Sony STR-DH770 vs Sony STR DH550 review

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AV receivers comparison chart

Sony STR-DH770 vs Sony STR DH550 review

Sony STR-DH770
vs
Sony STR DH550

An affordable AV receiver is always a good option to consider, so Sony STR-DH770 vs Sony STR DH550 comparison definitely makes sense.

Amplifier

A significant difference between the receivers in the number of channels, Sony STR-DH770 has 7.2 versus 5.2 for Sony STR DH550. Regarding power, then STR-DH770 has such a W/Ohm ratio - 105/6 when STR DH550 has a power of 90/6. The THD is the same and is 0.09%.

Audio features

Competitors' digital to analog converter (DAC) is identical to 192 KHz/24-bit. Only the STR-DH770 supports Bi-amping feature. The Sony STR-DH770 can transmit an audio signal directly to the amplifier and bypasses any DSP processing.

Connectivity

Both models do not have WI-FI support. Only the STR-DH770 has Bluetooth support. Each of these units does not support Apple Music. Competitors do not have built-in Spotify service.

Video features

Only the Sony STR-DH770 has support for High dynamic range (HDR). Only the STR-DH770 provides HDMI signal transmission in standby mode. Both competitors are not able to scale the HDMI signal. The HDR standard - Dolby Vision is not supported by these receivers.

Extensive connections

Each receiver has 4/1 HDMI inputs/outputs.Sony STR-DH770 connectionsSony STR DH550 connections The HDMI Audio Return Channel (ARC) feature supports both devices. Unfortunately, HDMI eARC is not available on monitored devices. Of the two receivers in our comparison, HDMI CEC is present only in the STR DH550. Both models support the standard HDCP 2.2. Receivers do not have a built-in phono stage for connecting a vinyl player. A voice control is not available. An ECO mode is not present in each of the AV receivers. Unfortunately, the setup assistant is not available in each of the models.

Multichannel surround

None of the rivals equipped with Dolby Atmos multichannel audio decoder. The receivers do not support the surround sound technology DTS:X.

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General

Item

Sony STR-DH770
Sony STR DH550

Model

STR-DH770
STR DH550

Brand

Sony
Sony

Reviews

387
1143

Amplifier

Channels

7.2
5.2

Stereo power (RMS), W/Ohm

105/6
90/6

Output impedance, Ohm

6
6

Frequency response

10Hz-100KHz
10Hz-100KHz

THD in stereo, %

0.09
0.09

Audio features

Digital to analog converter (DAC)

192 KHz/24-bit
192 KHz/24-bit

Bi-amping

Pure direct (straight)

Auto speaker calibration

DCAC
DCAC

Speaker A/B switching

Other audio features

has not
has not

Connectivity

Wi-Fi

USB

1 (USB 2.0)
1 (USB 2.0)

Bluetooth

Ethernet (RJ45)

DLNA

MHL

Streaming services

Apple Music (AirPlay)

Amazon Music

Spotify

Other streaming services

has not
has not

Extensive connection

HDMI input/output

4/1
4/1

HDMI ARC (Audio Return Channel)

HDMI eARC (Enhanced Audio Return Channel)

HDMI CEC

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
2

Coaxial digital input

1
1

Composite input

2
2

Component input/output

0/0
0/0

Phono (MM) input

Front panel connectors

USB, phones, setup mic
USB, phones, setup mic

Multi channel preamp output

Video features

HDR (High Dynamic Range)

4K signal pass-through

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

Analog to HDMI scaling

HDMI to HDMI scaling

Dolby Vision

Other video features

x.v.Color
DeepColor, x.v.Color

Additional features

Voice control

App control

iPhone, iPod, Android
iPhone, iPod, Android

Display

fluorescent
fluorescent

Tuner

AM, FM
AM, FM

Sleep timer

Auto power off

ECO mode

Graphical user interface (GUI)

Setup assistant

Firmware update

USB
USB

Other additional features

has not
has not

Multi-room

Multi-room zones

2
has not

Zone audio output

speaker
has not

Zone HDMI output

has not

Multi-room control

has not
has not

RS-232

0
0

Remote control input/output (IR)

0/0
0/0

DC trigger output (12V)

0
0

Multichannel surround

Dolby Atmos

Dolby TrueHD

Dolby Surround

Dolby (other)

Dolby Digital Plus
Dolby Digital Plus

DTS:X

DTS HD Master

DTS Virtual:X

DTS Neural:X

DTS (other)

DTS-ES, DTS 96/24
DTS-ES, DTS 96/24

Auro-3D

IMAX Enhanced

Multichannel stereo

Audio file formats

MP3

WMA

AAC

WAV

FLAC

ALAC

Other audio file formats

has not
has not

Power

Operational power consumption, W

240
200

Standby consumption, W

0.3
0.3

Removable power cord

User manual

Manual

Dimensions

Size W x H x D, cm/inches

43 x 15.6 x 33/17 x 6 x 13
43 x 15.6 x 33/17 x 6 x 13

Weight, kg/lbs

7.8/15.4
7.6/16.2

Other

Release year

2016
2014
Sony STR-DH770
Sony STR DH550
Sony STR-DH770
Sony STR DH550

AV receivers SoundInspiration comparison rating

  • better
  • worse
  • 4.7
  • 3.7
  • 4.7Sony STR-DH770
  • 3.7Sony STR DH550