The Sony STR-DH590 versus Sony STR-DH770 comparison makes clear all pros and cons of AV receivers. According to the results of our review, Sony STR-DH590 received 4.2 points out of 10 possible, and Sony STR-DH770 was rated 4.7 points. The release date of STR-DH590 is 2018, and STR-DH770 is 2016. Identified advantages have shown that STR-DH770 is better over STR-DH590 mainly as a home theater processor.
For the built-in amplifier, the models have rated 6 points out of 10.
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-DH770 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-DH770 it is 105/6 W/Ohm.
|Stereo power (RMS), W/Ohm||145/6||105/6|
|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-DH770 - 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-DH770.
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.
|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||has not|
The connectivity of competitors in our comparison is markedly different, Sony STR-DH590 scored 5, and Sony STR-DH770 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-DH770 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-DH770 received 5 points.
Competitors in our review have 4/1 HDMI inputs and outputs.
HDMI-CEC helps gadgets attached to your TV to link back and forth with your TV via HDMI ports. It is become possible to control all linked devices with one remote. The STR-DH590 features HDMI CEC.
|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||USB, 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-DH770.
|HDR (High Dynamic Range)||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||✔||✔|
|Video conversion||✖||analog to HDMI|
|Analog to HDMI scaling||✖||✔|
|HDMI to HDMI scaling||✖||✖|
|Other video features||HLG||x.v.Color|
In terms of evaluating additional features, the STR-DH590 got 4 points, but the STR-DH770 has 5.
|App control||✖||iPhone, 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||2|
|Zone audio output||has not||speaker|
|Zone HDMI output||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-DH770 got 3.
|Dolby (other)||Dolby Digital||Dolby Digital Plus|
|DTS HD Master||✔||✖|
|DTS (other)||DTS 96/24||DTS-ES, DTS 96/24|