Polar V800 vs. Swatch Touch Zero One vs. Mobvoi TicWatch e2 vs. Amazfit T-Rex vs. HTC re Grip

 
V800
Touch Zero One
TicWatch e2
T-Rex
re Grip
 PolarV800Remove Buy NowSwatchTouch Zero OneRemove Buy NowMobvoiTicWatch e2Remove Buy NowAmazfitT-RexRemove Buy NowHTCre GripRemove Buy Now

Basic Info

Suggested Price$470$220$200$140$199
Release20142015201920192020

Activity & Fitness

Calories
Cycling (Bicycling)n/a
Distance
Heartn/a
Oxygen
Sleepn/a
Steps
Swimn/a

Battery

Duration13 hours to 30 daysn/a1 day20 days5 hours to 2.5 days
Rechargeable

Compatibility

Androidn/a
iOSn/a
Windows Phonen/an/aNA
Macn/aNA
Windowsn/aNA

Connectivity

Bluetooth
Cellular
GPS
NFC
Wi-Fi

Display

Color
Resolutionn/an/a360 x 360360 x 360160 x 32
Sizen/an/a1.2 inches1.3 inches1.8 inches
Touch
Typen/an/aAMOLEDAMOLEDPMOLED

Functions

Audio SpeakerAlerts onlyn/a
Clock
Phonen/a
Vibrationn/a
Voice

Hardware

Accelerometer
Barometer or Altimetern/a
Ultraviolet Sensor
Water Resistance3 ATMIP685 ATMIP57

Notifications

Phonen/a
Emailsn/a
Textsn/a

Software

Operating Systemn/an/aWear OSBuild-inNA
Apps
Musicn/a

All Wearables