Onkyo is certainly one of the best manufacturers regarding home theater system products. Some people would stick with this brand when building their ultimate personal theater system. When choosing for the right receiver, you will come across Onkyo TX-NR646 and Onkyo TX-NR747. Both have their fame in the market with similar features, so we are going to compare Onkyo TX-NR646 vs. Onkyo TX-NR747 to see which one having more value for your money.
Both products feature the DTS:X technology that calculates height for the sound output quality, making it quite harder to choose. But the TX-NR747 is further equipped with THX Select2 Plus certification which claims that the product is capable of producing high volume with low distortion sound, creating similar experience you meet at the commercial theater. (Take a look: Denon AVR-S710W Vs Onkyo TX-NR646)
Both of them also support Dolby Atmos and 4K/60Hz HDMI terminals, guaranteeing the ultra premium HD visual experience. Also, they have similar connectivity features like built-in Bluetooth, Wi-Fi, and AirPlay. Onkyo TX-NR747, however, comes with 175 Watts per channel, while Onkyo TX-NR646 only has 170 Watts per channel. Not a big difference, actually. Unfortunately, TX-NR747 would require a considerably larger chunk of money to sit in your living room compared to TX-NR646.
Onkyo TX-NR646 Vs Onkyo TX-NR747
| Name | Onkyo TX-NR646 | Onkyo TX-NR747 |
|---|---|---|
| Name | Onkyo TX-NR646 | Onkyo TX-NR747 |
| Features | - DTS:X is a next-generation object-based surround sound technology that includes height to deliver a fully-immersive listening experience - Supports Dolby Atmos Up to 5.1.2 Channels for captivating, multidimensional sound - High instantaneous current enhances speaker control for accurate and dynamic audio reproduction with 170 W/Ch. (6 Ohms, 1 kHz, 0.9% THD, 1 Channel Driven, FTC) and 100 W/Ch. (8 Ohms, 20 Hz-20 kHz, 0.7% THD, 2 Channels Driven, FTC) - 4K/60 Hz-Capable HDMI 2.0a Terminals for UltraHD and supports HDCP 2.2 for premium 4K/Full HD video streaming and broadcast - Built-in Bluetooth, Wi-Fi and Airplay with Pandora and Spotify to stream virtually any audio from your smartphone, tablet, or PC for clear and powerful sound | - THX Select2 Plus certification guarantees the same high volume, low distortion sound you experience in a commercial theater in your listening room - DTS:X is a next-generation object-based surround sound technology that includes height to deliver a fully-immersive listening experience - Supports Dolby Atmos Up to 5.1.2 Channels for captivating, multidimensional sound - High instantaneous current enhances speaker control for accurate and dynamic audio reproduction with 175 W/Ch. (6 Ohms, 1 kHz, 0.9% THD, 1 Channel Driven, FTC) and 110 W/Ch. (8 Ohms, 20 Hz-20 kHz, 0.7% THD, 2 Channels Driven, FTC) - 4K/60 Hz-Capable HDMI 2.0a Terminals for UltraHD and supports HDCP 2.2 for premium 4K/Full HD video streaming and broadcast content |
| Ratings | 3.7 out of 5.0 stars | 3.8 out of 5.0 stars |
| Price | ||
| Best deal | Save 28%
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Conclusion
Between Onkyo TX-NR646 vs. Onkyo TX-NR747, the first one is definitely the winner. Onkyo TX-NR646 comes with a cheaper price for very similar features with the latter one. The lack of THX Select2 Plus feature would not be a big deal because it already has the DTS:X.