An affordable AV receiver is always a good option to consider, so Yamaha RX-V485BL vs Denon AVR-S740H comparison definitely makes sense.
A significant difference between the receivers in the number of channels, Yamaha RX-V485BL has 5.1 versus 7.2 for Denon AVR-S740H. Regarding power, then RX-V485BL has such a W/Ohm ratio - 80/6 when AVR-S740H has a power of 75/8, 110/6. The THD is 0.09% for the RX-V485BL but 0.08% for the AVR-S740H.
Characteristics of digital to analog converter (DAC) are different, Burr-Brown 384 KHz/32-bit for RX-V485BL and 192 KHz/32-bit for the AVR-S740H. Only the RX-V485BL supports Bi-amping feature. Each of the AV receivers can transmit an audio signal directly to the amplifier and bypasses any DSP processing. 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. 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. The RX-V485BL can scale the input HDMI signal, unlike the AVR-S740H. The HDR standard - Dolby Vision is supported by these receivers.
The Yamaha RX-V485BL has 4/1 HDMI inputs/outputs versus 6/1 HDMI connectors of the Denon AVR-S740H. The HDMI Audio Return Channel (ARC) feature supports both devices. The HDMI eARC is available only on the RX-V485BL. 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-S740H has a built-in phono stage for connecting a vinyl player.
Each of the AV receivers from our review supports 2 Multi-room zones. The RX-V485BL supports voice control via Google Assistant, and the AVR-S740H - Amazon Alexa, Google Assistant, Siri, Josh.AI. It is also worth noting that the ECO mode is presented in each of the receivers. Both RX-V485BL and AVR-S740H can be configured using the Setup assistant.
Only the AVR-S740H has a Dolby Atmos multichannel audio format support. A surround technology DTS:X is supported only by the AVR-S740H.