It makes sense comparing Yamaha AVENTAGE RX-A2080 vs Marantz SR6014 because they both are able to give some premium features.
Considered AV receivers have the same number of channels 9.2. Regarding power, then AVENTAGE RX-A2080 has such a W/Ohm ratio - 140/8, 220/4 when SR6014 has a power of 110/8, 185/6. The THD is 0.06% for the AVENTAGE RX-A2080 but 0.08% for the SR6014.
Characteristics of digital to analog converter (DAC) are different, ESS SABRE ( ES9007S) 384 KHz/32-bit for AVENTAGE RX-A2080 and AK4458 384 KHz/32-bit for the SR6014. Both the AVENTAGE RX-A2080 and the SR6014 support Bi-amping. Each of the AV receivers can transmit an audio signal directly to the amplifier and bypasses any DSP processing.
WI-FI modules have the same characteristics: 2.4/5GHz. Rivals from our review have Bluetooth support. The Apple Music service is implemented on considered devices: AirPlay, AirPlay 2. Spotify can be used on each receiver. The AVENTAGE RX-A2080 can work with the audio stream from Deezer, TIDAL, Pandora, Sirius XM, Napster, Qobuz, and the SR6014 can receive a content from Deezer, TIDAL, Pandora, TuneIn Radio, iHeart Radio.
Both AV receivers support HDR10 technology (High dynamic range). Compared AV receivers retain the quality of 4K/60Hz signal when transmitting from a source to a TV or projector. HDMI signal transmission in standby mode is implemented in each of the devices. Both rivals can scale the resolution of the incoming HDMI signal. The HDR standard - Dolby Vision is supported by these receivers.
The Yamaha AVENTAGE RX-A2080 has 7/3 HDMI inputs/outputs versus 8/3 HDMI connectors of the Marantz SR6014. The HDMI Audio Return Channel (ARC) feature supports both devices. HDMI eARC is available in each model. The Consumer Electronics Control (CEC) feature is present in most modern AV receivers and the models in our comparison are no exception. Both models support the standard HDCP 2.3. These compared receivers have a built-in phono stage for connecting a vinyl player.
The AVENTAGE RX-A2080 supports 3 Multi-room zones, versus 2 for the SR6014. The AVENTAGE RX-A2080 supports voice control via Amazon Alexa, Google Assistant, and the SR6014 - Amazon Alexa, Google Assistant, Siri, Josh.AI. It is also worth noting that the ECO mode is presented in each of the receivers. Both AVENTAGE RX-A2080 and SR6014 can be configured using the Setup assistant.
Both devices have support for Dolby Atmos multichannel audio format. The surround sound technology DTS:X is supported by devices under review.