ɡˈɑː bˌiːˈɑːɹ θɹˈiː ɪz ɐ mˈaɪldɚ lˈuːɪs ˈæsɪd ðɐn ˈæl bˌiːˈɑːɹ θɹˈiː, ænd hɐz mˈoːɹ vˈɜːsətˌaɪl kˈɛmɪstɹi dˈuː tə ðə kəmpˈæɹətˌɪv ˈiːz ʌv ɹᵻdˈuːsɪŋ ɡˈæliəm, bˌʌt ɪz mˈoːɹ ɹɪˈæktɪv ðɐn ɡˈɑː sˌiːˈɛl θɹˈiː.
GaBr3 is a milder Lewis acid than AlBr3, and has more versatile chemistry due to the comparative ease of reducing gallium, but is more reactive than GaCl3.