The present review is aimed to compare two AV receivers - Denon AVR-X6500H vs Onkyo TX-SR353 that are meant to satisfy the needs of cinema and music lovers.
A significant difference between the receivers in the number of channels, Denon AVR-X6500H has 11.2 versus 5.1 for Onkyo TX-SR353. Regarding power, then AVR-X6500H has such a W/Ohm ratio - 140/8, 175/6 when TX-SR353 has a power of 140/6. The THD is 0.05% for the AVR-X6500H but 0.08% for the TX-SR353.
Characteristics of digital to analog converter (DAC) are different, 192 KHz/32-bit for AVR-X6500H and 192 KHz/24-bit for the TX-SR353. Only the AVR-X6500H supports Bi-amping feature. The Denon AVR-X6500H can transmit an audio signal directly to the amplifier and bypasses any DSP processing.
Only the Denon AVR-X6500H can connect to the Internet via WI-FI. Rivals from our review have Bluetooth support. Only the AVR-X6500H supports Spotify. HDMI signal transmission in standby mode is implemented in each of the devices. The AVR-X6500H can scale the input HDMI signal, unlike the TX-SR353. Dolby Vision technology found support only on the AVR-X6500H.
The Denon AVR-X6500H has 8/3 HDMI inputs/outputs versus 4/1 HDMI connectors of the Onkyo TX-SR353. The HDMI Audio Return Channel (ARC) feature supports both devices. The HDMI eARC is available only on the AVR-X6500H. 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 2.2. The AVR-X6500H has a built-in phono stage for connecting a vinyl player. An ECO mode is only available for the AVR-X6500H. The setup assistant will help you configure Denon AVR-X6500H.
Only the AVR-X6500H has a Dolby Atmos multichannel audio format support. A surround technology DTS:X is supported only by the AVR-X6500H.