Great sound at high and low volumes ; Remarkable variety of tones ; Great learning features ; Attractive, compact design ; Versatile mobile app

Auto Chords could be better ; Controls are finicky on smartphone

The Spark Amp is the ultimate connected practice amp for guitarists. It gets the most out of your current set-up with endless customisable tones, while it’s packed with handy features for beginners. It sounds and looks ace, and offers great value for...

Exceptional build quality ; In-depth amp modelling ; Sounds effects galore ; Excellent guitar tuition functions ; Easy to transport

Play-to-your-own-chords function could be improved ; App occasionally crashes

Positive Grid Spark Amp is a game-changing guitar amplifier that provides oodles of potential for both beginners or pros. It's a table-top practice amp with fine credentials, but it also opens the door to a world of wondrous guitar sounds