Pebble Time Round vs. TomTom Spark vs. Polar Loop vs. Swatch Touch Zero One vs. Amazfit T-Rex

 
Time Round
Spark
Loop
Touch Zero One
T-Rex
 PebbleTime RoundRemove Buy NowTomTomSparkRemove Buy NowPolarLoopRemove Buy NowSwatchTouch Zero OneRemove Buy NowAmazfitT-RexRemove Buy Now

Basic Info

Suggested Price$200$150$100$220$140
Release20152015201320152019

Activity & Fitness

Calories
Cycling (Bicycling)
Distance
Heartn/a
Oxygen
Sleepn/a
Steps
Swimn/a

Battery

Duration2 daysn/a5 daysn/a20 days
Rechargeable

Compatibility

Androidn/a
iOSn/a
Windows Phonen/an/aNAn/a
Macn/aNAn/a
Windowsn/aNAn/a

Connectivity

Bluetooth
Cellular
GPS
NFC
Wi-Fi

Display

Colorn/a
Resolutionn/an/aNAn/a360 x 360
Sizeroundn/aNAn/a1.3 inches
Touch
Typee-paperLCDLEDn/aAMOLED

Functions

Audio SpeakerBluetoothn/a
Clock
Phonen/an/a
Vibrationn/a
Voice

Hardware

Accelerometer
Barometer or Altimetern/a
Ultraviolet Sensor
Water ResistanceIPX75 ATM2 ATM5 ATM

Notifications

Phonen/an/a
Emailsn/an/a
Textsn/an/a

Software

Operating SystemPebble OSn/aNAn/aBuild-in
Apps
Musicn/a

All Wearables