The RZ Series of Onkyo AV receivers are their high-end models. Before you buy, compare each model here so you understand the differences between each one.
For many years, Onkyo AV receivers have created a big impression on the home theater market.
Their receivers have been winning awards and great reviews for a few years now, and they provide a strong line-up of products from entry-level models up to high-performance machines.
There are currently three broad product categories to look for when researching an Onkyo AV receiver:
- RZ Series: high-end models
- NR Series: mid-range AV receivers
- SR Series: entry-level receivers
This article will compare all the models from the RZ Series.
If you want an overview of the cheaper Onkyo receivers, go to Onkyo AV Receivers: the NR & SR Series Compared.
These RZ Series Onkyo receivers are grouped by their year of release and then listed in order of value (using the Manufacturer Suggested Retail Price as a guide).
You will usually be able to find a receiver retailing below the MSRP; however, it is a good guide to its build quality.
The features are from the US models, and you may find these vary slightly in different countries.
If you don’t understand all the specifications and why they are important, you might want to check out the buying guide for AV receivers.
Quick Navigation
- ——————- 2021 ——————-
- Onkyo TX-RZ50 AV Receiver
- ——————- 2019 ——————-
- Onkyo TX-RZ840 AV Receiver
- Onkyo TX-RZ740 AV Receiver
- ——————- 2018 ——————-
- Onkyo TX-RZ830 AV Receiver
- Onkyo TX-RZ730 AV Receiver
- Onkyo TX-RZ630 AV Receiver
Onkyo RZ Series
The RZ Series is the flagship model in the Onkyo range. They are built with top-quality components to provide the best video and audio performance. Apart from the entry-level TX-RZ6** model for each year, the RZ Series receivers are all THX-Certified. You will find all the latest technologies in these receivers and a price to suit most home theater installs.
Onkyo TX-RZ50
MSRP: $1399

Image Credit: Onkyo

Image Credit: Onkyo
Channels | 9.2 |
---|---|
Dolby Atmos | 5.2.4 / 7.2.2 (Support for 7.2.4) |
HDMI In / Out | 6+1 (3x 8K/60AB)/2 (eARC) |
Zones | Zone 2 (HDMI & 2-ch audio – powered or line out) / Zone B (2-ch audio – line out) / Zone 3 (2-ch audio – powered or line out) |
Pre Out / Line Out | 11.2-Ch / Zone 2/B (2-Ch) & Zone 3 (2-Ch) |
Power (W)* | 120 |
Speaker Impedance (Ohms) | 4 – 16 |
UHD / HDR Support | 8K/60p & 4K/120p, HDCP 2.3 / HDR10+, HDR10, Dolby Vision, HLG |
Network / Wireless | Ethernet / Wi-Fi (5 GHz/2.4 GHz) / Bluetooth (Send & Receive) / Airplay 2 + Siri / Chromecast / DTS Play-Fi / Sonos Connect / Amazon Alexa / Hey Google |
Auto Room Calibration | Dirac Live |
Selected Audio Decoders | Dolby Digital, DD+, Dolby TrueHD, Dolby Atmos, DTS, DTS-ES (Matrix6.1 & Discrete6.1), DTS 96/24, DTS Express, DTS-HD HR Audio, DTS-HD Master Audio, DTS:X, IMAX Enhanced Content, DSD, LPCM (Up to 192/24) |
Selected Sound Modes: Post Decoding | Dolby Surround, Dolby Atmos Height Virtualization Technology, DTS Neural:X, IMAX Enhanced, THX Listening Modes |
Dimensions (W x H x D) | 17-1/8 x 7-15/16 x 15-11/16 in | 435 x 201.5 x 398 mm |
Weight (lbs/Kg) | 30.9 / 14.0 |
2019
Onkyo TX-RZ840
MSRP: $999

Image Credit: Onkyo

Image Credit: Onkyo
Channels | 9.2 |
---|---|
Dolby Atmos | 5.2.4 / 7.2.2 (Support for 7.2.4) |
HDMI In / Out | 6+1/2 (ARC) |
Zones | Zone 2 (HDMI & 2-ch audio – powered or line-out) / Zone B (2-ch audio) / Zone 3 (2-ch audio) |
Pre Out / Line Out | 11.2-Ch / Zone 2/B (2-Ch) & Zone 3 (2-Ch) |
Power (W)* | 120 |
Speaker Impedance (Ohms) | 4 – 16 |
UHD / HDR Support | 4K/60p, HDCP 2.2 / HDR10, Dolby Vision, HLG |
Network / Wireless | Ethernet / Wi-Fi / AirPlay 2 / Bluetooth / Chromecast / DTS Play-Fi / FlareConnect / Sonos Connect / Google Assistant |
Auto Room Calibration | AccuEQ Advance w/ AccuReflex |
Selected Audio Decoders | Dolby Digital, DD+, Dolby TrueHD, Dolby Atmos, DTS, DTS-ES (Matrix6.1 & Discrete6.1), DTS 96/24, DTS Express, DTS-HD HR Audio, DTS-HD Master Audio, DTS:X, DSD, LPCM (Up to 192/24 7.1ch) |
Selected Sound Modes: Post Decoding | Dolby Surround, Dolby Atmos Height Virtualization Technology, DTS Neural:X, IMAX Enhanced, THX Listening Modes |
Dimensions (W x H x D) | 17-1/8 x 7-15/16 x 15-11/16 in (435 x 201.5 x 398 mm) |
Weight (lbs) | 30.9 |
2019
Onkyo TX-RZ740
MSRP: $799

Image Credit: Onkyo

Image Credit: Onkyo
Channels | 9.2 |
---|---|
Dolby Atmos | 5.2.4 / 7.2.2 (Support for 7.2.4) |
HDMI In / Out | 6+1/2 (ARC) |
Zones | Zone 2 (HDMI & 2-ch audio – powered or line-out) / Zone B (2-ch audio) / Zone 3 (2-ch audio) |
Pre Out / Line Out | 11.2-Ch / Zone 2/B (2-Ch) & Zone 3 (2-Ch) |
Power (W)* | 100 |
Speaker Impedance (Ohms) | 4 – 16 |
UHD / HDR Support | 4K/60p, HDCP 2.2 / HDR10, Dolby Vision, HLG |
Network / Wireless | Ethernet / Wi-Fi / AirPlay 2 / Bluetooth / Chromecast / DTS Play-Fi / FlareConnect / Sonos Connect / Google Assistant |
Auto Room Calibration | AccuEQ Advance w/ AccuReflex |
Selected Audio Decoders | Dolby Digital, DD+, Dolby TrueHD, Dolby Atmos, DTS, DTS-ES (Matrix6.1 & Discrete6.1), DTS 96/24, DTS Express, DTS-HD HR Audio, DTS-HD Master Audio, DTS:X, DSD, LPCM (Up to 192/24 7.1ch) |
Selected Sound Modes: Post Decoding | Dolby Surround, Dolby Atmos Height Virtualization Technology, DTS Neural:X, IMAX Enhanced, THX Listening Modes |
Dimensions (W x H x D) | 17-1/8 x 6-15/16 x 14-15/16 in (435 x 177 x 379.5 mm) |
Weight (lbs) | 39.8 |
2018
Onkyo TX-RZ830
MSRP: $1399

Image Credit: Onkyo

Image Credit: Onkyo
Channels | 9.2 |
---|---|
Dolby Atmos | 5.2.4 / 7.2.2 (Support for 7.2.4) |
HDMI In / Out | 6+1/2 (ARC) |
Zones | Zone 2 (HDMI & 2-ch audio) / Zone 3 (2-ch audio) |
Pre Out | 11.2-Ch |
Power (W)* | 120 |
Speaker Impedance (Ohms) | 4 – 16 |
UHD / HDR Support | 4K/60p, HDCP 2.2 / HDR10, Dolby Vision, HLG |
Network / Wireless | Ethernet / Wi-Fi / AirPlay / Bluetooth / Chromecast / DTS Play-Fi / FlareConnect / Sonos Connect |
Auto Room Calibration | AccuEQ Advance w/ AccuReflex |
Selected Audio Decoders | Dolby Digital, DD+, Dolby TrueHD, Dolby Atmos, DTS, DTS-ES (Matrix6.1 & Discrete6.1), DTS 96/24, DTS Express, DTS-HD HR Audio, DTS-HD Master Audio, DTS:X, DSD, LPCM (Up to 192/24 7.1ch) |
Selected Sound Modes: Post Decoding | Dolby Surround, DTS Neural:X, THX Listening Modes |
Dimensions (W x H x D) | 17-1/8 x 7-15/16 x 15-11/16 in | 435 x 201.5 x 398 mm |
Weight (lbs) | 30.9 |
2018
Onkyo TX-RZ730
MSRP: $1099

Image Credit: Onkyo

Image Credit: Onkyo
Channels | 9.2 |
---|---|
Dolby Atmos | 5.2.4 / 7.2.2 (Support for 7.2.4) |
HDMI In / Out | 6+1/2 (ARC) |
Zones | Zone 2 (HDMI & 2-ch audio) / Zone 3 (2-ch audio) |
Pre Out | 11.2-Ch |
Power (W)* | 100 |
Speaker Impedance (Ohms) | 4 – 16 |
UHD / HDR Support | 4K/60p, HDCP 2.2 / HDR10, Dolby Vision, HLG |
Network / Wireless | Ethernet / Wi-Fi / AirPlay / Bluetooth / Chromecast / DTS Play-Fi / FlareConnect / Sonos Connect |
Auto Room Calibration | AccuEQ Advance w/ AccuReflex |
Selected Audio Decoders | Dolby Digital, DD+, Dolby TrueHD, Dolby Atmos, DTS, DTS-ES (Matrix6.1 & Discrete6.1), DTS 96/24, DTS Express, DTS-HD HR Audio, DTS-HD Master Audio, DTS:X, DSD, LPCM (Up to 192/24 7.1ch) |
Selected Sound Modes: Post Decoding | Dolby Surround, DTS Neural:X, THX Listening Modes |
Dimensions (W x H x D) | 17-1/8 x 6-15/16 x 14-15/16 in (435 x 177 x 379.5 mm) |
Weight (lbs) | 23.8 |
2018
Onkyo TX-RZ630
MSRP: $899

Image Credit: Onkyo

Image Credit: Onkyo
Channels | 9.2 |
---|---|
Dolby Atmos | 5.2.4 / 7.2.2 |
HDMI In / Out | 6+1/2 (ARC) |
Zones | Zone 2 (HDMI & 2-ch audio) |
Pre Out | Subwoofer (x2) |
Power (W)* | 90 |
Speaker Impedance (Ohms) | 4 – 16 |
UHD / HDR Support | 4K/60p, HDCP 2.2 / HDR10, Dolby Vision, HLG |
Network / Wireless | Ethernet / Wi-Fi / AirPlay / Bluetooth / Chromecast / DTS Play-Fi / FlareConnect / Sonos Connect |
Auto Room Calibration | AccuEQ Advance w/ AccuReflex |
Selected Audio Decoders | Dolby Digital, DD+, Dolby TrueHD, Dolby Atmos, DTS, DTS-ES (Matrix6.1 & Discrete6.1), DTS 96/24, DTS Express, DTS-HD HR Audio, DTS-HD Master Audio, DTS:X, DSD, LPCM (Up to 192/24 7.1ch) |
Selected Sound Modes: Post Decoding | Dolby Surround, DTS Neural:X |
Dimensions (W x H x D) | 17-1/8 x 6-15/16 x 14-15/16 in (435 x 177 x 379.5 mm) |
Weight (lbs) | 22.5 |
2017
Onkyo TX-RZ920
MSRP: $1499

Image Credit: Onkyo

Image Credit: Onkyo
Channels | 9.2 |
---|---|
Dolby Atmos | 5.2.4 / 7.2.2 (Support for 7.2.4) |
HDMI In / Out | 7+1/2 (ARC) |
Zones | Zone 2 (HDMI & 2-ch audio) / Zone 3 (2-ch audio) |
Pre Out | 11.2-Ch |
Power (W)* | 135 |
Speaker Impedance (Ohms) | 4 – 16 |
UHD / HDR Support | 4K/60p, HDCP 2.2 / HDR10, Dolby Vision, HLG |
Network / Wireless | Ethernet / Wi-Fi / AirPlay / Bluetooth / Chromecast / DTS Play-Fi / FlareConnect / Sonos Connect |
Auto Room Calibration | AccuEQ w/ AccuReflex |
Selected Audio Decoders | Dolby Digital, DD+, Dolby TrueHD, Dolby Atmos, DTS, DTS-ES (Matrix6.1 & Discrete6.1), DTS 96/24, DTS Express, DTS-HD HR Audio, DTS-HD Master Audio, DTS:X, DSD, LPCM (Up to 192/24 7.1ch) |
Selected Sound Modes: Post Decoding | Dolby Surround, DTS Neural:X, THX Listening Modes |
Dimensions (W x H x D) | 17-1/8 x 7-15/16 x 17-13/16 in (435 x 201 x 453 mm) |
Weight (lbs) | 35.9 |
2017
Onkyo TX-RZ820
MSRP: $1399

Image Credit: Onkyo

Image Credit: Onkyo
Channels | 7.2 |
---|---|
Dolby Atmos | 5.2.2 |
HDMI In / Out | 6+1/2 (ARC) |
Zones | Zone 2 (HDMI) + 2A & 2B (2-ch audio) / Zone 3 (2-ch audio) |
Pre Out | 7.2-Ch |
Power (W)* | 130 |
Speaker Impedance (Ohms) | 4 – 16 |
UHD / HDR Support | 4K/60p, HDCP 2.2 / HDR10, Dolby Vision, HLG |
Network / Wireless | Ethernet / Wi-Fi / AirPlay / Bluetooth / Chromecast / DTS Play-Fi / FlareConnect |
Auto Room Calibration | AccuEQ w/ AccuReflex |
Selected Audio Decoders | Dolby Digital, DD+, Dolby TrueHD, Dolby Atmos, DTS, DTS-ES (Matrix6.1 & Discrete6.1), DTS 96/24, DTS Express, DTS-HD HR Audio, DTS-HD Master Audio, DTS:X, DSD, LPCM (Up to 192/24 7.1ch) |
Selected Sound Modes: Post Decoding | Dolby Surround, DTS Neural:X, THX Listening Modes |
Dimensions (W x H x D) | 17-1/8 x 7-15/16 x 15-9/16 in (435 x 201.5 x 395 mm) |
Weight (lbs) | 30.9 |
2017
Onkyo TX-RZ720
MSRP: $1099

Image Credit: Onkyo

Image Credit: Onkyo
Channels | 7.2 |
---|---|
Dolby Atmos | 5.2.2 |
HDMI In / Out | 6+1/2 (ARC) |
Zones | Zone 2 (HDMI) + 2A & 2B (2-ch audio) |
Pre Out | Subwoofer (x2) |
Power (W)* | 110 |
Speaker Impedance (Ohms) | 4 – 16 |
UHD / HDR Support | 4K/60p, HDCP 2.2 / HDR10, Dolby Vision, HLG |
Network / Wireless | Ethernet / Wi-Fi / AirPlay / Bluetooth / Chromecast / DTS Play-Fi / FlareConnect |
Auto Room Calibration | AccuEQ w/ AccuReflex |
Selected Audio Decoders | Dolby Digital, DD+, Dolby TrueHD, Dolby Atmos, DTS, DTS-ES (Matrix6.1 & Discrete6.1), DTS 96/24, DTS Express, DTS-HD HR Audio, DTS-HD Master Audio, DTS:X, DSD, LPCM (Up to 192/24 7.1ch) |
Selected Sound Modes: Post Decoding | Dolby Surround, DTS Neural:X, THX Listening Modes |
Dimensions (W x H x D) | 17-1/8 x 6-15/16 x 14-7/8 in (435 x 177 x 378 mm) |
Weight (lbs) | 23.1 |
2017
Onkyo TX-RZ620
MSRP: $899

Image Credit: Onkyo

Image Credit: Onkyo
Channels | 7.2 |
---|---|
Dolby Atmos | 5.2.2 |
HDMI In / Out | 6+1/2 (ARC) |
Zones | Zone 2 (2-ch audio) |
Pre Out | Subwoofer (x2) |
Power (W)* | 100 |
Speaker Impedance (Ohms) | 4 – 16 |
UHD / HDR Support | 4K/60p, HDCP 2.2 / HDR10, Dolby Vision, HLG |
Network / Wireless | Ethernet / Wi-Fi / AirPlay / Bluetooth / Chromecast / DTS Play-Fi / FlareConnect |
Auto Room Calibration | AccuEQ w/ AccuReflex |
Selected Audio Decoders | Dolby Digital, DD+, Dolby TrueHD, Dolby Atmos, DTS, DTS-ES (Matrix6.1 & Discrete6.1), DTS 96/24, DTS Express, DTS-HD HR Audio, DTS-HD Master Audio, DTS:X, DSD, LPCM (Up to 192/24 7.1ch) |
Selected Sound Modes: Post Decoding | Dolby Surround, DTS Neural:X |
Dimensions (W x H x D) | 17-1/8 x 6-15/16 x 14-7/8 in (435 x 177 x 378 mm) |
Weight (lbs) | 22 |
2016
Onkyo TX-RZ3100
MSRP: $3199

Image Credit: Onkyo

Image Credit: Onkyo
Channels | 11.2 |
---|---|
Dolby Atmos | 5.2.4 / 7.2.4 |
HDMI In / Out | 7+1/2 (ARC) |
Zones | Zone 2 (HDMI & 2-ch audio) / Zone 3 (2-ch audio) |
Pre Out | 11.2-Ch |
Power (W)* | 140 |
Speaker Impedance (Ohms) | 4 – 16 |
UHD / HDR Support | 4K/60p, HDCP 2.2 / HDR10, Dolby Vision |
Network / Wireless | Ethernet / Wi-Fi / AirPlay / Bluetooth / Chromecast / DTS Play-Fi / FlareConnect / Sonos Connect |
Auto Room Calibration | AccuEQ w/ AccuReflex |
Selected Audio Decoders | Dolby Digital, DD+, Dolby TrueHD, Dolby Atmos, DTS, DTS-ES (Matrix6.1 & Discrete6.1), DTS 96/24, DTS Express, DTS-HD HR Audio, DTS-HD Master Audio, DTS:X, DSD, LPCM (Up to 192/24 7.1ch) |
Selected Sound Modes: Post Decoding | Dolby Surround, DTS Neural:X, THX Listening Modes |
Dimensions (W x H x D) | 17-1/8 x 7-15/16 x 17-13/16 in (435 x 201 x 453 mm) |
Weight (lbs) | 43 |
2016
Onkyo TX-RZ1100
MSRP: $2199

Image Credit: Onkyo

Image Credit: Onkyo
Channels | 9.2 |
---|---|
Dolby Atmos | 5.2.4 / 7.2.2 (Support for 7.2.4) |
HDMI In / Out | 7+1/2 (ARC) |
Zones | Zone 2 (HDMI & 2-ch audio) / Zone 3 (2-ch audio) |
Pre Out | 11.2-Ch |
Power (W)* | 140 |
Speaker Impedance (Ohms) | 4 – 16 |
UHD / HDR Support | 4K/60p, HDCP 2.2 / HDR10, Dolby Vision |
Network / Wireless | Ethernet / Wi-Fi / AirPlay / Bluetooth / Chromecast / DTS Play-Fi / FlareConnect / Sonos Connect |
Auto Room Calibration | AccuEQ w/ AccuReflex |
Selected Audio Decoders | Dolby Digital, DD+, Dolby TrueHD, Dolby Atmos, DTS, DTS-ES (Matrix6.1 & Discrete6.1), DTS 96/24, DTS Express, DTS-HD HR Audio, DTS-HD Master Audio, DTS:X, DSD, LPCM (Up to 192/24 7.1ch) |
Selected Sound Modes: Post Decoding | Dolby Surround, DTS Neural:X, THX Listening Modes |
Dimensions (W x H x D) | 17-1/8 x 7-15/16 x 17-13/16 in (435 x 201 x 453 mm) |
Weight (lbs) | 43 |
2016
Onkyo TX-RZ810
MSRP: $1399

Image Credit: Onkyo

Image Credit: Onkyo
Channels | 7.2 |
---|---|
Dolby Atmos | 5.2.2 |
HDMI In / Out | 7+1/2 (ARC) |
Zones | Zone 2 (HDMI) & 2A & 2B (2-ch audio) / Zone 3 (2-ch audio) |
Pre Out | 7.2-Ch |
Power (W)* | 130 |
Speaker Impedance (Ohms) | 4 – 16 |
UHD / HDR Support | 4K/60p, HDCP 2.2 / HDR10, Dolby Vision |
Network / Wireless | Ethernet / Wi-Fi / AirPlay / Bluetooth / Chromecast / FlareConnect |
Auto Room Calibration | AccuEQ w/ AccuReflex |
Selected Audio Decoders | Dolby Digital, DD+, Dolby TrueHD, Dolby Atmos, DTS, DTS-ES (Matrix6.1 & Discrete6.1), DTS 96/24, DTS Express, DTS-HD HR Audio, DTS-HD Master Audio, DTS:X, DSD, LPCM (Up to 192/24 7.1ch) |
Selected Sound Modes: Post Decoding | Dolby Surround, DTS Neural:X, THX Listening Modes |
Dimensions (W x H x D) | 17-1/8 x 7-15/16 x 15-9/16 in (435 x 201.5 x 395 mm) |
Weight (lbs) | 30.9 |
2016
Onkyo TX-RZ710
MSRP: $1099

Image Credit: Onkyo

Image Credit: Onkyo
Channels | 7.2 |
---|---|
Dolby Atmos | 5.2.2 |
HDMI In / Out | 7+1/2 (ARC) |
Zones | Zone 2A & 2B (2-ch audio) |
Pre Out | Subwoofer (x2) |
Power (W)* | 110 |
Speaker Impedance (Ohms) | 4 – 16 |
UHD / HDR Support | 4K/60p, HDCP 2.2 / HDR10, Dolby Vision |
Network / Wireless | Ethernet / Wi-Fi / AirPlay / Bluetooth / Chromecast / FlareConnect |
Auto Room Calibration | AccuEQ w/ AccuReflex |
Selected Audio Decoders | Dolby Digital, DD+, Dolby TrueHD, Dolby Atmos, DTS, DTS-ES (Matrix6.1 & Discrete6.1), DTS 96/24, DTS Express, DTS-HD HR Audio, DTS-HD Master Audio, DTS:X, DSD, LPCM (Up to 192/24 7.1ch) |
Selected Sound Modes: Post Decoding | Dolby Surround, DTS Neural:X, THX Listening Modes |
Dimensions (W x H x D) | 17-1/8 x 6-15/16 x 14-7/8 in (435 x 177 x 378 mm) |
Weight (lbs) | 23.1 |
2016
Onkyo TX-RZ610
MSRP: $899

Image Credit: Onkyo

Image Credit: Onkyo
Channels | 7.2 |
---|---|
Dolby Atmos | 5.2.2 |
HDMI In / Out | 7+1/2 (ARC) |
Zones | Zone 2 (2-ch audio) |
Pre Out | Subwoofer (x2) |
Power (W)* | 100 |
Speaker Impedance (Ohms) | 6 – 16 |
UHD / HDR Support | 4K/60p, HDCP 2.2 / HDR10, Dolby Vision |
Network / Wireless | Ethernet / Wi-Fi / AirPlay / Bluetooth / Chromecast / FlareConnect |
Auto Room Calibration | AccuEQ w/ AccuReflex |
Selected Audio Decoders | Dolby Digital, DD+, Dolby TrueHD, Dolby Atmos, DTS, DTS-ES (Matrix6.1 & Discrete6.1), DTS 96/24, DTS Express, DTS-HD HR Audio, DTS-HD Master Audio, DTS:X, DSD, LPCM (Up to 192/24 7.1ch) |
Selected Sound Modes: Post Decoding | Dolby Surround, DTS Neural:X |
Dimensions (W x H x D) | 17-1/8 x 6-15/16 x 14-7/8 in (435 x 177 x 378 mm) |
Weight (lbs) | 22 |
About The Author
Paul started the Home Cinema Guide to help less-experienced users get the most out of today's audio-visual technology. He has been a sound, lighting and audio-visual engineer for around 20 years. At home, he has spent more time than is probably healthy installing, configuring, testing, de-rigging, fixing, tweaking, re-installing again (and sometimes using) various pieces of hi-fi and home cinema equipment. You can find out more here.