Lovely 36++ Kids Real Electric Guitar. They are 1/2 size guitars so they are 30 inches in total length. Sizing is essential when choosing an electric guitar for kids under the age of around 11. We've listed our top picks here. If you're looking for a guitar that suits your budget and fits a child, read on! Kids Real Electric Guitar - Best 1 2 Size Kids Electric Guitar Buying Guide Real electric guitar is a 6 string guitar simulator with control options to imitate musical effects and chord progressions.