For a full review please go to the Main Page.
Yamaha RX-A670 vs Yamaha RX-A660
Disclosure: We earn money from the affiliate links to products associated with content in this article.
Evaluations
We evaluated Yamaha RX-A670 and Yamaha RX-A660 and gave them scores of 84 and 80 out of 100 recpectively. We also gave separate scores for 7 different categories according to the available features and specifications some of which are listed below. These evaluations are relative and may change each time a new receiver is added to the database.
Yamaha RX-A670
Yamaha RX-A660
Amplifier
Yamaha RX-A670
Yamaha RX-A660
- 7.2 Channels
- Low Power Output - 80 W
- 7.2 Channels
- Low Power Output - 80 W
Audio Features
Yamaha RX-A670
Yamaha RX-A660
- 7.2 Channels
- No Front Wide Channel Support
- 7.1 Channel Processing
- Dolby Atmos
- No Dolby Atmos Height Virtualization
- DTS:X
- No IMAX Enhanced
- No Auro 3D with Auro-Matic Upmixer
- DSD via HDMI
- 7.2 Channels
- No Front Wide Channel Support
- 7.1 Channel Processing
- Dolby Atmos
- No Dolby Atmos Height Virtualization
- DTS:X
- No IMAX Enhanced
- No Auro 3D with Auro-Matic Upmixer
- DSD via HDMI
Video Features
Yamaha RX-A670
Yamaha RX-A660
- HDR10
- No HDR10+
- Dolby Vision
- No 8K Passthrough
- HDR10
- No HDR10+
- No Dolby Vision
- No 8K Passthrough
Connectivity
Yamaha RX-A670
Yamaha RX-A660
- eARC
- New HDCP Version
- Wi-Fi
- Bluetooth
- Works with Amazon Alexa
- 4 HDMI Inputs
- 1 HDMI Outputs
- 0 8K Input
- USB Input
- RCA Line Inputs
- No Phono Input
- No RCA Pre-Outs
- Composite Video Inputs
- Ethernet
- Bluetooth 2․1 + EDR
- No eARC
- New HDCP Version
- Wi-Fi
- Bluetooth
- Works with Amazon Alexa
- 4 HDMI Inputs
- 1 HDMI Outputs
- 0 8K Input
- USB Input
- RCA Line Inputs
- No Phono Input
- No RCA Pre-Outs
- Composite Video Inputs
- Ethernet
- Bluetooth 2․1 + EDR
Zones
Yamaha RX-A670
Yamaha RX-A660
- No Zones
- No Zones
Radio
Yamaha RX-A670
Yamaha RX-A660
- Analog Tuner
- Pandora
- Spotify
- Tidal
- Analog Tuner
- No Pandora
- Spotify
- No Tidal