in the video you can find which product is better to purchase.

▶️ Amazfit Active Edge
NETWORK - No
MAIN CAMERA - No
SELFIE CAMERA - No
BATTERY - 370 mAh
FAST CHARGING - Yes
CHIPSET - Internal
RESOLUTION - 390 x 390 Pixels
DISPLAY SIZE - 1.39" Inches
DISPLAY TYPE - TFT LCD

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▶️ Amazfit GTR 4
NETWORK - No
MAIN CAMERA - No
SELFIE CAMERA - No
BATTERY - 475 mAh
FAST CHARGING - Yes
CHIPSET - Internal
RESOLUTION - 366 x 366 Pixels
DISPLAY SIZE - 1.42" Inches
DISPLAY TYPE - AMOLED Display