Let's make the Sony STR-DH590 versus Sony STR-DH790 comparison. According to the results of our review, Sony STR-DH590 received 4.2 points out of 10 possible, and Sony STR-DH790 was rated 5.3 points. Both AV receivers were introduced in 2018. After comparison, it will become clear that among these two devices, the STR-DH790 is more suitable for the role of the heart of home theater system.
For the built-in amplifier, the devices received different marks - 6 and 7, respectively, on a 10-point scale.
The number of channels is equal to the number of possible connected speakers. The Sony STR-DH590 supports 5.2-channels sound, but Sony STR-DH790 supports a 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 STR-DH590 this value is 145/6 W/Ohm, and for the STR-DH790 it is 90/6 W/Ohm.
|Stereo power (RMS), W/Ohm||145/6||90/6|
|Output impedance, Ohm||6||6|
|THD in stereo, %||0.09||0.09|
After reviewing the audio features of each model, we can rate the STR-DH590 5 out of 10, and the STR-DH790 - 8.
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 on the STR-DH790.
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.
Speaker A/B switching allows you to change between the main and sub speaker set. Sony STR-DH790 can work with the main and additional set of speakers - and switch between them.
|Digital to analog converter (DAC)||192 KHz/32-bit||192 KHz/24-bit|
|Pure direct (straight)||✔||✔|
|Auto speaker calibration||DCAC||DCAC|
|Speaker A/B switching||✖||✔|
|Other audio features||has not||Hi-Res audio|
The connectivity of competitors in our comparison is markedly different, Sony STR-DH590 scored 5, and Sony STR-DH790 scored 6 out of 10.
Bluetooth connection is now one of the main communication protocols for the receiver's control or even music broadcasting.
Wired internet connection via RJ45 allows receiver faster connection than wireless or even use NAS storages. Neither the STR-DH590, nor the STR-DH790 has the RJ45 port.
|USB||1 (USB 2.0)||1 (USB 2.0)|
Now music streaming services are gaining more and more popularity. They allow users to listen to millions of songs by subscription.
|Apple Music (AirPlay)||✖||✖|
|Other streaming services||has not||has not|
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, Sony STR-DH590 got 6 points, but Sony STR-DH790 received 7 points.
Competitors in our review have 4/1 HDMI inputs and outputs.
HDMI eARC is the next step in the development of audio return channel technology, which works in conjunction with HDMI 2.1. Using eARC provides the highest sound quality for home audio systems. HDMI eARC is available on Sony STR-DH790.
|HDMI ARC (Audio Return Channel)||✔||✔|
|HDMI eARC (Enhanced Audio Return Channel)||✖||✔|
|Digital content protection (HDCP)||HDCP 2.2||HDCP 2.2|
|Subwoofer output (LFE)||2||2|
|Headphone output||1 x 6.3||1 x 6.3|
|Optical digital input||1||1|
|Coaxial digital input||1||1|
|Phono (MM) input||✖||✖|
|Front panel connectors||phones, setup mic||phones, setup mic|
|Multi channel preamp output||✖||✖|
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 STR-DH590 were rated 6 out of 10 against the 7 for the STR-DH790.
|HDR (High Dynamic Range)||HDR10||HDR10|
|4K signal pass-through||4K/60Hz||4K/60Hz|
|8K signal pass-through||✖||✖|
|HDMI signal pass-through||✔||✔|
|3D signal pass-through||✖||✔|
|HDMI pass-through in standby mode||✔||✔|
|Analog to HDMI scaling||✖||✖|
|HDMI to HDMI scaling||✖||✖|
|Other video features||HLG||HLG|
In terms of evaluating additional features, the STR-DH590 got 4 points, but the STR-DH790 has 6.
|App control||✖||iPhone, iPad, iPod, Android|
|Tuner||AM, FM||AM, FM|
|Auto power off||✖||✔|
|Graphical user interface (GUI)||✖||✔|
|Other additional features||has not||has not|
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.
|Multi-room zones||has not||has not|
|Zone audio output||has not||has not|
|Zone HDMI output||has not||has not|
|Multi-room control||has not||has not|
|Remote control input/output (IR)||0/0||0/0|
|DC trigger output (12V)||0||0|
Sony STR-DH590 got 5 points for the multichannel surround sound and Sony STR-DH790 got 7.
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. Sony STR-DH790 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 on the STR-DH790.
|Dolby (other)||Dolby Digital||Dolby Digital Plus|
|DTS HD Master||✔||✔|
|DTS (other)||DTS 96/24||DTS-ES, DTS 96/24|