Pebble 2 vs. Amazfit Bip vs. Fitbit Alta HR vs. Amazfit GTR vs. Amazfit T-Rex

 
2
Bip
Alta HR
GTR
T-Rex
 Pebble2Remove Buy NowAmazfitBipRemove Buy NowFitbitAlta HRRemove Buy NowAmazfitGTRRemove Buy NowAmazfitT-RexRemove Buy Now

Basic Info

Suggested Price$129$99.99$150$199$140
Release20162018201720192019

Activity & Fitness

Calories
Cycling (Bicycling)
Distance
Heart
Oxygen
Sleep
Steps
Swim

Battery

Duration7 days30 days7 days24 days20 days
Rechargeable

Compatibility

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

Connectivity

Bluetooth
Cellular
GPS
NFC
Wi-Fi

Display

Color
Resolutionn/a176 x 176128 x 36454 x 454360 x 360
Sizen/a1.28 inches1.4 inches1.39 inches1.3 inches
Touch
Typee-paperNAOLEDAMOLEDAMOLED

Functions

Audio Speaker
Clock
Phone
Vibration
Voice

Hardware

Accelerometer
Barometer or Altimeter
Ultraviolet Sensor
Water Resistance3 ATMIP685 ATM5 ATM

Notifications

Phone
Emails
Texts

Software

Operating SystemPebble OSBuild-inBuild-in
Apps
Music

All Wearables