Yamaha Aventage RX-A840 was introduced in 2014. It is equipped with 7 channel amplifier with 100 W (8 Ω, 20 Hz - 20 kHz, 2 channel driven) power per channel and is capable of 7.1 maximum channel processing. It passes 4K/60Hz and upscales up to 4K/60p (YCbCr 4:4:4) video signal.
We evaluated the a/v receiver and gave 80 overall score out of 100. Our ranking system is based on the amplifier specifications, audio and video features, connectivity, multizone capabilities, radio and many other details.
Here is a history of the series, where you can view and compare the main specifications of the receivers.
Model | Year | Chann. | Power | Dolby Atmos | DTS:X | HDR10 | HDR10+ | Dolby Vision | Pass. | Price |
---|---|---|---|---|---|---|---|---|---|---|
RX-A2A | 2020 | 7.2 | 100 W | 8K | ||||||
RX-A880 | 2018 | 7.2 | 100 W | 4K | ||||||
RX-A870 | 2017 | 7.2 | 100 W | 4K | ||||||
RX-A860 | 2016 | 7.2 | 100 W | 4K | ||||||
RX-A850 | 2015 | 7.2 | 100 W | 4K | ||||||
RX-A840 | 2014 | 7.2 | 100 W | 4K | ||||||
RX-A830 | 2013 | 7.2 | 100 W | 4K | ||||||
RX-A820 | 2012 | 7.2 | 100 W | 4K | ||||||
RX-A810 | 2011 | 7.2 | 100 W | 1080p | ||||||
RX-A800 | 2010 | 7.2 | 95 W | 1080p |
You can view their side-by-side comparison here: Yamaha RX-A2A vs RX-A880 vs RX-A870 vs RX-A860 vs RX-A850 vs RX-A840.