It makes sense comparing Yamaha RX-V385BL vs Yamaha RX-A8A because they both are able to give some premium features.
A significant difference between the receivers in the number of channels, Yamaha RX-V385BL has 5.1 versus 11.2 for Yamaha RX-A8A. Regarding power, then RX-V385BL has such a W/Ohm ratio - 70/8, 145/6 when RX-A8A has a power of 150/8. The THD is 0.09% for the RX-V385BL but 0.06% for the RX-A8A.
Characteristics of digital to analog converter (DAC) are different, Burr-Brown 384 KHz/32-bit for RX-V385BL and 384 KHz/32-bit for the RX-A8A. Only the RX-A8A supports Bi-amping feature. The Yamaha RX-A8A can transmit an audio signal directly to the amplifier and bypasses any DSP processing. Rivals from our review have Bluetooth support. Only the RX-A8A supports Spotify.
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 RX-V385BL has 4/1 HDMI inputs/outputs versus 7/3 HDMI connectors of the Yamaha RX-A8A. 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. The RX-A8A has a built-in phono stage for connecting a vinyl player. It is also worth noting that the ECO mode is presented in each of the receivers. The setup assistant will help you configure Yamaha RX-A8A.
Only the RX-A8A has a Dolby Atmos multichannel audio format support. A surround technology DTS:X is supported only by the RX-A8A.