Polar Loop 2 vs. Pebble Time 2 vs. Mobvoi TicWatch S vs. Xiaomi Mi Band 4 vs. Garmin Vivosmart 4

 
Loop 2
Time 2
TicWatch S
Mi Band 4
Vivosmart 4
 PolarLoop 2Remove Buy NowPebbleTime 2Remove Buy NowMobvoiTicWatch SRemove Buy NowXiaomiMi Band 4Remove Buy NowGarminVivosmart 4Remove Buy Now

Basic Info

Suggested Price$120$199$199$25$130
Release20152016201720192018

Activity & Fitness

Calories
Cycling (Bicycling)
Distance
Heartn/a
Oxygen
Sleep
Steps
Swim

Battery

Duration8 days (without notifications)10 days1.5-2 days20 days7 days
Rechargeable

Compatibility

Android
iOS
Windows Phonen/aNA
Macn/aNA
Windowsn/aNA

Connectivity

Bluetooth
Cellular
GPS
NFC
Wi-Fi

Display

Color
Resolutionn/aNA400 x 400120x24048 x 128
Sizen/aNA1.4 inches0.95 inches0.74 inches
Touch
TypeLEDe-paperOLEDAMOLEDOLED

Functions

Audio Speaker
Clock
Phone
Vibration
Voice

Hardware

Accelerometer
Barometer or Altimeter
Ultraviolet Sensor
Water Resistance2 ATM3 ATMIP675 ATM5 ATM

Notifications

Phone
Emails
Texts

Software

Operating Systemn/aPebble OSAndroid Wear 2.0AMAZFIT OS
Apps
Music

All Wearables