Amazfit to launch the GTR 4 and GTS 4 with updated design, bigger batteries, and improved tracking features. Both watches will feature Bluetooth calling.
New Amazfit GTR 4, Amazfit GTS 4 and GTS 4 Mini officially introduced
Amazfit GTS 4 arrives with a 1.75-inch AMOLED display and up to a week's battery life - News
Upcoming Amazfit GTR 4 and GTS 4 smartwatches to be joined by GTS 4 Mini and maybe even a Pro model - News
Amazfit GTR 4 and GTS 4 details leak along with device images - News
Amazfit GTR 4 review: the king of budget smartwatches - The Verge
Should you buy an Amazfit watch?
Amazfit GTR 4 review: the king of budget smartwatches - The Verge
Amazfit GTR 4 Smartwatch review - Chic all-rounder - Reviews
Amazfit GTR 4, GTS 4 Smartwatches Leak Ahead Of Official Launch