Pebble Time Round vs. Fitbit Alta vs. Amazfit Stratos vs. Pebble Core vs. HTC re Grip

 
Time Round
Alta
Stratos
Core
re Grip
 PebbleTime RoundRemove Buy NowFitbitAltaRemove Buy NowAmazfitStratosRemove Buy NowPebbleCoreRemove Buy NowHTCre GripRemove Buy Now

Basic Info

Suggested Price$200$130$199$99$199
Release20152016201820162020

Activity & Fitness

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

Battery

Duration2 days5 days5 daysNA5 hours to 2.5 days
Rechargeable

Compatibility

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

Connectivity

Bluetooth
Cellular
GPS
NFC
Wi-Fi

Display

Color
Resolutionn/an/a320 x 300NA160 x 32
Sizeroundn/a1.34 inchesNA1.8 inches
Touchn/aNA
Typee-paperOLEDOLEDNAPMOLED

Functions

Audio Speaker
Clock
PhoneNA
VibrationNA
Voice

Hardware

AccelerometerNA
Barometer or Altimeter
Ultraviolet Sensor
Water ResistanceIPX7n/a5 ATMNAIP57

Notifications

PhoneNA
Emailsn/aNA
TextsNA

Software

Operating SystemPebble OSn/aProprietaryNANA
Apps
Music

All Wearables