Samsung Gear S2 vs. Polar M430 vs. Garmin 645 Music vs. Jawbone UP4 vs. HTC re Grip

 
Gear S2
M430
645 Music
UP4
re Grip
 SamsungGear S2Remove Buy NowPolarM430Remove Buy NowGarmin645 MusicRemove Buy NowJawboneUP4Remove Buy NowHTCre GripRemove Buy Now

Basic Info

Suggested Price$300$255$450$200$199
Release20152017201820152020

Activity & Fitness

Calories
Cycling (Bicycling)
Distance
Heart
Oxygen
Sleep
Steps
Swim

Battery

Duration2-3 days30 hours7 daysNA5 hours to 2.5 days
Rechargeable

Compatibility

Android
iOS
Windows Phonen/aNANA
Macn/aNANA
Windowsn/aNANA

Connectivity

Bluetooth
Cellularn/a
GPSn/a
NFC
Wi-Fi

Display

Color
Resolution360 x 360128x128240 x 240NA160 x 32
Size1.2 inches1.4 inch1.2 inchesNA1.8 inches
TouchNA
TypeSuper AMOLEDLCDMIPNAPMOLED

Functions

Audio Speaker
Clock
Phone
Vibration
Voice

Hardware

Accelerometer
Barometer or Altimeter
Ultraviolet Sensor
Water ResistanceIP68WR305 ATMNAIP57

Notifications

Phone
Emails
Texts

Software

Operating SystemTizenNANA
Apps
MusicNA

All Wearables