Fitbit Flex 2 vs. Garmin Forerunner 45 vs. Mobvoi TicWatch S2 vs. Amazfit GTR vs. HTC re Grip

 
Flex 2
Forerunner 45
TicWatch S2
GTR
re Grip
 FitbitFlex 2Remove Buy NowGarminForerunner 45Remove Buy NowMobvoiTicWatch S2Remove Buy NowAmazfitGTRRemove Buy NowHTCre GripRemove Buy Now

Basic Info

Suggested Price$100$199$180$199$199
Release20162019201920192020

Activity & Fitness

Calories
Cycling (Bicycling)
Distance
Heart
Oxygen
Sleep
Steps
Swim

Battery

Duration5 days7 days2 DAYS24 days5 hours to 2.5 days
Rechargeable

Compatibility

Android
iOS
Windows Phonen/aNA
MacNA
WindowsNA

Connectivity

Bluetooth
Cellular
GPS
NFC
Wi-Fi

Display

Colorn/a
Resolutionn/a208 x 208400 x 400454 x 454160 x 32
Sizen/a1.04 inches1.39 inches1.39 inches1.8 inches
Touchn/a
TypeLEDLCDOLEDAMOLEDPMOLED

Functions

Audio Speaker
Clock
Phone
Vibration
Voice

Hardware

Accelerometer
Barometer or Altimeter
Ultraviolet Sensor
Water Resistance5 ATM5 ATM5 ATM5 ATMIP57

Notifications

Phone
Emails
Texts

Software

Operating Systemn/aBuilt-inWear OSBuild-inNA
Apps
Music

All Wearables