB 2-ch Input 2-ch Input
      DSD to PCM Converter
      USB DAC
      DTS Dialogue Control
      Dialog Level Adjustment
      Dialog normalization
      Dialogue Lift no presence speakers required
      Compressed Music Enhancer including for Bluetooth® including for Bluetooth®
      High-resolution Music Enhancer
      Adaptive DRC (Dynamic Range Control)
      Initial Volume & Maximum Volume Setting
      Audyssey Dynamic EQ
      Audyssey Dynamic Volume
      Audyssey LFC
      Audyssey Sub EQ HT
      Audyssey DSX
      Direct Mode
      Straight Decoding Mode
      CINEMA DSP 3D 3D
      DSP Programs1717
      SILENT CINEMA / Virtual CINEMA DSP Virtual CINEMA FRONT Virtual CINEMA FRONT
      Virtual Speakers including surround back
      Independent Subwoofer Outputs
      CALIBRATION Yamaha RX-A660 Yamaha RX-A550
      Auto Speaker Calibration System with Mic. YPAO sound optimization YPAO sound optimization
      YPAO Volume
      PEQ for SUBDown to 31 HzDown to 31 Hz
      VIDEO FEATURES Yamaha RX-A660 Yamaha RX-A550
      HDR10
      HDR10+
      Dynamic HDR
      BT.2020 color space
      Dolby Vision
      HLG (Hybrid Log Gamma)
      HDBaseT Compatible
      Enhanced Audio Return Channel (eARC)
      HDCP Version2.22.2
      QMS (Quick Media Switching)
      ALLM (Auto Low Latency Mode)
      VRR (Variable Refresh Rate)
      QFT (Quick Frame transport)
      3-D Ready
      Video Signal Passthroughup to 4K/60p 4:4:4up to 4K/60p 4:2:0
      Video Signal Upscaling up to 1080p
      Analog To HDMI Upconversion
      Component Video Upscaling
      Analog to Analog Video conversion
      Component Video Maximum Resolution1080i
      Video Parameter Adjustments
      isf Certified Calibration Control
      CONNECTIVITY Yamaha RX-A660 Yamaha RX-A550
      Wi-Fi with Wireless Direct with Wireless Direct
      Bluetooth SBC, AAC
      Works with Amazon Alexa on MusicCast (Voice control using your Alexa device like Echo, Dot, Tap and Show) on MusicCast (Voice control using your Alexa device like Echo, Dot, Tap and Show)
      Chromecast Built-In
      Works with SonoS
      DTS Play-Fi
      MHL Input
      DLNA 1.5
      MusicCast
      AirPlay AirPlay AirPlay
      Apple Product Connection iPod, iPhone and iPad iPod, iPhone and iPad
      Remote App (iPhone® / iPad® / Android™ phone / tablet) (iPhone® / iPad® / Android™ phone / tablet)
      InstaPrevue Input Source Prevue
      TERMINALS Yamaha RX-A660 Yamaha RX-A550
      HDMI Inputs46
      HDMI Outputs11
      8K Inputs
      USB InputUSB memory, portable audio playeriPod® / iPhone®, USB memory, portable audio player
      USB DC Out Port
      Optical Inputs11
      Optical Outputs
      Coaxial Inputs22
      RCA Line Inputs4 (1 front)4 (1 AUX Jack in the front)
      RCA Line Outputs
      XLR Line Inputs
      Phono Input
      Multi-Channel Input
      RCA Pre-Outs0.20.1
      XLR Pre-outs
      Composite Video Inputs44
      Composite Video Outputs11
      S-Video Inputs
      S-Video Outputs
      Component Video Inputs2
      Component Video Outputs1
      Ethernet
      Ethernet Switch
      PC In
      Front A/V InputsUSB, mini-jack AudioUSB, mini-jack
      Speaker A/B
      Headphone Out6.3 mm (1/4")6.3 mm (1/4")
      Detachable Power Cord
      dockport
      ZONES Yamaha RX-A660 Yamaha RX-A550
      Number of Zones11
      Zone B Video Output
      Zone GUI
      RS-232C Interface
      +12V Trigger Output
      Remote (IR) Input/Output0 / 00 / 0
      Party Mode
      MISCELLANEOUS Yamaha RX-A660 Yamaha RX-A550
      On-Screen Display color OSD color OSD
      SCENESCENE (4 sets)SCENE (4 sets)
      Web Control
      PreAmp Mode
      RADIO Yamaha RX-A660 Yamaha RX-A550
      Analog Tuner FM/AM FM/AM
      Presets4040
      Digital Radio
      Internet Radio vTuner vTuner
      Pandora
      Spotify
      Tidal
      Deezer
      Napster
      SiriusXM
      CONSTRUCTION Yamaha RX-A660 Yamaha RX-A550
      A.R.T. Wedge
      Speaker Terminals75
      Large Speaker Terminals75
      Color-Coded Speaker Terminals
      Gold plated RCA terminals
      POWER Yamaha RX-A660 Yamaha RX-A550
      Power SupplyAC 240 V, 50 HzAC 240 V, 50 Hz
      Power Consumption260 W260 W
      Standby Power0.1 W0.1 W
      ECO Mode / Hybrid Standby Function
      Auto Power Standby
      PHYSICAL Yamaha RX-A660 Yamaha RX-A550
      Dimensions (W x H x D)435 mm x 161 mm x 330 mm (with antenna: 435 mm x 225.5 mm x 330 mm)435 mm x 161 mm x 327 mm (with antenna: 435 mm x 221 mm x 327 mm)
      17-1/8" x 6-3/8" x 12-7/8" (with antenna up: 17-1/8" x 8-3/4" x 12-7/8")
      Weight8.3 kg (18.3 lbs)8.1 kg (17.9 lbs)
      SPECIFICATIONS Yamaha RX-A660 Yamaha RX-A550
      Power Output (8 Ω, 20 Hz - 20 kHz, 2 channel driven, FTC)80 W (0.09% THD)
      Power Output (8 Ω, 1 kHz, 2 channel Driven, FTC)95 W (0.9% THD)
      Power Output (6 Ω, 20 Hz - 20 kHz, 2 channel driven)80 W (0.09% THD)
      Power Output (6 Ω, 1 kHz, 1 channel driven, FTC)115 W (0.9% THD)115 W (0.9% THD)
      Maximum Effective Power Output (6 Ω, 1 kHz, 1 channel driven, JEITA or IEC)135 W (10% THD)135 W (10% THD)
      Dynamic Power per Channel (2 Ω, Front)190 W160 W
      Dynamic Power per Channel (4 Ω, Front)170 W130 W
      Dynamic Power per Channel (6 Ω, Front)140 W110 W
      Damping Factor100 (Front, 20 Hz - 20 kHz, 8 Ω)100 (Front, 20 Hz - 20 kHz, 8 Ω)
      Input Sensitivity and Impedance (Line)200 mV/47 kΩ (1 kHz, 100 W/6 Ω)200 mV/47 kΩ (1 kHz, 100 W/6 Ω)
      Maximum Input Sensitivity (Line)2.3 V (1 kHz, 0.5% THD)2.3 V
      Rated Headphone Jack Output Level and Impedance100 mV/470 Ω (1 kHz, 50 mV, 8 Ω)100 mV/560 Ω (AV 4 etc., 1 kHz, 50 mV, 8 Ω)
      S/N Ratio (Line, IHF-A)110 dB110 dB
      Frequency Response (Analog In)+0/-3 dB (10 Hz to 100 kHz)+0/-3 dB (10 Hz to 100 kHz)
      Residual noise (IHF-A Network)150 µV (Speaker Out)150 µV (Speaker Out)
      Channel Separation at 1 kHz/10 kHz (LINE)75 dB/50 dB75 dB/50 dB
      DSD Sampling Rates via HDMI2.8 MHz2.8 MHz
      DSD Sampling Rates via USB5.6 MHz, 2.8 MHz5.6 MHz, 2.8 MHz
      Video Input Sensitivity/Output Level and Impedance 1 Vp-p/75 Ω (Composite)1 Vp-p/75 Ω (Component Y)
      0.7 Vp-p/75 Ω (Component PB/CB, PR/CR)
      1 Vp-p/75 Ω (Composite)
      Video Maximum Input1.5 Vp-p1.5 Vp-p
      Video Frequency Response5 Hz to 60 MHz, -3 dB (Component)
      Video S/N Ratio50 dB50 dB
      Ethernet Standard10BASE-T/100BASE-TX10BASE-T/100BASE-TX
      Wi-Fi StandardIEEE 802.11 b/g/nIEEE 802.11 b/g/n
      Wi-Fi Terminal Frequency2.4 GHz2.4 GHz
      Bluetooth Version2․1 + EDR2․1 + EDR
      Bluetooth Frequency2.4 GHz
      USB TerminalUSB2.0 5 V, 1 AUSB2.0 5 V, 1 A
      FM Frequency87.50 MHz - 108.00 MHz87.50 MHz - 108.00 MHz
      FM 50 dB Quiet Sensitivity (IHF, 1 kHz, 100% MOD.)Mono: 3 µV (20.8 dBf)Mono: 3 µV (20.8 dBf)
      FM S/N RatioMono/Stereo: 65 dB/64 dBMono/Stereo: 65 dB/64 dB
      FM Harmonic Distortion (IHF, 1 kHz)Mono/Stereo: 0.5%/0.6%Mono/Stereo: 0.5%/0.6%
      AM Frequency531 kHz - 1611 kHz531 MHz - 1611 MHz
      Warranty3 Years3 Years

      * - 480i/576i and 480p/576p only
      ** - 480i/576i only
      *** - no 1080p/24 upconversion
      **** - 1080p signal is not converted



      For a full review please go to the review page:

      Amazon Affiliate Disclosure

      ZKelectronics is a participant in the Amazon Services LLC Associates Program, an affiliate advertising program designed to provide a means for website owners to earn advertising fees by advertising and linking to Amazon (.com, .co.uk, .ca, etc) and any other websites that may be affiliated with Amazon Service LLC Associates Program.