Pioneer VSX-1123-K

    75
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    Highlights

    • 7.2 Channels
    • 7.1 Channel Processing
    • 90 W (8 Ω, 20 Hz - 20 kHz, 2 channel driven)
    • 4K/30Hz Passthrough, 4K/30Hz Upscaling
    • Bluetooth, Ethernet

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    1. Overview

    Pioneer VSX-1123-K was introduced in 2013. It is equipped with 7 channel amplifier with 90 W (8 Ω, 20 Hz - 20 kHz, 2 channel driven) power per channel and is capable of 7.1 maximum channel processing. It passes 4K/30Hz and upscales up to 4K/30p video signal.

    We evaluated the a/v receiver and gave 75 overall score out of 100. Our ranking system is based on the amplifier specifications, audio and video features, connectivity, multizone capabilities, radio and many other details.

    Amplifier
    75
    Audio Features
    75
    Video Features
    66
    Connectivity
    78
    Zones
    85
    Radio
    85
    OVERALL
    75

    For more details about the ranking please go to    Evaluation section.

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    2. Pros and Cons

    In this section we present pros and cons of Pioneer VSX-1123-K.

    PROs

    •   Front Wide Channel Support
    •   DSD via HDMI
    •   Auto Speaker Calibration System with Mic.
    •   New HDCP Version
    •   Analog To HDMI Upconversion
    •   Bluetooth
    •   8 HDMI Inputs
    •   USB Input
    •   RCA Pre-Outs
    •   Composite Video Inputs
    •   Component Video Inputs
    •   Ethernet
    •   3 Zones
    •   Analog Tuner
    •   Pandora
    •   Spotify

    CONs

    •   No Dolby Atmos
    •   No Dolby Atmos Height Virtualization
    •   No DTS:X
    •   No IMAX Enhanced
    •   No Auro 3D with Auro-Matic Upmixer
    •   No HDR10
    •   No HDR10+
    •   No Dolby Vision
    •   No eARC
    •   No 8K Passthrough
    •   Does not Work with Amazon Alexa
    •   0 8K Input
    •   No Phono Input
    •   No Digital Radio
    •   No Tidal

    And here are some specifications which fall into average criteria and are neither in PROs nor in CONs category:

    AVERAGE

    •   7.2 Channels
    •   Power Output - 90 W
    •   7.1 Channel Processing
    •   Wi-Fi
    •   3 HDMI Outputs
    •   RCA Line Inputs

    3. Pioneer 2013 Lineup

    In 2013 Pioneer released 14 new receivers. Here is the lineup:

    Pioneer 2013 Lineup
    ModelChannelsPowerMax. Ch. Proc.Pre OutsZones Price
    SC-79 Image cannot be found 9.2150 W9.111.24
    SC-77 Image cannot be found 9.2140 W9.111.24
    SC-75 Image cannot be found 9.2135 W9.111.24
    SC-72 Image cannot be found 7.2130 W7.19.24
    SC-71 Image cannot be found 7.2120 W7.12.23
    VSX-70 Image cannot be found 7.290 W7.12.23
    VSX-43 Image cannot be found 7.180 W7.12
    SC-1523-K Image cannot be found 9.2135 W9.111.24
    SC-1323-K Image cannot be found 7.2125 W7.19.24
    SC-1223-K Image cannot be found 7.2120 W7.12.23
    VSX-1123-K Image cannot be found 7.290 W7.12.23
    VSX-1023-K Image cannot be found 7.180 W7.12
    VSX-823-K Image cannot be found 5.180 W5.11
    VSX-523-K Image cannot be found 5.180 W5.11

    You can view their side-by-side comparison here: Pioneer SC-79 vs SC-77 vs SC-75 vs SC-72 vs SC-71 vs VSX-70.

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    4. Changes from the VSX-1122-K

    Pioneer VSX-1123-K has replaced VSX-1122-K. Here we present differences between these two models.

    UPGRADES Pioneer VSX-1123-K vs Pioneer VSX-1122-K
    DTS Neo Neo:X vs Neo:6
    Music Playback via USB MP3, WMA, AAC, Apple Lossless, 192kHz / 24-Bit WAV, FLAC, AIFF, DSD vs WAV, MP3, WMA, AAC, FLAC
    High Resolution Audio Formats via USB Apple Lossless, WAV, FLAC, AIFF, DSD vs WAV/FLAC
    Gapless Playback vs
    Video Signal Passthrough up to 4K/30p vs up to 1080p
    Video Signal Upscaling up to 4K/30p vs up to 1080/24p (Marvell Qdeo)
    MHL Input 1 Front (Version 2.0) vs
    More HDMI Inputs 8 (1 front) vs 7 (1 front)
    More HDMI Outputs 2 (1 for MAIN, 1 for MAIN/HDZONE) vs 1
    More RCA Pre-Outs 2.2 vs 0.2
    Zone 2 Outs Composite Video, RCA Pre/Line Out vs RCA Pre/Line Out
    Spotify vs
    DOWNGRADES Pioneer VSX-1123-K vs Pioneer VSX-1122-K
    DSD to PCM Converter vs
    Less Optical Inputs 1 vs 2
    Less Coaxial Inputs/Outputs 1 vs 2
    SiriusXM vs

    For more detailed comparison between the models please visit Pioneer VSX-1123-K vs VSX-1122-K.

    5. Amplifier

    7 channel Discrete Direct Energy Amplifier

    Pioneer VSX-1123-K features 7 channel power amplifier with Discrete Direct Energy design. It is rated at 90 W (8 Ω, 20 Hz - 20 kHz, 2 channel driven).

      AMPLIFIER
      Channels7.2
      Power Output90 W (8 Ω, 20 Hz - 20 kHz, 2 channel driven)
      Front Wide Channel Support
      Amplifier DesignDiscrete Direct Energy
      THX™ Certification
      Continuous 6 Ω Rated
      Certified 4 Ω Performance
      Bi-amp Capability Front

      6. Speaker Configurations

      Pioneer VSX-1123-K's 7 channel amplifier can be assigned for different speaker configurations.

      • Configurations: Available configurations are:
      • 5.2, 7.2 with internal amplifier.
      • Front Wide Channel support: Pioneer VSX-1123-K supports front wide channels. With the presence of two front wide speakers you can enhance the front surround stage. The following speaker configurations are available for front wide channels - 7.2.
      • 2-ch Bi-Amp: Pioneer VSX-1123-K allows you to bi-amp up to 2 main channels simultaneously. During bi-amplification two amplifiers are used for one speaker. One amplifier powers the midrange and tweeter section of the speaker and another amplifier powers the low frequency woofers. Each amplifier is less loaded and performs better. In order to use this feature speakers must have 2 pairs of connectors.

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      7. HDMI

      Pioneer VSX-1123-K features 8 HDMI inputs. It has 2 outputs: 1 for MAIN and 1 for MAIN/HDZONE.

      • 4K/30Hz Passthrough: All inputs pass up to 4K/30p video signal.
      • 4K Upscaling: Pioneer VSX-1123-K can upscale up to 4K/30p from HDMI and analog sources.
      • Analog To HDMI Upconversion: The a/v receiver supports video upconversion, so you can connect your analog Component and Composite video sources and Pioneer VSX-1123-K will output them via HDMI. This means that you will need only one HDMI cable to connect to your TV.
      • HDCP 2.2 Copy Protection: All inputs and outputs are HDCP 2.2 compliant which is a requirement for 4K/HDR copy-protected content transmission.
      • 3D Ready: Pioneer VSX-1123-K is able to pass 3D video through HDMI.


      VIDEO FEATURES
      HDR10
      HDR10+
      Dynamic HDR
      BT.2020 color space
      Dolby Vision
      HLG (Hybrid Log Gamma)
      HDBaseT Compatible
      Enhanced Audio Return Channel (eARC)
      HDCP Version2.2
      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/30p
      Video Signal Upscaling up to 4K/30p

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      8. Room Calibration

      Pioneer VSX-1123-K comes with Advanced MCACC room correction system and includes the calibration microphone.

      • MCACC: Pioneer’s exclusive Multi-Channel Acoustic Calibration System (MCACC) delivers an easy-to-use, automatic sound adjustment system to precision-tune your Pioneer and Pioneer Elite receivers with minimal effort. Every MCACC system comes with a microphone to measure and analyze reverb characteristics. The equalizer optimally adjusts sound parameters to fit the size and shape of your home environment while maintaining the integrity of high-resolution playback without any degradation to the quality of your music.

      9. Multi-zone Playback

      Pioneer VSX-1123-K offers multi-zone playback which allows you to play different input sources in 3 different rooms.


      Zone 2

      • Powered Zone 2: You can use the unit's 2 amplifier channels by connecting Zone 2 speakers directly to the speaker terminals. The remaining 5 channels will be left for main zone amplification.
      • Audio Pre/Line Output: If you have a dedicated amplifier for Zone 2 you can connect it to the a/v receiver via pre/line outs and use "pre out" option to control volume from the a/v receiver or use "line out" option - send fixed signal and then control volume on the Zone 2 amplifier.
      • Composite Video Output: Pioneer VSX-1123-K has analog Composite Video output for Zone 2. This means that it can send a different video signal to the TV.

      Zone 3

        ZONES
        Number of Zones3
        Powered Zones 2
        Zone 2 OutsComposite Video, RCA Pre/Line Out
        Zone 3 OutsHDMI
        RS-232C Interface
        +12V Trigger Output
        Remote (IR) Input/Output1 / 1

        10. Inputs and Outputs

        Audio

        • Analog Pre-Outs: Pioneer VSX-1123-K has 2.2 preamplifier outputs which allow you to connect the a/v receiver to the external power amplifier. You may want to use a high quality external amplifier for certain channels, usually for front L/R and center, and use the a/v receiver to power the rest.
        • Analog Line Inputs: There are 4 line inputs for analog audio connection.
        • Digital Inputs: 1 optical input and 1 coaxial input are available for digital audio connection.
        • Headphone Output: There is a 6.3 mm (1/4") headphone output jack on the front panel.

        Video

        • HDMI:
        • Inputs: 8 (1 front)   Outputs: 2 (1 for MAIN, 1 for MAIN/HDZONE)
          8K Inputs: 0
        • Composite Video: Connect you VCR, Laserdisc player and other old video equipment with composite video cables.
        • Inputs: 4   Outputs: 1
        • Component Video: Component video connection gives you the higher quality video compared to the composite video connection. So in case your old DVD player and other equipment do not have an HDMI output but have Component video output use this connection over the composite one. Pioneer VSX-1123-K supports up to 1080p (1125p) resolution on Component video connectors.
        • Inputs: 1   Outputs: 0

        Front A/V Inputs

        • HDMI, USB, Composite Video
        Image cannot be found
        Image cannot be found
        TERMINALS
        HDMI Inputs8 (1 front)
        HDMI Outputs2 (1 for MAIN, 1 for MAIN/HDZONE)
        8K Inputs
        USB Input1 Front
        USB DC Out Port1 Rear for AS-WL300 (5 V, 0.6 A)
        Optical Inputs1
        Optical Outputs
        Coaxial Inputs1
        RCA Line Inputs4
        RCA Line Outputs
        XLR Line Inputs
        Phono Input
        Multi-Channel Input
        RCA Pre-Outs2.2
        XLR Pre-outs
        Composite Video Inputs4 (1 front)
        Composite Video Outputs1
        S-Video Inputs
        S-Video Outputs
        Component Video Inputs1
        Component Video Outputs

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        11. Evaluation

        We evaluate Pioneer VSX-1123-K and give score of 75 out of 100. We also give separate scores for 6 different categories according to the available features and specifications some of which are listed below. These evaluations are relative and may change each time a new receiver is added to the database.


        OVERALL
        75

        Amplifier

        GOOD
        75

        We give Pioneer VSX-1123-K a score of 75 for Amplifier features.

        •   7.2 Channels
        •   Power Output - 90 W

        Audio Features

        GOOD
        75

        We give Pioneer VSX-1123-K a score of 75 for Audio Features features.

        •   7.2 Channels
        •   Front Wide Channel Support
        •   7.1 Channel Processing
        •   No Dolby Atmos
        •   No Dolby Atmos Height Virtualization
        •   No DTS:X
        •   No IMAX Enhanced
        •   No Auro 3D with Auro-Matic Upmixer
        •   DSD via HDMI

        Video Features

        AVERAGE
        66

        We give Pioneer VSX-1123-K a score of 66 for Video Features features.

        •   No HDR10
        •   No HDR10+
        •   No Dolby Vision
        •   No 8K Passthrough
        •   Analog To HDMI Upconversion

        Connectivity

        GOOD
        78

        We give Pioneer VSX-1123-K a score of 78 for Connectivity features.

        •   No eARC
        •   New HDCP Version
        •   Wi-Fi
        •   Bluetooth
        •   Does not Work with Amazon Alexa
        •   8 HDMI Inputs
        •   3 HDMI Outputs
        •   0 8K Input
        •   USB Input
        •   RCA Line Inputs
        •   No Phono Input
        •   RCA Pre-Outs
        •   Composite Video Inputs
        •   Component Video Inputs
        •   Ethernet

        Zones

        EXCELLENT
        85

        We give Pioneer VSX-1123-K a score of 85 for Zones features.

        •   3 Zones

        Radio

        EXCELLENT
        85

        We give Pioneer VSX-1123-K a score of 85 for Radio features.

        •   Analog Tuner
        •   Pandora
        •   Spotify
        •   No Tidal

        12. Replaced by VSX-1124-K

        In 2014 Pioneer VSX-1123-K was replaced by Pioneer VSX-1124-K. Let us now have a look at some important differences between Pioneer VSX-1123-K and its successor.

        UPGRADES Pioneer VSX-1124-K vs Pioneer VSX-1123-K
        DSD to PCM Converter vs
        Video Signal Passthrough up to 4K/60p (4:4:4 24-bit)
        4K/60p (4:2:2 36-bit)
        4K/24p (4:4:4 36-bit)
        vs up to 4K/30p
        Video Signal Upscaling up to 4K/60p (Marvell Qdeo) vs up to 4K/30p
        Stream Smoother vs
        More Powered Zones 2 and HDZone vs 2
        Higher S/N Ratio (Line, IHF-A) 101 dB vs 100 dB
        DOWNGRADES Pioneer VSX-1124-K vs Pioneer VSX-1123-K
        Analog To HDMI Upconversion vs Component****, Composite
        Less HDMI Inputs 7 (1 front) vs 8 (1 front)
        Less RCA Line Inputs 3 vs 4
        Less Composite Video Inputs 2 vs 4 (1 front)
        Front A/V Inputs HDMI, USB vs HDMI, USB, Composite Video
        Zone 2 Outs RCA Pre/Line Out vs Composite Video, RCA Pre/Line Out

        For more detailed comparison between the models please visit Pioneer VSX-1123-K vs VSX-1124-K.

        For the complete list of specifications please go to the next page:

        Discussion

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