The Marantz NR1509 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 NR1509 has such a ratio W/Ohm - 50/8, 60/6, while the TX-SR343 has a power of 100/6. A common feature for devices is the same total harmonic distortion - 0.08%.
The manufacturer installed different DACs, the NR1509 received the model 192 KHz/24-bit, but the TX-SR343 is equipped with TI Burr-Brown 192 KHz/24-bit. None of the compared opponents supports Bi-amping. The model NR1509 can transmit an audio signal directly to the amplifier and bypasses any DSP processing. Each of the receivers has a Bluetooth connector. The NR1509 has access to the Spotify service.
Support for the HDR function can only boast of the NR1509. The quality of 4K/60Hz signal remains unchanged when transmitting from a source to a TV or projector via HDMI for both receivers. Signaling over HDMI in standby mode can provide the NR1509 and the TX-SR343. None of the devices can increase the resolution of the incoming video signal. Operation with the Dolby Vision is only possible with the NR1509.
The number of HDMI inputs/outputs varies depending on the receiver, the NR1509 has 7/1, and the TX-SR343 has 4/1. HDMI Audio Return Channel is implemented in both devices. HDMI eARC is not supported by the NR1509 and the TX-SR343. When comparing receivers, it becomes clear that each of the rivals can work with HDMI CEC. NR1509 and TX-SR343 support the standard HDCP 2.2. In the presence of a built-in phono stage for connecting a vinyl player only at Marantz NR1509. There is an ECO mode in NR1509. The Marantz NR1509 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.