A 4-in, 4-out USB-C interface with MIDI I/O and two mic preamps.
VST3not supportedAUnot supportedAAXnot supportedCLAPnot supportedWINsupportedMACsupportedLNXnot supported
Checked September 2026
Focusrite Scarlett 4i4 (4th Gen) vs Focusrite Scarlett 18i20 (4th Gen) (2026)
Focusrite Scarlett 4i4 (4th Gen) is best for producers who need MIDI and extra line inputs; Focusrite Scarlett 18i20 (4th Gen) is best for studios tracking drum kits and bands. Focusrite Scarlett 4i4 (4th Gen) starts at $309.99 and Focusrite Scarlett 18i20 (4th Gen) at $769.99.
An 8-preamp, rackmount USB-C interface with 26 simultaneous inputs and outputs.
VST3not supportedAUnot supportedAAXnot supportedCLAPnot supportedWINsupportedMACsupportedLNXnot supported
| Focusrite Scarlett 4i4 (4th Gen) | Focusrite Scarlett 18i20 (4th Gen) | |
|---|---|---|
| Best for | producers who need MIDI and extra line inputs | studios tracking drum kits and bands |
| Starting price | $309.99 | $769.99 |
| Free version | No | No |
| Free trial | — | — |
| Formats | USB-C | USB-C |
| OS | Windows, macOS | Windows, macOS |
| Key features | 2 mic/line/instrument preamps, 4 line inputs and 4 line outputs, MIDI in and out, Auto Gain and Clip Safe, 24-bit/192 kHz, Focusrite Control 2 | 8 mic/line preamps, 26 inputs and 26 outputs simultaneous, Dual ADAT, S/PDIF and MIDI, Built-in talkback microphone, 1U rack-mountable, 24-bit/192 kHz |
| Developer | Focusrite | Focusrite |
Questions people ask
Focusrite Scarlett 4i4 (4th Gen) starts at $309.99; Focusrite Scarlett 18i20 (4th Gen) starts at $769.99.
2 mic/line/instrument preamps, 4 line inputs and 4 line outputs, MIDI in and out, Auto Gain and Clip Safe, Focusrite Control 2.
8 mic/line preamps, 26 inputs and 26 outputs simultaneous, Dual ADAT, S/PDIF and MIDI, Built-in talkback microphone, 1U rack-mountable.