Yamaha RX-V671 vs Yamaha RX-V4A review

Votes 1 1
Rating 5 5

AV receivers comparison chart

Yamaha RX-V671 vs Yamaha RX-V4A review

Yamaha RX-V671
vs
Yamaha RX-V4A

Yamaha RX-V671 vs Yamaha RX-V4A comparison definitely makes sense.

Amplifier

A significant difference between the receivers in the number of channels, Yamaha RX-V671 has 7.1 versus 5.2 for Yamaha RX-V4A. Regarding power, then RX-V671 has such a W/Ohm ratio - 90/8, 150/4 when RX-V4A has a power of 80/6. The THD is 0.09% for the RX-V671 but 0.06% for the RX-V4A. Both the RX-V671 and the RX-V4A support Bi-amping. Each of the AV receivers can transmit an audio signal directly to the amplifier and bypasses any DSP processing. Rivals from our review have Bluetooth support. Only the RX-V4A supports Spotify. The RX-V671 can work with the audio stream from Napster, and the RX-V4A can receive a content from Deezer, TIDAL, Pandora, SiriusXM, Qobuz. HDMI signal transmission in standby mode is implemented in each of the devices. Both rivals can scale the resolution of the incoming HDMI signal. Dolby Vision technology found support only on the RX-V4A.

Extensive connections

The Yamaha RX-V671 has 6/1 HDMI inputs/outputs versus 4/1 HDMI connectors of the Yamaha RX-V4A.Yamaha RX-V671 connectionsYamaha RX-V4A connections The HDMI Audio Return Channel (ARC) feature supports both devices. The HDMI eARC is available only on the RX-V4A. The Consumer Electronics Control (CEC) feature is present in most modern AV receivers and the models in our comparison are no exception. The RX-V671 supports the protection of digital content of the standard HDCP 2.2, versus HDCP 2.3 in the RX-V4A. The RX-V671 has a built-in phono stage for connecting a vinyl player. An ECO mode is only available for the RX-V4A. The setup assistant will help you configure Yamaha RX-V4A.

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

Yamaha RX-V671
Yamaha RX-V4A

Model

RX-V671
RX-V4A

Brand

Yamaha
Yamaha

Reviews

263
0

Amplifier

Channels

7.1
5.2

Stereo power (RMS), W/Ohm

90/8, 150/4
80/6

Output impedance, Ohm

8, 4
6

Frequency response

10Hz-100KHz
10Hz-100KHz

THD in stereo, %

0.09
0.06

Audio features

Digital to analog converter (DAC)

Burr-Brown 192 KHz/24-bit

Bi-amping

Pure direct (straight)

Auto speaker calibration

YPAO
YPAO

Speaker A/B switching

Other audio features

CINEMA DSP 3D, Compressed Music Enhancer
CINEMA DSP, Compressed Music Enhancer, Virtual CINEMA FRONT

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 2

Amazon Music

Spotify

Other streaming services

Napster
Deezer, TIDAL, Pandora, SiriusXM, Qobuz

Extensive connection

HDMI input/output

6/1
4/1

HDMI ARC (Audio Return Channel)

HDMI eARC (Enhanced Audio Return Channel)

HDMI CEC

Digital content protection (HDCP)

HDCP 2.2
HDCP 2.3

Subwoofer output (LFE)

1
0

Headphone output

1 x 6.3
1 x 6.3

Optical digital input

2
1

Coaxial digital input

2
1

Composite input

5
0

Component input/output

2/1
0/0

Phono (MM) input

Front panel connectors

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

Multi channel preamp output

Video features

HDR (High Dynamic Range)

HDR10

4K signal pass-through

4K/60Hz
4K/120Hz

8K signal pass-through

8K/60Hz

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
x.v.Color, HLG, BT.2020

Additional features

Voice control

Amazon Alexa, Google Assistant, Siri

App control

iPhone, iPod, Android
iPhone, iPad, iPod, Android

Display

colour OSD
colour OSD

Tuner

AM, FM
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
App Control

Multi-room

Multi-room zones

2
has not

Zone audio output

speaker, preout
has not

Zone HDMI output

has not

Multi-room control

has not
MusicCast

RS-232

0
0

Remote control input/output (IR)

1/1
0/0

DC trigger output (12V)

1
0

Multichannel surround

Dolby Atmos

Dolby TrueHD

Dolby Surround

Dolby (other)

Dolby Digital Plus, Dolby Pro Logic
Dolby Digital Plus

DTS:X

DTS HD Master

DTS Virtual:X

DTS Neural:X

DTS (other)

DTS 96/24, DTS-HD, DTS-EXPRESS
DTS 96/24, DTS-HD, DTS-EXPRESS

Auro-3D

IMAX Enhanced

Multichannel stereo

Audio file formats

MP3

WMA

AAC

WAV

FLAC

ALAC

Other audio file formats

has not
AIFF, DSD

Power

Operational power consumption, W

400
260

Standby consumption, W

0.1
0.1

Removable power cord

User manual

Manual

Dimensions

Size W x H x D, cm/inches

43.5 x 16.1 x 36.3/17 x 6.3 x 14.1
43.1 x 15.2 x 35.5/17.1 x 6.7 x 14.8

Weight, kg/lbs

10.5/22
8.6/19.4

Other

Release year

2011
2020
Yamaha RX-V671
Yamaha RX-V4A
Yamaha RX-V671
Yamaha RX-V4A

AV receivers SoundInspiration comparison rating

  • better
  • worse
  • 6.1
  • 6.5
  • 6.1Yamaha RX-V671
  • 6.5Yamaha RX-V4A