Onkyo TX-RZ620 vs Yamaha RX-V677 review

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Rating 5 5

AV receivers comparison chart

Onkyo TX-RZ620 vs Yamaha RX-V677 review

Onkyo TX-RZ620
vs
Yamaha RX-V677

Onkyo TX-RZ620 vs Yamaha RX-V677 – that is a question.

Amplifier

AV receivers under review have the same number of channels. In terms of power, there are differences, the TX-RZ620 has such a ratio W/Ohm - 100/8, while the RX-V677 has a power of 90/8, 150/4. The value of total harmonic distortion is also different, and for the TX-RZ620 it is 0.08%, but for the RX-V677 it is 0.09%.

Audio features

The manufacturer installed different DACs, the TX-RZ620 received the model 384 KHz/32-bit, but the RX-V677 is equipped with Burr-Brown 192 KHz/24-bit. Each of the compared opponents supports Bi-amping. Both Onkyo TX-RZ620 and Yamaha RX-V677 can transmit an audio signal directly to the amplifier and bypasses any DSP processing. Each of the receivers has a Bluetooth connector. Both devices can work with such Apple Music services: AirPlay. Access to the Spotify service is on each of the competitors. The number of available streaming services varies for receivers, the Onkyo TX-RZ620 works with Deezer, TIDAL, Pandora, TuneIn Radio, but the Yamaha RX-V677 works with Pandora, Napster, JUKE. The quality of 4K/60Hz signal remains unchanged when transmitting from a source to a TV or projector via HDMI for both receivers. Signaling over HDMI in standby mode can provide the TX-RZ620 and the RX-V677. Video scaling is only possible with the RX-V677. Operation with the Dolby Vision is only possible with the TX-RZ620.

Extensive connections

The number of HDMI inputs/outputs varies depending on the receiver, the TX-RZ620 has 7/2, and the RX-V677 has 6/1.Onkyo TX-RZ620 connectionsYamaha RX-V677 connections HDMI Audio Return Channel is implemented in both devices. HDMI eARC is not supported by the TX-RZ620 and the RX-V677. When comparing receivers, it becomes clear that each of the rivals can work with HDMI CEC. TX-RZ620 and RX-V677 support the standard HDCP 2.2. In the presence of a built-in phono stage for connecting a vinyl player only at Onkyo TX-RZ620.

Additional features

Ability to create 2 Multi zones inherent in both AV receivers. Voice control of the basic functions of the receiver is not realized in both models. There is an ECO mode in RX-V677. The Onkyo TX-RZ620 and the Yamaha RX-V677 can be properly configured using the setup assistant.

Multichannel surround

A Dolby Atmos multichannel audio format is available only in the TX-RZ620. Only in the TX-RZ620 realized a DTS:X surround technology.

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General

Item

Onkyo TX-RZ620
Yamaha RX-V677

Model

TX-RZ620
RX-V677

Brand

Onkyo
Yamaha

Reviews

58
578

Amplifier

Channels

7.2
7.2

Stereo power (RMS), W/Ohm

100/8
90/8, 150/4

Output impedance, Ohm

8
8, 4

Frequency response

10Hz-100KHz
20Hz-20KHz

THD in stereo, %

0.08
0.09

Audio features

Digital to analog converter (DAC)

384 KHz/32-bit
Burr-Brown 192 KHz/24-bit

Bi-amping

Pure direct (straight)

Auto speaker calibration

AccuEQ
YPAO

Speaker A/B switching

Other audio features

Advanced Music Optimizer, Theater-Dimensional, Hi-Res audio, Dynamic Audio Amplification
CINEMA DSP, Compressed Music Enhancer, Virtual CINEMA FRONT, Extra Bass

Connectivity

Wi-Fi

2.4/5GHz

USB

1 (USB 2.0)
1 (USB 2.0)

Bluetooth

Ethernet (RJ45)

1
1

DLNA

MHL

Streaming services

Apple Music (AirPlay)

AirPlay
AirPlay

Amazon Music

Spotify

Other streaming services

Deezer, TIDAL, Pandora, TuneIn Radio
Pandora, Napster, JUKE

Extensive connection

HDMI input/output

7/2
6/1

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

2
2

Coaxial digital input

1
2

Composite input

2
5

Component input/output

2/0
2/1

Phono (MM) input

Front panel connectors

HDMI, phones, setup mic, AUX
USB, HDMI, phones, AUX

Multi channel preamp output

Video features

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

Dolby Vision

Other video features

DeepColor, x.v.Color, HLG, BT.2020
DeepColor, x.v.Color

Additional features

Voice control

App control

iPhone, iPad, iPod, Android
iPhone, iPad, 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

network, USB
network, USB

Other additional features

has not
has not

Multi-room

Multi-room zones

2
2

Zone audio output

speaker, preout
speaker, preout

Zone HDMI output

Multi-room control

Onkyo Controller app, FlareConnect
AV Controller, HTC Connect

RS-232

1
0

Remote control input/output (IR)

1/0
1/1

DC trigger output (12V)

1
1

Multichannel surround

Dolby Atmos

Dolby TrueHD

Dolby Surround

Dolby (other)

Dolby Digital Plus
Dolby Digital Plus, Dolby Pro Logic

DTS:X

DTS HD Master

DTS Virtual:X

DTS Neural:X

DTS (other)

DTS-ES, DTS 96/24, DTS-HD, DTS-EXPRESS
DTS-ES, DTS Neo:6 Cinema, DTS Neo:6 Music, DTS 96/24, DTS-EXPRESS

Auro-3D

IMAX Enhanced

Multichannel stereo

Audio file formats

MP3

WMA

AAC

WAV

FLAC

ALAC

Other audio file formats

AIFF
has not

Power

Operational power consumption, W

580
400

Standby consumption, W

0.15
0.1

Removable power cord

User manual

Manual

Dimensions

Size W x H x D, cm/inches

43.5 x 17.3 x 37.8/17 x 6.8 x 14.5
43.5 x 17.1 x 36.8/17 x 6.7 x 14.1

Weight, kg/lbs

10/22
10/22.1

Other

Release year

2017
2014
Onkyo TX-RZ620
Yamaha RX-V677
Onkyo TX-RZ620
Yamaha RX-V677

AV receivers SoundInspiration comparison rating

  • better
  • worse
  • 7.1
  • 6.8
  • 7.1Onkyo TX-RZ620
  • 6.8Yamaha RX-V677