Denon AVRX3400H can be controlled via voice (you need to buy an Alexa device that is sold separately). It supports the 7.2 surround sound setup. The HEOS application is very convenient and it can be used to access such services as Spotify, Pandora, etc. It also lets you stream music from your devices. This device has 8 (including 1 front) HDMI inputs and 3 outputs. Denon AVRX3400H supports the major part of modern audio formats and processes them flawlessly. Also, the video processing technologies generate a high-quality video signal. Worth to mention, sometimes firmware does not update if you start the process of updating from the receiver menu.
Denon AVRX4400H supports the 9.2 surround sound setup and 11.2 channel processing. This receiver can be controlled via voice (you need to buy an Alexa device that is sold separately). Denon AVRX4400H has 8 (including 1 front) HDMI inputs and 3 outputs. Menus are convenient and easy to use. It is easy to find the right parameter or feature. Correct inputs can be selected automatically, if you use a Harmony One remote. It also supports the HEOS wireless audio streaming technology. Denon AVRX4400H has a special application for Android, iOS and Amazon Kindle devices. But sometimes, you may have some issues switching between HDMI sources.
There are some differences when I compare Denon AVRX3400H vs AVRX4400H. One of them is the total power output – 1050 W Denon AVRX4400H vs Denon AVRX3400H that has 735 W only. Nevertheless, both models have their advantages and disadvantages.
The main advantages of Denon AVRX3400H are that it supports many formats and it has many inputs, so you can connect almost anything. While its main disadvantage is that it may have some issues with modern gaming consoles or TVs.
The main advantages of Denon AVRX4400H are that it is very powerful and it supports 3 zones. The main disadvantage is that has some compatibility issues with modern devices.
Choosing Denon AVRX4400H vs AVRX3400H, you need to remember that they support different surround sound setups. AVRX3400H supports 7.2 versus AVRX4400H that supports 9.2 channel. Therefore, if you need a powerful system and you are going to build a 9.2 setup, then AVRX4400H is for you, and if you do not need that power and you want to have a 7.2 setup, then AVRX3400H will be fine.
Denon AVRX3400H overview
Denon AVRX4400H overview
The best receiver is Denon AVRX3400H. Check Denon AVRX3400H price on Amazon