Jawbone UP2 vs. Polar A370 vs. Sony SmartBand vs. Xiaomi Mi Band vs. Amazfit T-Rex

 
UP2
A370
SmartBand
Mi Band
T-Rex
 JawboneUP2Remove Buy NowPolarA370Remove Buy NowSonySmartBandRemove Buy NowXiaomiMi BandRemove Buy NowAmazfitT-RexRemove Buy Now

Basic Info

Suggested Price$100$179.95$100$15$140
Release20152017201420152019

Activity & Fitness

Calories
Cycling (Bicycling)
Distance
Heart
Oxygen
Sleep
Steps
Swim

Battery

Duration7 daysUp to 3 days5 days30 days20 days
Rechargeable

Compatibility

Android
iOS
Windows PhoneNANA
MacNANANA
WindowsNANANA

Connectivity

Bluetooth
Cellular
GPS
NFC
Wi-Fi

Display

ColorNANA
ResolutionNA160 x 80NANA360 x 360
SizeNA1.18 inchesNANA1.3 inches
TouchNANANA
TypeNATFT LCDNANAAMOLED

Functions

Audio Speaker
Clock
Phone
Vibration
Voice

Hardware

Accelerometer
Barometer or Altimeter
Ultraviolet Sensor
Water ResistanceSplash resistantWR30IP58IP675 ATM

Notifications

Phone
Emails
Texts

Software

Operating SystemNANANABuild-in
Apps
Music

All Wearables