Pebble Time Steel vs. Fitbit Flex 2 vs. Pebble Core vs. Polar Loop vs. Amazfit T-Rex

 
Time Steel
Flex 2
Core
Loop
T-Rex
 PebbleTime SteelRemove Buy NowFitbitFlex 2Remove Buy NowPebbleCoreRemove Buy NowPolarLoopRemove Buy NowAmazfitT-RexRemove Buy Now

Basic Info

Suggested Price$250$100$99$100$140
Release20152016201620132019

Activity & Fitness

Calories
Cycling (Bicycling)NA
Distance
Heart
Oxygen
SleepNA
Steps
Swim

Battery

Duration10 days5 daysNA5 days20 days
Rechargeable

Compatibility

Android
iOSNA
Windows Phonen/an/aNANA
Macn/aNANA
Windowsn/aNANA

Connectivity

Bluetooth
Cellular
GPS
NFC
Wi-Fi

Display

Colorn/a
Resolution168 x 144n/aNANA360 x 360
Size1.26 inchesn/aNANA1.3 inches
Touchn/aNA
Typee-paperLEDNALEDAMOLED

Functions

Audio Speaker
Clock
PhoneNA
VibrationNA
Voice

Hardware

AccelerometerNA
Barometer or Altimeter
Ultraviolet Sensor
Water Resistance5 ATM5 ATMNA2 ATM5 ATM

Notifications

PhoneNA
EmailsNA
TextsNA

Software

Operating SystemPebble OSn/aNANABuild-in
Apps
Music

All Wearables