Universal Audio Apollo x16 Gen2｜Flagship 16x16 Thunderbolt Audio Interface with Elite Conversion & Real-Time UAD Processing
The Apollo x16 Gen 2 is Universal Audio’s flagship Thunderbolt audio interface, designed for professional recording, mixing, and post-production. It combines 16x16 analog line I/O, 24-bit/192 kHz high-resolution AD/DA conversion, and UAD-2 HEXA Core real-time DSP power, enabling near-zero latency recording and mixing with UAD plug-ins. Featuring Dual-Crystal clocking for ultra-low jitter and optional Sonarworks® Monitor Correction integration, the Apollo x16 supports immersive formats up to 9.1.6 — making it ideal for Dolby Atmos, Auro-3D, and Sony 360 Reality Audio workflows.
Connect to Award-Winning Sound
Apollo x16 delivers the widest dynamic range and lowest distortion ever in the Apollo line.
It connects directly to your analog gear and patchbays via DB-25 connectors with selectable +24 dBu operation.
Record and mix with authentic analog warmth and clarity across every session.
Hear the Details Like Never Before
With its Gen 2 design, Apollo x16 features the highest-resolution A/D and D/A converters to date.
Paired with Apollo Monitor Correction and Sonarworks calibration,
you’ll hear the most accurate and balanced representation of your recordings — on any monitors or headphones.
Mix Down to Surround
Apollo x16 supports immersive mixing formats up to 9.1.6 channels,
allowing you to create detailed audio mixes for Dolby Atmos, Auro-3D, Sony 360 Reality Audio, and more.
Bring your productions to life with true three-dimensional sound.
Add Hundreds of Effects to Your Rack
Apollo x16 comes in two editions, both loaded with a generous suite of UAD plug-ins right out of the box.
From classics like Teletronix LA-2A, 1176, and Pultec EQs to modern favorites such as Auto-Tune, Avalon, and SSL channel strips,
explore over 200 UAD plug-ins to expand your creative possibilities and achieve world-class mixes.
Find Your Perfect Workflow
Easily control all your plug-in routing and monitoring in the UAD Console app.
With the latest features like Bass Management, Immersive Audio up to 9.1.6, and Plug-In Scenes,
Apollo x16 makes it simple to create a professional workflow that fits your production needs.
A Hybrid System for Your Mission
Combining HEXA Core DSP processing with native computing power,
Apollo x16 delivers a powerhouse hybrid workflow that handles large plug-in chains effortlessly.
Experience unmatched performance that far surpasses any native-only recording setup.
Expand Your Studio as You Grow
Link up to four Apollo x16 interfaces for up to 64 channels of elite-class A/D and D/A conversion.
Seamlessly integrate with large-format recording consoles or combine with Apollo Twin and x4 desktop models.
No matter how far your studio grows, Apollo will always be your perfect companion.
Key Features
- 16 x 16 analog line I/O (DB-25), purpose-built for large-scale recording and mixing systems
- 24-bit/192 kHz AD/DA conversion with 133 dB dynamic range and ultra-low -129 dB THD performance
- UAD-2 HEXA Core DSP supports over 200 UAD plug-ins for real-time, near-zero latency tracking and mixing
- Supports multi-channel and immersive formats up to 9.1.6 — ideal for Dolby Atmos, Auro-3D, and Sony 360 Reality Audio production
- Dual Thunderbolt ports allow daisy-chaining multiple Apollo or UAD devices for expanded workflows
- Built-in monitor control with integrated talkback mic for easy communication and multiple output switching
- Precision Dual-Crystal clocking and Word Clock I/O ensure ultra-stable, low-jitter synchronization across systems
- Optional Sonarworks® Apollo Monitor Correction integration (license required) for precise stereo and immersive monitor calibration
- Updated Console software with Auto-Gain, Plug-In Scenes, Bass Management, and Immersive Audio mode
- Durable 1U rackmount design built for professional studios, post-production, and immersive audio environments
Specifications
| Type | Thunderbolt audio interface (1U rackmount) |
| Analog I/O | 16 x 16 line-level (DB-25 connectors) |
| Monitor Outputs | Stereo monitor out (balanced TRS), supports multi-output and immersive monitoring |
| Headphone Outputs | 2 x 1/4" stereo headphone outs (front panel) |
| Digital I/O | 2 x ADAT In, 2 x ADAT Out (SMUX supported), Word Clock In/Out (BNC) |
| Computer Connection | 2 x Thunderbolt (for multi-device chaining) |
| Sample Rate / Bit Depth | 44.1, 48, 88.2, 96, 176.4, 192 kHz / 24-bit |
| DSP Engine | UAD-2 HEXA Core (6 SHARC DSP processors) |
| Clocking | Dual-Crystal ultra-low jitter internal clock; external Word Clock sync supported |
| Monitoring | Supports Sonarworks® calibration, immersive monitoring, and Plug-In Scene recall |
| Latency | Near-zero latency recording and real-time UAD plug-in monitoring via Console |
| Expansion | Connect up to four Apollo units and multiple UAD devices |
| Operating Systems | macOS / Windows (requires Thunderbolt support) |
| Included Software | UAD Console app and Essential+ / Ultimate+ plug-in bundles (depending on edition) |
| Power | Internal power supply (IEC connector) |
| Chassis | 1U rack width; dimensions and weight per official specifications |
