| GENERAL | Denon AVR-X6400H | Onkyo TX-RZ900 |
|---|---|---|
| Brand | Denon | Onkyo |
| Model | AVR-X6400H | TX-RZ900 |
| Type | A/V Receiver | A/V Receiver |
| Country | USA | USA |
| Release Year | 2017 | 2015 |
| Predecessor | Denon AVR-X6300H | |
| Successor | Denon AVR-X6500H | Onkyo TX-RZ920 |
| AMPLIFIER | Denon AVR-X6400H | Onkyo TX-RZ900 |
|---|---|---|
| Channels | 11.2 | 7.2 |
| Power Output | 140 W (8 Ω, 20 Hz - 20 kHz, 2 channel driven) | 140 W (8 Ω, 20 Hz - 20 kHz, 2 channel driven) |
| Front Wide Channel Support | ||
| Amplifier Design | Monolithic | |
| Discrete Amplification | ||
| WRAT (Wide Range Amplifier Technology) | ||
| VLSC (Vector Linear Shaping Circuitry) | All Channels | |
| Optimum Gain Volume Circuitry | ||
| THX™ Certification | Select™2 Plus | |
| Continuous 6 Ω Rated | ||
| Certified 4 Ω Performance | ||
| Discrete Output Stage Circuitry | ||
| 3-Stage Inverted Darlington Circuitry | All Channels | |
| PUSH-PULL Design | Parallel | |
| Mono Block Power Amplifier Construction | ||
| Independent Block Construction (Amp/Preprocessor) | ||
| Bi-amp Capability | 5-ch (assignable) | |
| BTL (Bridged Transless or Bridging) |
| AUDIO FEATURES | Denon AVR-X6400H | Onkyo TX-RZ900 |
|---|---|---|
| Digital Signal Processing (DSP) Engine | 4 powerful high speed 4th generation SHARC DSP processors | 32-bit Digital Signal Processing Engines |
| DAC | AKM AK4458VN | Asahi Kasei AK4458 |
| DAC Specs | 384 kHz/32 Bit | 384 kHz/32 Bit |
| Maximum Channel Processing | 11.2 | 7.1 |
| D.D.S.C. HD Digital | 32-bit | |
| Alpha Processing | AL32 Processing Plus | |
| Air Studios Monitor Certification | ||
| Dolby Atmos | up to 7.1.4 | |
| Dolby Atmos Height Virtualization | ||
| Dolby Atmos Music | ||
| Dolby TrueHD | ||
| Dolby Digital Plus | ||
| Dolby Surround Upmixer | ||
| Dolby Pro Logic | ||
| Dolby Digital EX | ||
| Surround EX | also known as Dolby Digital Surround EX | |
| DTS:X | up to 7.1.4 | |
| DTS Neural:X | ||
| DTS Virtual:X | via firmware update | |
| DTS Neo | ||
| DTS-HD Master Audio | ||
| DTS-HD High Resolution Audio | ||
| DTS 96/24 | ||
| DTS Express | ||
| DTS-ES | Discrete 6.1, Matrix 6.1 | |
| IMAX Enhanced | ||
| Auro 3D with Auro-Matic Upmixer | Built-In | |
| PCM | 2-ch/Multi-ch Input | 2-ch/Multi-ch Input |
| Network Audio Formats | MP3, WMA, MPEG-4 AAC, Apple Lossless, WAV, FLAC, DSD | |
| Music Playback via USB | MP3, WMA, AAC, Apple Lossless, WAV, FLAC, DSD | FLAC, WAV, Apple Lossless, WMA, WMA Lossless, Ogg, MP3, DSD, AAC, LPCM, Dolby TrueHD |
| High Resolution Music Playback via USB and/or Network | up to 192 kHz | up to 96 kHz |
| High Resolution Audio Formats via USB | Apple Lossless, WAV, FLAC, DSD | FLAC, WAV, WMA Lossless, Apple Lossless, DSD, AAC |
| 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 | ||
| Jitter Reduction | PLL (Phase Locked Loop) Jitter-Cleaning Circuit Technology for S/PDIF Audio | |
| DTS Dialogue Control | ||
| Dialog Enhancement | ||
| Dialog Level Adjustment | DTS:X only | |
| Dialog normalization | ||
| Dialogue Lift | ||
| Tone Control | ||
| Compressed Music Enhancer | Advanced Music Optimizer (bluetooth included) | |
| High-resolution Music Enhancer | ||
| THX Processing Mode | ||
| Audyssey Dynamic EQ | ||
| Audyssey Dynamic Volume | ||
| Audyssey LFC | ||
| Audyssey Sub EQ HT | ||
| Audyssey DSX | ||
| Phase-Matching Bass Boost | for Deep Bass and Clear Mid-Range | |
| Direct Mode | ||
| Pure Audio Mode | ||
| Pure Direct Analog Path Mode | ||
| Pure Direct Mode | ||
| Virtual Speakers | T-D (Theater-Dimensional) | |
| Independent Subwoofer Outputs |
| CALIBRATION | Denon AVR-X6400H | Onkyo TX-RZ900 |
|---|---|---|
| Auto Speaker Calibration System with Mic. | Audyssey MultEQ XT32 | AccuEQ Advance |
| Audyssey App Support | ||
| Optimized Bass Redirection | ||
| Bass Sync |
| VIDEO FEATURES | Denon AVR-X6400H | Onkyo TX-RZ900 |
|---|---|---|
| HDR10 | ||
| HDR10+ | ||
| Dynamic HDR | ||
| BT.2020 color space | ||
| Dolby Vision | ||
| HLG (Hybrid Log Gamma) | ||
| HDBaseT Compatible | ||
| Enhanced Audio Return Channel (eARC) | ||
| HDCP Version | 2.2 | 2.2 (5 inputs / 2 outputs) |
| QMS (Quick Media Switching) | ||
| ALLM (Auto Low Latency Mode) | ||
| VRR (Variable Refresh Rate) | ||
| QFT (Quick Frame transport) | ||
| 3-D Ready | ||
| Video Signal Passthrough | up to 4K 50/60Hz 4:4:4 | up to 4K/60p (RGB/YCbCr4:4:4/YCbCr4:2:2, 24 bit) |
| Video Signal Upscaling | up to 4K 50/60Hz 4:4:4 | |
| Analog To HDMI Upconversion | Component, Composite | Component**, Composite |
| Component Video Upscaling | ||
| Analog to Analog Video conversion | ||
| Component Video Maximum Resolution | 1080p | 1080i |
| isf Certified Calibration Control |
| CONNECTIVITY | Denon AVR-X6400H | Onkyo TX-RZ900 |
|---|---|---|
| Wi-Fi | ||
| Bluetooth | SBC | |
| Bluetooth Headphone Transmission | ||
| Works with Amazon Alexa | ||
| Chromecast Built-In | ||
| Works with SonoS | ||
| HEOS | ||
| DTS Play-Fi | ||
| MHL Input | ||
| DLNA 1.5 | ||
| AirPlay | AirPlay 2 | AirPlay |
| Apple Product Connection | iPod, iPhone and iPad | iPod, iPhone and iPad |
| Remote App | Denon 2016 AVR Remote App for iOS and Android devices and Kindle Fire | Onkyo Remote App for iPod touch/iPhone and Android-Powered Devices |
| InstaPrevue Input Source Prevue |
| TERMINALS | Denon AVR-X6400H | Onkyo TX-RZ900 |
|---|---|---|
| HDMI Inputs | 8 (1 front) | 8 (1 front) |
| HDMI Outputs | 3 (2 for MAIN, 1 for ZONE2) | 2 (1 Main, 1 Sub/Zone2) |
| 8K Inputs | ||
| USB Input | 1 (Front) for iPod/iPhone and USB memory | 1 (Rear) |
| USB DC Out Port | ||
| Optical Inputs | 2 | 3 |
| Optical Outputs | ||
| Coaxial Inputs | 2 | 2 |
| RCA Line Inputs | 7 (1 front) | 8 |
| RCA Line Outputs | 1 | |
| XLR Line Inputs | ||
| Phono Input | ||
| Multi-Channel Input | ||
| RCA Pre-Outs | 11.2 | 7.2 |
| XLR Pre-outs | ||
| Composite Video Inputs | 5 (1 front) | 3 |
| Composite Video Outputs | 1 | 1 |
| S-Video Inputs | ||
| S-Video Outputs | ||
| Component Video Inputs | 2 | 2 |
| Component Video Outputs | 1 | 1 |
| Ethernet | ||
| Ethernet Switch | ||
| PC In | ||
| Front A/V Inputs | HDMI, USB, Composite, L/R Audio | HDMI |
| Speaker A/B | assignable | |
| Headphone Out | 6.3 mm (1/4") | 6.3 mm (1/4") |
| Detachable Power Cord | ||
| uport |
| ZONES | Denon AVR-X6400H | Onkyo TX-RZ900 |
|---|---|---|
| Number of Zones | 3 | 3 |
| Powered Zones | 2 and 3 | 2 |
| Zone 2 Outs | HDMI, Component, Composite, Pre Out | HDMI, RCA Pre/Line Out |
| Zone 3 Outs | Pre Out | RCA Line Out |
| Whole House Mode | ||
| RS-232C Interface | ||
| +12V Trigger Output | 2 | 1 (MAIN, 100 mA) |
| Remote (IR) Input/Output | 1 / 1 | 1 / 0 |
| MISCELLANEOUS | Denon AVR-X6400H | Onkyo TX-RZ900 |
|---|---|---|
| On-Screen Display | Advanced Graphic User Interface | Graphical Overlaid On-Screen Display (OSD) via HDMI |
| GUI Languages | 3 | |
| Control4 SDDP | ||
| Display | 2 lines | |
| Remote Controller | RC-1219 | |
| Pre-programmed / Learnable / LCD Display | / / | |
| ONKYO-RI System Control | ||
| RIHD (Remote Interactive Over HDMI) | ||
| Pre-Pro/Learning Remote | / | |
| On Screen Remote Programming | ||
| Smart Grid-Ready | ||
| Denon Link HD | ||
| Setup Assistant | ||
| Quick Select plus / Quick Select | / |
| RADIO | Denon AVR-X6400H | Onkyo TX-RZ900 |
|---|---|---|
| Analog Tuner | FM/AM | FM/AM |
| Presets | 40 | |
| Digital Radio | ||
| Internet Radio | TuneIn | TuneIn |
| Pandora | ||
| Spotify | ||
| Tidal | ||
| Deezer | ||
| Napster | ||
| SiriusXM |
| CONSTRUCTION | Denon AVR-X6400H | Onkyo TX-RZ900 |
|---|---|---|
| Front Panel | Metal | |
| Solid Aluminum Front | ||
| Speaker Terminals | 11 | 11 |
| Large Speaker Terminals | 11 | 11 |
| Color-Coded Speaker Terminals | ||
| Transparent High-Grade Speaker Terminals | ||
| High Grade Audio Components | ||
| Gold plated RCA terminals |
| POWER | Denon AVR-X6400H | Onkyo TX-RZ900 |
|---|---|---|
| Power Supply | AC 120 V, 60 Hz | AC 120 V, 60 Hz |
| Independent Power Supply | 2 | |
| H.C.P.S. (High Current Power Supply) | Massive High Power Toroidal Transformer | |
| Toroidal Transformer | ||
| Power Consumption | 750 W | 8.5 A |
| No Sound Power | ECO On/Off: 65 W/110 W | 95 W |
| Standby Power | 0.1 W | 0.15 W |
| ECO Mode / Hybrid Standby Function | ||
| Auto Power off |
| PHYSICAL | Denon AVR-X6400H | Onkyo TX-RZ900 |
|---|---|---|
| Dimensions (W x H x D) | 434 mm x 167 mm x 393 mm (with antenna: 434 mm x 235 mm x 393 mm) 17 1/8" x 6 5/8" x 15 1/2" (with antenna: 17 1/8" x 9 3/8" x 15 1/2") | 435 mm x 201 mm x 433.5 mm 17-1/8" x 7-15/16" x 17-1/16" |
| Weight | 14.5 kg (31 lbs 15 oz) | 18.0 kg (39.7 lbs) |
| SPECIFICATIONS | Denon AVR-X6400H | Onkyo TX-RZ900 |
|---|---|---|
| Power Output (8 Ω, 20 Hz - 20 kHz, 2 channel driven, FTC) | 140 W (0.05% THD) | 140 W (0.08% THD) |
| Power Output (6 Ω, 1 kHz, 2 channel driven, FTC) | 175 W (0.7% THD) | |
| Power Output (6 Ω, 1 kHz, 1 channel driven, FTC) | 200 W (0.9% THD) | |
| Maximum Effective Power Output (6 Ω, 1 kHz, 1 channel driven, JEITA or IEC) | 250 W (10% THD) | 235 W |
| Rated Power Output (6 Ω, 1 kHz, 1 channel driven, IEC) | 205 W (1% THD) | 200 W (1% THD) |
| Dynamic Power per Channel (3 Ω, Front) | 320 W | |
| Dynamic Power per Channel (4 Ω, Front) | 250 W x 2-channel | 270 W |
| Dynamic Power per Channel (8 Ω, Front) | 160 W x 2-channel | 160 W |
| THD | 0.08% (20 Hz - 20 kHz, Half power) | |
| THD (Digital) | 0.008% (1 kHz, at 0 dB) | |
| Analog Distortion | 0.005% (20 Hz-20 kHz, Direct mode) | |
| Phono Distortion | 0.03% (1 kHz, 3 V) | |
| Damping Factor | 40 (Front, 1 kHz, 8 Ω) | |
| Input Sensitivity and Impedance (Line) | 200 mV/47 kΩ | 200 mV/47 kΩ (1 kHz, 100 W/8 Ω) |
| Input Sensitivity and Impedance (Phono MM) | 2.5 mV | 3.5 mV/47 kΩ |
| Rated Preout Level and Impedance | 1 V/470 Ω | |
| Rated Lineout Level and Impedance | 1.2 V | |
| Rated Output digital | 2 V (at 0 dB playback) | |
| Phono Overload | 70 mV (MM, 1 kHz 0.5% Direct) | |
| S/N Ratio (Line, IHF-A) | 102 dB | 106 dB |
| S/N Ratio (Phono MM, IHF-A) | 74 dB | 80 dB |
| S/N Ratio (digital) | 102 dB | |
| Dynamic Range (digital) | 100 dB | |
| Phono RIAA Deviation | ±1 dB (20 Hz to 20 kHz) | |
| Frequency Response (Analog In) | +1/-3 dB (10 Hz to 100 kHz, Direct mode) | 10 Hz - 100 kHz/+1 dB, -3 dB (Direct) |
| DSD Sampling Rates via HDMI | 2.8 MHz | 2.8 MHz, 5.6 MHz |
| DSD Sampling Rates via USB | 5.6 MHz, 2.8 MHz | 2.8 MHz |
| Video Input Sensitivity/Output Level and Impedance | 1 Vp-p/75 Ω (Component Y) 0.7 Vp-p/75 Ω (Component PB/CB, PR/CR) 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 Frequency Response | 5 Hz to 60 MHz, 0 dB/-3 dB (Component) | 5 Hz - 100 MHz/+0 dB, -3 dB (Component) |
| Ethernet Standard | 100BASE-TX | 10BASE-T/100BASE-TX |
| Wi-Fi Standard | IEEE 802.11 a/b/g/n | IEEE 802.11 b/g/n |
| Wi-Fi Terminal Frequency | 5 GHz, 2.4 GHz | 2.4 GHz |
| Bluetooth Version | 3․0 + EDR | 2․1 + EDR |
| Bluetooth Frequency | 2.4 GHz | 2.4 GHz |
| USB Terminal | USB2.0 5V, 1 A | Ver. 1.1, 5 V, 1 A |
| FM Frequency | 87.5 MHz - 107.9 MHz | 87.5 MHz - 107.9 MHz |
| FM 50 dB Quiet Sensitivity (IHF, 1 kHz, 100% MOD.) | Mono: 2.8 µV (20.2 dBf) | |
| FM Effective Sensitivity | 1.2 µV (12.8 dBf) | |
| FM S/N Ratio | Mono/Stereo: 70 dB/67 dB | |
| FM Harmonic Distortion (IHF, 1 kHz) | Mono/Stereo: 0.7%/1.0% | |
| AM Frequency | 520 kHz - 1710 kHz | 522/530 kHz - 1611/1710 kHz |
| AM Effective Sensitivity | 18 µV | |
| Warranty | 3 Years | 2 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:
