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vibraphone vs. xylophone

vibraphone

[vahy-bruh-fohn] / ˈvaɪ brəˌfoʊn /

noun

Also vibes a musical percussion instrument that resembles a marimba and is played with mallets, but that has metal instead of wooden bars and has a set of electrically powered resonators for sustaining the tone or creating a vibrato.

xylophone

[zahy-luh-fohn] / ˈzaɪ ləˌfoʊn /

noun

a musical instrument consisting of a graduated series of wooden bars, usually sounded by striking with small wooden hammers.