First look: Positive Grid Spark CAB review

The practice amp gurus are ready to make the jump from the home to the stage with this powerful and must-have extra for Spark users

First look: Positive Grid Spark CAB review
(Image: © Future/Daryl Robertson)

Guitar World Verdict

Positive Grid proves once again why they are front runners in this space. The Spark CAB is not only a brilliant addition to the rig of existing Spark users, but it's also the ideal unit for modern players looking for a well-made and cost-effective FRFR cab for running their favorite digital modeler or multi-effects pedal.


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    Full of user-friendly features

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    Integrates seamlessly with other Spark products


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    A little bass-heavy

You can trust Guitar World Our expert reviewers spend hours testing and comparing guitar products so you can choose the best for you. Find out more about how we test.

TYPE: Cabinet for guitar, bass, and acoustic
OUTPUT: 140 watts
SPEAKERS: 1x10-inch woofer, 2x1-inch (25mm) tweeter
WEIGHT: 13.5 kg/29.76 lbs
Buy at Positive Grid

Over the last few years, Positive Grid's focus seemed to be on creating smaller and smaller versions of their beloved Spark desktop amp. Units such as the Spark Mini and Spark GO distilled the essence of the original practice amp down into a smaller format, giving guitarists the ability to take their tone anywhere with them. 

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Daryl Robertson
Senior Deals Writer

As a Senior Deals Writer at Guitar World, I help create and maintain the site's 200+ buyer's guides, scour the internet for the best possible deals on a range of guitar products, and spend a lot of time getting hands-on with the latest guitars, amps, pedals, and more. My gear reviews have also been featured in many prominent publications, including Total Guitar and Future Music magazines and

During my career, I have been lucky enough to talk to many of my musical heroes, having interviewed members of Sum 41, Foo Fighters, Slash featuring Myles Kennedy & the Conspirators, Creeper, Thrice and more.

In a past life, I worked in music retail. For a little under a decade, I advised everyone from absolute beginners to seasoned pros on the right gear for their needs. 

I also have a passion for live sound. I'm a fully qualified sound engineer who holds a first-class Bachelor's degree in Creative Sound Production from the University of Abertay and I have plenty of experience working in various venues around Scotland.