Pebble Time Round vs. TomTom Spark vs. Pebble Core vs. Polar Loop vs. Amazfit T-Rex

 
Time Round
Spark
Core
Loop
T-Rex
 PebbleTime RoundRemove Buy NowTomTomSparkRemove Buy NowPebbleCoreRemove Buy NowPolarLoopRemove Buy NowAmazfitT-RexRemove Buy Now

Basic Info

Suggested Price$200$150$99$100$140
Release20152015201620132019

Activity & Fitness

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

Battery

Duration2 daysn/aNA5 days20 days
Rechargeable

Compatibility

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

Connectivity

Bluetooth
Cellular
GPS
NFC
Wi-Fi

Display

Colorn/a
Resolutionn/an/aNANA360 x 360
Sizeroundn/aNANA1.3 inches
TouchNA
Typee-paperLCDNALEDAMOLED

Functions

Audio SpeakerBluetooth
Clock
Phonen/aNA
VibrationNA
Voice

Hardware

AccelerometerNA
Barometer or Altimeter
Ultraviolet Sensor
Water ResistanceIPX75 ATMNA2 ATM5 ATM

Notifications

Phonen/aNA
Emailsn/aNA
Textsn/aNA

Software

Operating SystemPebble OSn/aNANABuild-in
Apps
Music

All Wearables