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All Amazfit T-Rex vs. Garmin Fenix 6S vs. Garmin Forerunner 45 vs. Garmin Garmin Vivosmart 5 vs. Garmin Instinct Solar 2 vs. Google Pixel Watch 2 vs. Polar Ignite 2 vs. Polar M430 vs. Polar Pacer vs. Samsung Galaxy Watch 4 vs. Suunto 9
Amazfit T-Rex Garmin Fenix 6S Garmin Forerunner 45 Garmin Garmin Vivosmart 5 Garmin Instinct Solar 2 Google Pixel Watch 2 Polar Ignite 2 Polar M430 Polar Pacer Samsung Galaxy Watch 4 Suunto 9

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Price and Release Date

Suggested Price$140$549$150$150$300$350$229$255$200$250$329
Release / Update20192019202020222023202320212017202220212018

Activity & Fitness

Calories
Distance
Heart
VO2max (Oxygen)
Sleep
Steps
Stress mgt
Female health
Skin temp
Breath rate

Battery

Duration20 days9 Days7 days7 daysUp to 28 days (45mm) / 21 days (40mm), unlimited with solar24 hours5 Days30 hours7 days40 Hours14 Days
Rechargeable

Compatibility Support

Android
iOS
Windows Phone
Mac
Windows

Connectivity Support

Bluetooth
Cellular
GPS
NFC
Wi-Fi

Display

Color
Resolution360 x 360240 x 240126 x 2940.43x0.79176 x 176 pixels (45mm), 156 x 156 pixels (40mm)384 x 384 pixels240 x 240128x128240x240396 x 396320 x 300
Size1.3 inches1.2 inches1.1 inches0.84 inches0.9” x 0.9” (45mm), 0.79” x 0.79” (40mm)1.2"1.6 inches1.4 inch1.2 inches1.9 inches1.4 inches
Touch
TypeAMOLEDMIP LCDAMOLEDOLEDMIPAMOLEDLCDLCDMIPSAMOLEDTFT LCD

Functions

Audio Speaker
Clock
Phone
Vibration
Voice

Hardware

Accelerometer
Barometer or Altimeter
Ultraviolet Sensor
Water Resistance5 ATM10 ATM (100 Meters)5 ATM5 ATM (50 Meters)10 ATM (100 Meters)5 ATM (50 Meters)3 ATMWR305 ATM (50 Meters)5 ATM (50 Meters)10 ATM (100 Meters)

Notifications

Phone
Emails
Texts

Software

Operating SystemBuilt-inBuilt-inBuilt-inGarmin Watch OSGarmin Watch OSWear OS 4Built-inBuilt-inWear OS 3Built-in
Apps
Music

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