Onkyo TX-RZ820 vs Onkyo TX-SR383

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Votes 1 1
Rating 5 5

TX-RZ820 vs TX-SR383 comparison chart

Onkyo TX-RZ820 vs Onkyo TX-SR383 review

Onkyo TX-RZ820
vs
Onkyo TX-SR383

Along with the growing popularity of custom home theater builds, the comparison of Onkyo TX-RZ820 and Onkyo TX-SR383 takes place. According to the results of our review, Onkyo TX-RZ820 received 7.7 points out of 10 possible, and Onkyo TX-SR383 was rated 4.8 points. The release date of TX-RZ820 is 2017, and TX-SR383 is 2018. Based on the data on the characteristics and features of both models, we can conclude that TX-RZ820 has better performance than TX-SR383.

Main advantages Onkyo TX-RZ820 over Onkyo TX-SR383

  • 160/8 W/Ohm RMS makes it more productive compared to 100/8 W/Ohm RMS in another receiver in the review.
  • There is Wi-Fi support.
  • The Spotify support is an exclusive advantage.
  • There is support for Apple AirPlay.
  • Surround sound ensures the availability of Dolby Atmos.
  • Object-oriented sound ensures the availability of DTS:X.

Main advantages Onkyo TX-SR383 over Onkyo TX-RZ820

  • We do not know advantages

Amplifiers

For the built-in amplifier, the devices received different marks - 9 and 7, respectively, on a 10-point scale.

TX-RZ820
9
TX-SR383
7

The number of channels is equal to the number of possible connected speakers. Both receivers can handle the 7.2-channels configuration.

RMS stands for the actual power of the receiver. The higher this value, the louder the sound can be produced. The differences between the models in terms of RMS power are significant - for the TX-RZ820 this value is 160/8 W/Ohm, and for the TX-SR383 it is 100/8 W/Ohm.

TX-RZ820 TX-SR383
Channels7.27.2
Stereo power (RMS), W/Ohm160/8100/8, 135/6
Output impedance, Ohm88, 6
Frequency response5Hz-100KHz5Hz-100KHz
THD in stereo, %0.080.09

Audio features

After reviewing the audio features of each model, we can rate the TX-RZ820 8 out of 10, and the TX-SR383 - 6.

TX-RZ820
8
TX-SR383
6

Bi-amping is the amplification of one speaker with two amplifiers. This amplification method has a positive effect on sound quality. Bi-amping is possible only on the TX-RZ820.

Pure Direct mode feeds sound directly to the amplifier and bypasses any DSP processing. Only Onkyo TX-RZ820 has Pure Direct mode.

Most receivers now come with a microphone included. It is with the help of this microphone that the auto-calibration system functions, which adjusts the sound of the receiver to the room.

TX-RZ820 TX-SR383
Digital to analog converter (DAC)AK4458 384 KHz/32-bit192 KHz/24-bit
Bi-amping
Pure direct (straight)
Auto speaker calibrationAccuEQAudyssey MultEQ
Speaker A/B switching
Other audio featureshas notAdvanced Music Optimizer

Connectivity

The connectivity of competitors in our comparison is markedly different, Onkyo TX-RZ820 scored 8, and Onkyo TX-SR383 scored 6 out of 10.

TX-RZ820
8
TX-SR383
6

Bluetooth connection is now one of the main communication protocols for the receiver's control or even music broadcasting.

TX-RZ820 TX-SR383
Wi-Fi2.4/5GHz
USB1 (USB 2.0)1 (USB 2.0)
Bluetooth
Ethernet (RJ45)11
DLNA
MHL

Streaming services

Now music streaming services are gaining more and more popularity. They allow users to listen to millions of songs by subscription.

TX-RZ820 TX-SR383
Apple Music (AirPlay)AirPlay
Amazon Music
Spotify
Other streaming servicesDeezer, TIDALhas not

Extensive connections

The presence of many connectors makes the receiver more versatile. But there are also narrowly targeted models, the number of connectors which are limited to a certain area of use. And when choosing their own receiver, users need to consider exactly your goals for using the receiver. For extensive connection, Onkyo TX-RZ820 got 8 points, but Onkyo TX-SR383 received 6 points.

TX-RZ820
8
TX-SR383
6

Onkyo TX-RZ820 is equipped with 7/2 HDMI inputs and outputs, and Onkyo TX-SR383 has 4/1 HDMI inputs and outputs.

Connecting a vinyl player or phonograph is possible using a Phono input which is represented by mini-jack or RCA connectors. Only the TX-RZ820 has a Phono interface.

TX-RZ820 TX-SR383
HDMI input/output7/24/1
HDMI ARC (Audio Return Channel)
HDMI eARC (Enhanced Audio Return Channel)
HDMI CEC
Digital content protection (HDCP)HDCP 2.2HDCP 2.2
Subwoofer output (LFE)22
Headphone output1 x 6.31 x 6.3
Optical digital input21
Coaxial digital input11
Composite input22
Component input/output2/00/0
Phono (MM) input
Front panel connectorsHDMI, phones, setup micUSB, phones, setup mic
Multi channel preamp output

Video features

The AV receiver is the heart of the home theater. And in this case, support for all current video formats ensures the best user experience, so it is very important to consider this when choosing a device. Video features of the TX-RZ820 were rated 7 out of 10 against the 6 for the TX-SR383.

TX-RZ820
7
TX-SR383
6

TX-RZ820 TX-SR383
HDR (High Dynamic Range)HDR10
4K signal pass-through4K/60Hz4K/60Hz
8K signal pass-through
HDMI signal pass-through
3D signal pass-through
HDMI pass-through in standby mode
Video conversion
Analog to HDMI scaling
HDMI to HDMI scaling
Dolby Vision
Other video featuresHLG, BT.2020DeepColor, x.v.Color, BT.2020, HLG

Additional features

In terms of evaluating additional features, the TX-RZ820 got 8 points, but the TX-SR383 has 4.

TX-RZ820
8
TX-SR383
4

Only the Onkyo TX-RZ820 has the ECO mode.

TX-RZ820 TX-SR383
Voice control
App controliPhone, iPad, iPod, AndroidiPhone, iPod, Android
Displayfluorescentfluorescent
TunerAM, FMAM, FM
Sleep timer
Auto power off
ECO mode
Graphical user interface (GUI)
Setup assistant
Firmware updatenetwork, USBUSB
Other additional featuresIP Controlhas not

Multi-room

As the center of a home media system, each multichannel receiver has an additional set of terminals for connecting the second set of speakers to create additional audio space in Zone 2 or even Zone 3 where audio can have the separate source.

TX-RZ820 TX-SR383
Multi-room zones22
Zone audio outputspeaker, preoutspeaker
Zone HDMI output
Multi-room controlFlareConnecthas not
RS-23210
Remote control input/output (IR)1/00/0
DC trigger output (12V)10

Multichannel surround

Onkyo TX-RZ820 got 7 points for the multichannel surround sound and Onkyo TX-SR383 got 5.

TX-RZ820
7
TX-SR383
5

Dolby Atmos' particularity is that this is the object-oriented sound format, that is, each audio signal object is independently sounded and connected to its spatial position. Onkyo TX-RZ820 can create 3D sound due to the Dolby Atmos support.

DTS:X is an algorithm used by the processor to create sound scenes, where sounds connected directly to objects rather than channels, and to determine the optimum sound output distribution in space. Surround sound with DTS:X is available only on the TX-RZ820.

TX-RZ820 TX-SR383
Dolby Atmos
Dolby TrueHD
Dolby Surround
Dolby (other)Dolby Digital PlusDolby Pro Logic
DTS:X
DTS HD Master
DTS Virtual:X
DTS Neural:X
DTS (other)has nothas not
Auro-3D
IMAX Enhanced
Multichannel stereo
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