Fitbit Surge vs. Fitbit Flex 2 vs. Garmin Forerunner 45 vs. Mobvoi TicWatch S2 vs. Amazfit GTR

 
Surge
Flex 2
Forerunner 45
TicWatch S2
GTR
 FitbitSurgeRemove Buy NowFitbitFlex 2Remove Buy NowGarminForerunner 45Remove Buy NowMobvoiTicWatch S2Remove Buy NowAmazfitGTRRemove Buy Now

Basic Info

Suggested Price$250$100$199$180$199
Release20162016201920192019

Activity & Fitness

Calories
Cycling (Bicycling)
Distance
Heart
Oxygen
Sleep
Steps
Swim

Battery

Duration7 days5 days7 days2 DAYS24 days
Rechargeable

Compatibility

Android
iOS
Windows Phonen/an/a
Mac
Windows

Connectivity

Bluetooth
Cellular
GPS
NFC
Wi-Fi

Display

Colorn/a
Resolutionn/an/a208 x 208400 x 400454 x 454
Size1.26 inchesn/a1.04 inches1.39 inches1.39 inches
Touchn/a
TypeMonochrome LCDLEDLCDOLEDAMOLED

Functions

Audio Speaker
Clock
Phone
Vibration
Voice

Hardware

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

Notifications

Phone
Emails
Texts

Software

Operating Systemn/an/aBuilt-inWear OSBuild-in
Apps
Music

All Wearables