Gtr 3 pro vs gts 4 July 8, 2019 16 32 64 128 Gtr 3 pro vs gts 4 mini Amazfit gtr 3 pro vs gts 4 Gtr 3 vs gts 4 mini Gtr 3 vs gts 4 Amazfit gtr 3 pro vs amazfit gts 4 specs Gtr 3 vs 3 pro Gtr 3 vs Gt2 pro vs gtr 3 pro Xiaomi amazfit gtr 4 vs gtr 3 pro Amazfit gtr 4 vs gts 3