Xiaomi Mi Watch. Xiaomi hasn’t released a watch under the Mi tag for a long time. The Mi brand has only had the Mi fitness bands. Now comes the Mi watch and what a revelation it is. The Mi Watch hands down is one of the Best Xiaomi Smartwatches. It boasts of a 1.39-inch display and a generous 420 mAh battery. Your best companion for this winter. Learn More. Redmi 12 Xiaomi, a global company producing quality products at honest pricing.