Onkyo TX-NR5100 – 7.2-Channel AV Receiver with Dolby Atmos®, HDMI 2.1, Klipsch Optimize Mode, and Sonos Support

Affordable, versatile, and ready for 8K entertainment and next-gen gaming.

The TX-NR5100 is a 7.2-channel AV receiver designed to be the heart of your home theater system. With HDMI 2.1, full support for Dolby Atmos®, DTS:X®, Klipsch Optimize Mode, and compatibility with Sonos®, AirPlay 2, Chromecast, and voice assistants, it delivers immersive sound and modern connectivity. The AccuEQ auto-calibration system ensures balanced audio tailored to your space—all at an attractive price point.

Main Features

• 7.2 channels with support for Dolby Atmos® and DTS:X® (up to 5.2.2 configuration)
• 8K/60Hz and 4K/120Hz compatible via HDMI 2.1 (eARC, VRR, ALLM, QFT)
• Klipsch Optimize Mode for Reference and Reference Premiere speaker integration
• Works with Sonos certification for seamless multiroom playback with Sonos Port
• Built-in streaming: Spotify, TIDAL, Deezer, Amazon Music HD, TuneIn, Pandora
• Compatible with Google Assistant, Alexa, and Apple AirPlay 2 (devices sold separately)
• Bi-directional Bluetooth (RX: SBC/AAC | TX: aptX / aptX HD)
• Dual-band Wi-Fi (5 GHz / 2.4 GHz, 802.11ac)
• AccuEQ with AccuReflex™ and subwoofer EQ auto-calibration
• 3D virtualization with Dolby Atmos Height Virtualizer and DTS Virtual:X™

Gaming and 8K HDR Video

With HDMI 2.1, the TX-NR5100 is ready for ultra-high-definition content and competitive gaming. VRR, ALLM, and QFT technologies ensure smooth, lag-free performance—ideal for PS5, Xbox Series X, and fast-paced sports content.

Immersive Audio with Atmos and DTS:X

Dolby Atmos® and DTS:X® deliver 3D surround sound, placing effects and dialogue precisely in the soundstage. Even older content benefits from Dolby Surround and DTS Neural:X, which upmix legacy audio into a spatial experience.

Multiroom and Smart Integration

• Sonos integration: control volume, source, and power via the Sonos app
• DTS Play-Fi for whole-home wireless audio streaming
• Voice control via Google Assistant or Alexa (devices sold separately)

Key Technical Specifications

• Power: 165 W/ch (6Ω, 1 kHz, 1 ch) – 80 W/ch (8Ω, 20 Hz–20 kHz, 2 ch)
• Dynamic Power: up to 160 W (3Ω)
• Frequency Response: 10 Hz – 100 kHz (Direct/Pure Audio)
• Speaker Impedance: 4–16Ω
• HDMI: 4 HDMI 2.1 inputs (8K/60Hz, 4K/120Hz, eARC, HDR10+, Dolby Vision)
• Outputs: Main HDMI + Sub HDMI Out (for projector or second display)
• Zone B pre/line-out (for headphone dock or external amp)
• Bluetooth TX/RX with aptX & aptX HD (24-bit audio support)
• Dimensions: 435 x 160 x 328 mm
• Weight: 8.4 kg

Included Accessories

• Indoor FM antenna and AM loop antenna
• AccuEQ calibration microphone
• Remote control + AAA batteries
• Quick Start Guide