Let's make the Yamaha RX-V483BL versus Yamaha RX-A770BL comparison. According to the results of our review, Yamaha RX-V483BL received 6.5 points out of 10 possible, and Yamaha RX-A770BL was rated 8.1 points. Both AV receivers were introduced in 2017. After comparison, it will become clear that among these two devices, the RX-A770BL is more suitable for the role of the heart of home theater system.
For the built-in amplifier, the devices received different marks - 5 and 8, respectively, on a 10-point scale.
The number of channels is equal to the number of possible connected speakers. The Yamaha RX-V483BL supports 5.1-channels sound, but Yamaha RX-A770BL 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.
|Stereo power (RMS), W/Ohm||80/6||95/8|
|Output impedance, Ohm||6||8|
|THD in stereo, %||0.09||0.06|
After reviewing the audio features of each model, we can rate the RX-V483BL 6 out of 10, and the RX-A770BL - 8.
Pure Direct mode feeds sound directly to the amplifier and bypasses any DSP processing. Only Yamaha RX-A770BL has Pure Direct mode.
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)||Burr-Brown 192 KHz/24-bit||Burr-Brown 192 KHz/24-bit|
|Pure direct (straight)||✖||✔|
|Auto speaker calibration||YPAO||YPAO|
|Speaker A/B switching||✖||✖|
|Other audio features||CINEMA DSP 3D, Compressed Music Enhancer, Virtual CINEMA FRONT||CINEMA DSP 3D, Compressed Music Enhancer, Virtual CINEMA FRONT, Extra Bass|
The connectivity of competitors in our comparison is equal and was rated 8 out of 10.
Bluetooth connection is now one of the main communication protocols for the receiver's control or even music broadcasting.
|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)||AirPlay||AirPlay|
|Other streaming services||Deezer, TIDAL, JUKE, Qobuz||Deezer, TIDAL, Pandora, Napster, SiriusXM|
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, Yamaha RX-V483BL got 6 points, but Yamaha RX-A770BL received 8 points.
Yamaha RX-V483BL is equipped with 4/1 HDMI inputs and outputs, and Yamaha RX-A770BL has 6/1 HDMI inputs and outputs.
Connecting a vinyl player or phonograph is possible using a Phono input which is represented by mini-jack or RCA connectors. Only the RX-A770BL has a Phono interface.
|HDMI ARC (Audio Return Channel)||✔||✔|
|HDMI eARC (Enhanced Audio Return Channel)||✖||✖|
|Digital content protection (HDCP)||HDCP 2.2||HDCP 2.2|
|Subwoofer output (LFE)||1||2|
|Headphone output||1 x 6.3||1 x 6.3|
|Optical digital input||1||2|
|Coaxial digital input||2||2|
|Phono (MM) input||✖||✔|
|Front panel connectors||USB, phones, AUX||USB, HDMI, phones, setup mic, AUX|
|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 rivals in our comparison were rated 10 out of 10.
|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||✔||✔|
|Video conversion||analog to HDMI||analog to HDMI|
|Analog to HDMI scaling||✔||✔|
|HDMI to HDMI scaling||✔||✔|
|Other video features||DeepColor, x.v.Color, HLG||DeepColor, x.v.Color, HLG, BT.2020|
In terms of evaluating additional features, the RX-V483BL got 7 points, but the RX-A770BL has 10.
Voice control allows you to control the basic functions of the receiver through a smartphone, smart speaker or using the microphone that comes with the kit. The RX-A770BL can be controlled by voice via Amazon Alexa.
|Voice control||✖||Amazon Alexa|
|App control||iPhone, iPad, iPod, Android||iPhone, iPad, iPod, Android|
|Display||colour OSD||colour OSD|
|Tuner||AM, FM||AM, FM|
|Auto power off||✔||✔|
|Graphical user interface (GUI)||✖||✔|
|Firmware update||network, USB||network, USB|
|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.
|Zone audio output||speaker||speaker|
|Zone HDMI output||✖||✖|
|Multi-room control||MusicCast||MusicCast, AV Controller|
|Remote control input/output (IR)||0/0||1/1|
|DC trigger output (12V)||0||1|
Yamaha RX-V483BL got 5 points for the multichannel surround sound and Yamaha RX-A770BL 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. Yamaha RX-A770BL 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 RX-A770BL.
|Dolby (other)||Dolby Digital Plus||Dolby Digital Plus|
|DTS HD Master||✔||✔|
|DTS (other)||DTS-EXPRESS||DTS-EXPRESS, DTS Neo:6 Cinema, DTS Neo:6 Music|