The Yamaha RX-V4A vs Onkyo TX-SR343 comparison will be extremely helpful for people who want to get a great, powerful receiver with many functions.
The number of channels for receivers is different - 5.2 versus 5.1, respectively, for devices. In terms of power, there are differences, the RX-V4A has such a ratio W/Ohm - 80/6, while the TX-SR343 has a power of 100/6. The value of total harmonic distortion is also different, and for the RX-V4A it is 0.06%, but for the TX-SR343 it is 0.08%. The Bi-amping function is implemented only in the Yamaha RX-V4A. The model RX-V4A can transmit an audio signal directly to the amplifier and bypasses any DSP processing. Each of the receivers has a Bluetooth connector. The RX-V4A has access to the Spotify service. Signaling over HDMI in standby mode can provide the RX-V4A and the TX-SR343. Video scaling is only possible with the RX-V4A. Operation with the Dolby Vision is only possible with the RX-V4A.
The number of HDMI inputs/outputs is the same - 4/1. HDMI Audio Return Channel is implemented in both devices. HDMI eARC is only supported by the RX-V4A. When comparing receivers, it becomes clear that each of the rivals can work with HDMI CEC. The RX-V4A has support for the standard HDCP 2.3, compared to the TX-SR343, which supports the standard HDCP 2.2. Unlike most receivers, our models do not have a built-in phono stage for connecting a vinyl player. There is an ECO mode in RX-V4A. The Yamaha RX-V4A can be properly configured using the setup assistant.
Generally no support for a Dolby Atmos multichannel audio format. A DTS:X surround technology is not supported by devices from our comparison.