Fitbit Flex 2 vs. Garmin Vivosmart HR vs. Microsoft Band 2 vs. Garmin Vivosport vs. Amazfit T-Rex

 
Flex 2
Vivosmart HR
Band 2
Vivosport
T-Rex
 FitbitFlex 2Remove Buy NowGarminVivosmart HRRemove Buy NowMicrosoftBand 2Remove Buy NowGarminVivosportRemove Buy NowAmazfitT-RexRemove Buy Now

Basic Info

Suggested Price$100$170$250$199$140
Release20162015201520172019

Activity & Fitness

Calories
Cycling (Bicycling)
Distance
Heart
Oxygen
Sleep
Steps
Swim

Battery

Duration5 days5 days48 hours (without GPS)7 days20 days
Rechargeable

Compatibility

Android
iOS
Windows Phonen/an/a
Macn/an/a
Windowsn/an/a

Connectivity

Bluetooth
Cellular
GPS
NFC
Wi-Fi

Display

Colorn/a
Resolutionn/a160 x 68320 x 12872 x 144360 x 360
Sizen/a1.08 inches1.36 inchesNA1.3 inches
Touchn/a
TypeLEDn/aCapacitative TFTMIPAMOLED

Functions

Audio Speaker
Clock
Phone
Vibration
Voice

Hardware

Accelerometer
Barometer or Altimeter
Ultraviolet Sensor
Water Resistance5 ATM5 ATMIPX75 ATM5 ATM

Notifications

Phone
Emails
Texts

Software

Operating Systemn/an/an/aBuild-in
Apps
Music

All Wearables