Positive Grid Riff review

This affordable, compact audio interface from Positive Grid just made recording guitars even more accessible

Positive Grid Riff audio interface stood against a MacBook Pro laptop with Bias FX 2 open on screen
(Image: © Positive Grid)

Guitar World Verdict

If you're a guitarist looking for a streamlined, compact audio interface, then the Positive Grid Riff is well worth a look. It's got enough power to keep up with the rest of the pack, and is well-priced for beginner producers who want good quality guitar recordings, stat.


  • +

    Layout is super simple

  • +

    Multi-function dial is a cool touch

  • +


  • +

    Well priced

  • +

    Full Bias FX2 integration


  • -

    Micro USB out is a strange choice

  • -

    Can take a while to figure out

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Sample/bit rate: 24bit / 96kHz high-resolution audio

Dynamic Range: 113dB

Frequency Response: 20 ~20k

Input: 1/4" x1 (mono, for instrument)

Output: 1/4“ x 1 (Line level stereo, output impedance: 47k ohm), 1/8“ x1 (Headphone, stereo, compatible impedance: 16~64 ohm)

Weight and dimensions: 156g, 0.85" x 2.16" x 3.47" (2.16 cm x 5.49 cm x 8.81 cm)

Device Compatibility: Windows 8 or later/macOS 10.11 or later/iOS 11 or later

Purchase from: Positive Grid

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James Farmer

James is a freelance writer and former Junior Deals Writer at Guitar World. Before writing, James worked as a guitar salesman at a local music store, so he knows a thing or two about matching people with their perfect instruments. James also has experience working in other areas of the music trade, having briefly worked for online music distributor, RouteNote. James is a guitarist, bassist and drummer and has also toured the UK and Europe with his old band Hypophora.