Want good sounding music and not spend a fortune? You cannot be more pleased with both them. Onkyo TX-SR383 vs TX-SR373 - what is your unit?
Onkyo TX-SR373 vs TX-SR383 has the ARC (audio return channel). If you have a newer TV, follow it's instructions on setting up ARC with this unit. It allows you to have only one HDMI cord going to the TV, and it will automatically adjust volume and turn on/off WITH the TV. Playing different sources in each zone isn't exactly straightforward, however, so make sure that your kids don't start blasting video game sounds outside. Hard to find a receiver with all of the inputs supporting 4K especially with 2 4K HDMI outputs.
TX-SR383 connects essential HDTV, DVD player and FM radio using ample HDMI ports. The audio and video qualities are top notch. You may pay more for another receiver, but you won't get better quality, at least not enough for you to ever notice. This is an amazing receiver from top to bottom.
The TX-SR383 includes four HDMI ports with support for 4K and HDR and an ARC for connecting to and receiving audio from, a TV. There's also Bluetooth with aptX and AccuEQ Room Acoustic Calibration for tailoring the sound to your specific space. Versus it, the TX-SR383 does come with pretty good room calibration software with AccuEQ. AccuEQ Room Acoustic Calibration sets speaker parameters such as distance, output level, crossover, and EQs to present a cohesive audio image optimized for unique room sizes and speaker positions.
The Onkyo TX-SR373 vs TX-SR383 has two more channels than before, but a price bump means that the receiver may not be as competitive against models with Dolby Atmos onboard. Dark black design of the Onkyo TX-SR373 is similar to the looks of the Onkyo TX-SR383 even paying attention to small details such as buttons or remote.
Onkyo TX-SR383 overview
Onkyo TX-SR373 overview
The best receiver is Onkyo TX-SR383. Check Onkyo TX-SR383 price at Amazon