Fitbit Alta vs. Microsoft Band 2 vs. Mobvoi TicWatch S2 vs. Mobvoi TicWatch e2 vs. Amazfit T-Rex

 
Alta
Band 2
TicWatch S2
TicWatch e2
T-Rex
 FitbitAltaRemove Buy NowMicrosoftBand 2Remove Buy NowMobvoiTicWatch S2Remove Buy NowMobvoiTicWatch e2Remove Buy NowAmazfitT-RexRemove Buy Now

Basic Info

Suggested Price$130$250$180$200$140
Release20162015201920192019

Activity & Fitness

Calories
Cycling (Bicycling)
Distance
Heart
Oxygen
Sleep
Steps
Swim

Battery

Duration5 days48 hours (without GPS)2 DAYS1 day20 days
Rechargeable

Compatibility

Android
iOS
Windows Phone
Macn/a
Windowsn/a

Connectivity

Bluetooth
Cellular
GPS
NFC
Wi-Fi

Display

Color
Resolutionn/a320 x 128400 x 400360 x 360360 x 360
Sizen/a1.36 inches1.39 inches1.2 inches1.3 inches
Touchn/a
TypeOLEDCapacitative TFTOLEDAMOLEDAMOLED

Functions

Audio Speaker
Clock
Phone
Vibration
Voice

Hardware

Accelerometer
Barometer or Altimeter
Ultraviolet Sensor
Water Resistancen/aIPX75 ATMIP685 ATM

Notifications

Phone
Emailsn/a
Texts

Software

Operating Systemn/an/aWear OSWear OSBuild-in
Apps
Music

All Wearables