An affordable AV receiver is always a good option to consider, so Yamaha RX-V483BL vs Denon AVR-S740H comparison definitely makes sense.
A significant difference between the receivers in the number of channels, Yamaha RX-V483BL has 5.1 versus 7.2 for Denon AVR-S740H. Regarding power, then RX-V483BL 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-V483BL but 0.08% for the AVR-S740H.
Characteristics of digital to analog converter (DAC) are different, Burr-Brown 192 KHz/24-bit for RX-V483BL and 192 KHz/32-bit for the AVR-S740H. Only the RX-V483BL supports Bi-amping feature. The Denon AVR-S740H can transmit an audio signal directly to the amplifier and bypasses any DSP processing.
Both models have the ability to connect to the Internet via WI-FI. Rivals from our review have Bluetooth support. The Yamaha RX-V483BL has support for AirPlay, and its competitor in our comparison - AirPlay, AirPlay 2. Spotify can be used on each receiver. The RX-V483BL can work with the audio stream from Deezer, TIDAL, JUKE, Qobuz, and the AVR-S740H can receive a content from Deezer, TIDAL, Pandora, Napster, SiriusXM, TuneIn Radio, iHeart Radio, Sound Cloud. 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-V483BL can scale the input HDMI signal, unlike the AVR-S740H. The HDR standard - Dolby Vision is supported by these receivers.
The Yamaha RX-V483BL 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. Unfortunately, HDMI eARC is not available on monitored devices. 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. It is also worth noting that the ECO mode is presented in each of the receivers. The setup assistant will help you configure Denon AVR-S740H.
Only the AVR-S740H has a Dolby Atmos multichannel audio format support. A surround technology DTS:X is supported only by the AVR-S740H.