Withings Activite Sapphire vs. Microsoft Band 2 vs. Garmin Forerunner 935 vs. Amazfit T-Rex

 
Activite Sapphire
Band 2
Forerunner 935
T-Rex
 WithingsActivite SapphireRemove Buy NowMicrosoftBand 2Remove Buy NowGarminForerunner 935Remove Buy NowAmazfitT-RexRemove Buy Now

Basic Info

Suggested Price$450$250$500$140
Release2014201520172019

Activity & Fitness

Calories
Cycling (Bicycling)
Distance
Heart
Oxygen
Sleep
Steps
Swim

Battery

Duration8 months48 hours (without GPS)Up to 2 weeks20 days
Rechargeable

Compatibility

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

Connectivity

Bluetooth
Cellular
GPS
NFC
Wi-Fi

Display

Color
Resolutionn/a320 x 128240 x 240360 x 360
Size1.3 inches1.36 inches1.2 inches1.3 inches
Touch
TypeAnalogCapacitative TFTLCDAMOLED

Functions

Audio Speaker
Clock
Phone
Vibration
Voice

Hardware

Accelerometer
Barometer or Altimeter
Ultraviolet Sensor
Water Resistance5 ATMIPX75 ATM5 ATM

Notifications

Phone
Emails
Texts

Software

Operating Systemn/an/aBuild-in
Apps
Music

All Wearables