Product Price Sample Rate (kHz) Bit Depth (bits) Inputs Outputs Latency (ms) Phantom Power
Focusrite Scarlett 18i20 4th Gen
US
£479.61 44.1 kHz, 48 kHz, 88.2 kHz, 96 kHz, 176.4 kHz, 192 kHz 24-bit

High-I/O USB-C audio interface with eight 4th-gen Scarlett mic preamps, 24-bit/192 kHz converters, dual ADAT for expandability, Auto Gain and Clip Safe workflow features, and dual headphone outputs; suited for project and mid-size professional studios needing extensive I/O. Includes Focusrite Control 2 for routing and mobile control.

★ Ideal for

Ideal for a high-end USB audio interface because it offers 24-bit/192 kHz conversion, eight high-gain (69dB) mic preamps, and extensive analogue and digital I/O for flexible routing and expansion.

Universal Audio Volt 876
US
£737.13 44.1, 48, 88.2, 96, 176.4, 192 kHz 32 bit

The Volt 876 is a rack-mount 24-in/28-out USB-C audio interface with eight digitally controlled mic/line preamps, onboard vintage preamp and 1176-style compressor emulations, 32-bit/192 kHz conversion, ADAT expansion, word clock and MIDI I/O. It targets professional and serious home studios needing high channel counts, hardware tone shaping, and comprehensive I/O in a single 1U unit.

★ Ideal for

Good high-end USB interfaces should offer high sample rates and bit depth, low-latency I/O, per-channel phantom power and expandable ADAT channels; the Volt 876 provides 192 kHz sample rate, 32-bit conversion, selectable +48V per channel, eight analog preamps and ADAT expansion.

Solid State Logic SSL 2+
US
£173.40 44.1, 48, 88.2, 96, 176.4, 192 kHz 24 bit Under 5 ms

The SSL 2+ is a USB-C audio interface with two SSL microphone preamps, 24-bit/192 kHz conversion, Legacy 4K analogue enhancement, and zero-latency monitor mixing. Its extra outputs, independent headphone outputs, and MIDI I/O make it well suited to home studios, producers, and collaborative recording.

★ Ideal for

It suits anyone seeking a high-end USB audio interface because it combines 24-bit/192 kHz conversion, two SSL preamps, 48V phantom power, under 5 ms latency, four analog outputs, independent headphone monitoring, and MIDI I/O.