Pebble 2 vs. Polar M400 vs. Fitbit Ionic vs. Mobvoi TicWatch S vs. Amazfit GTR

 
2
M400
Ionic
TicWatch S
GTR
 Pebble2Remove Buy NowPolarM400Remove Buy NowFitbitIonicRemove Buy NowMobvoiTicWatch SRemove Buy NowAmazfitGTRRemove Buy Now

Basic Info

Suggested Price$129$200$299$199$199
Release20162014201720172019

Activity & Fitness

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

Battery

Duration7 days8 hours to 30 days4+ days1.5-2 days24 days
Rechargeable

Compatibility

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

Connectivity

Bluetooth
Cellular
GPS
NFC
Wi-Fi

Display

Color
Resolutionn/an/a348x250400 x 400454 x 454
Sizen/an/a1.421.4 inches1.39 inches
Touch
Typee-papern/aOLEDOLEDAMOLED

Functions

Audio SpeakerAlerts only
Clock
Phone
Vibration
Voice

Hardware

Accelerometer
Barometer or Altimeter
Ultraviolet Sensor
Water Resistance3 ATM3 ATM50mIP675 ATM

Notifications

Phone
Emails
Texts

Software

Operating SystemPebble OSn/aFitbit OSAndroid Wear 2.0Build-in
Apps
Music

All Wearables