Focusrite Scarlett 18i16 4th Gen – 18-Channel USB-C Studio Interface

Designed for project studios looking for high-channel counts and polished sound, the Scarlett 18i16 4th Gen brings eight upgraded mic preamps, extensive analog and digital I/O, smart gain control, and premium conversion— all in a compact, rack-mountable design. It’s the ideal backbone for tracking, mixing, and hybrid studio setups.

Key Features

• Eight 4th-Gen mic/line preamps with Air modes: Pristine gain with the added presence of Air modes to sweeten vocals and instruments without extra plugins
• Auto Gain and Clip Safe protection: Automatically sets input levels and protects your recordings from clipping with graceful gain reduction
• Multi-format I/O—analog, ADAT, S/PDIF, MIDI, Word Clock: Loads of connectivity, including ADAT for doubling your mic inputs and digital sync for larger rigs
• High-quality 24-bit/192 kHz conversion: With up to 122 dB dynamic range, your recordings stay clear and detailed throughout production
• Speaker switching, talkback, dual headphone amps: Integrated studio control tools make tracking and monitoring seamless
• Focusrite Control 2 desktop and mobile apps: For remote mixing, routing, and level tweaks from anywhere in the room or studio

Customer Benefits

Scarlett 18i16 4th Gen empowers multi-mic recording sessions, hybrid setups, and complex monitoring environments—all without adding external gear. Smart soft-gain features eliminate the need for second-guessing levels, while clear meters and headphone feeds simplify workflows. Expansion via ADAT future-proofs your setup, and quality converters ensure what you capture is what you mix.

Quick Specs

• I/O: 18 inputs / 16 outputs via USB-C
• Analog Inputs: 8 × XLR/TRS combo (mic/line) on rear; 2 front-panel instrument-friendly inputs
• Analog Outputs: 10 × balanced ¼″ TRS (plus alt speaker switching); 2 × independent headphone outputs
• Digital I/O: ADAT input (up to 8 channels), S/PDIF I/O, MIDI In/Out, Word Clock Out
• Resolution & Dynamic Range: 24-bit / 192 kHz; up to 122 dB
• Dimensions: approx. 44 cm × 26 cm × 4.7 cm (1U rack)
• Weight: approx. 3.3 kg
• Power: External IEC; included rack ears

What’s in the Box

• Scarlett 18i16 4th Gen interface
• USB-C to USB-C cable plus USB-C to USB-A adapter
• IEC power cable
• Rack ears
• Software bundle: Ableton Live Lite, Pro Tools Intro+, six months of FL Studio Producer Edition, plus Hitmaker Expansion

Use Cases / Ideal For

Perfect for band tracking, multi-mic vocals, studio cabling-heavy setups, and home studios expanding via ADAT. Also ideal for podcasters, streamers, or hybrid content creators looking to route and monitor multiple sources with ease.

Compatibility

Compatible with macOS, Windows, and USB-C iPad (via class-compliant mode). Full routing and remote control with Focusrite Control 2 on desktop or mobile. Compatible with all mainstream DAWs.

Pros & Cons

✅ Pros:

• High channel count in a tidy rack format
• Auto Gain and Clip Safe simplify tracking levels
• Upgradeable with ADAT for future-proof expansion
• Built-in talkback and monitoring switching streamlines workflow

⚠️ Cons:

• Bulkier and heavier than bus-powered options—needs mains power
• Extra features like ADAT and talkback require software control
• ADAT channel count halves at 96 kHz sample rate

Scarlett 18i16 4th Gen packs flexible I/O, intelligent gain protection, and studio-level conversion into a single unit. Whether you’re growing your project studio or building a creative production suite, it delivers reliability at every level.