Focusrite Scarlett 18i20 3rd Gen
Desktop audio interface intended for creator workflows, microphone input, monitoring, and clean signal routing.
Tracked 2026-10-01. The retailer listing is the price you pay.
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Our take on the Focusrite Scarlett 18i20 3rd Gen
The Focusrite Scarlett 18i20 is a large USB interface with 18 inputs and 20 outputs, built for a studio or a big multi-mic stream. At a tracked $649.99 it sits near the bottom of its $629.99 to $749.99 range since July 13, 2026.
The listing cites eight mic preamps, 24-bit, 192 kHz converters, Air modes, Auto Gain and Clip Safe. It weighs 8 pounds and is 17.37 inches deep. The name says 3rd Gen but the text mentions 4th generation preamps, so check the revision. Retailers rate it 4.4 across only 109 ratings.
- Eight mic preamps and 18 inputs
- Clip Safe prevents clipping
- Tracked near the bottom of its range
- Large: 8 pounds and 17.37 inches deep
- Name says 3rd Gen, text says 4th generation
- Overkill for one mic; $649.99 tracked
Where it fits in a build
Gets an XLR mic to the PC and adds mixing, faders, and effects. Skip it if your mic is USB. See every interface / mixer pick
| Inputs | XLR / line |
| Connection | USB |
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Focusrite Scarlett 18i20 3rd Gen
$649.99Tracked 2026-10-01
Buy links are affiliate links: we earn a commission at no extra cost to you. Prices are tracked estimates, not live prices. Full disclosure
We do not lab-test hardware. Ratings and review counts come from the retailer listing and are labelled as such; stream-quality figures are conservative planning budgets from our published model. Prices are tracked at build time, not live, and were last refreshed 2026-10-22. How the numbers are derived: methodology. How picks are chosen: editorial policy.