Dec 13, 2019
Denon AVR-S640H was introduced in 2018. It is equipped with 5 channel amplifier and is capable of 5.1 maximum channel processing. More Denon AVR-S640H specs you are able to see in this Denon AVR-S640H...Read More
Here's an outline of the key differences: Denon AVR-S640H over the Yamaha RX-A870BL features. The AVR-S640H has 5.2 channels amplifier and the RX-A870BL 7.2 channels. Only the RX-A870BL has a Dolby Atmos support. DTS:X is supported only by the RX-A870BL. We have evaluated both AV receivers, AVR-S640H has an overall score of 6.2 out of 10 vs 8.3 out of 10 for RX-A870BL.
The Yamaha RX-A870BL is better receiver in this comparison - check Yamaha RX-A870BL price.