Pebble 2 vs. Fitbit Flex vs. Polar A370 vs. Garmin Forerunner 45 vs. HTC re Grip

 
2
Flex
A370
Forerunner 45
re Grip
 Pebble2Remove Buy NowFitbitFlexRemove Buy NowPolarA370Remove Buy NowGarminForerunner 45Remove Buy NowHTCre GripRemove Buy Now

Basic Info

Suggested Price$129$100$179.95$199$199
Release20162013201720192020

Activity & Fitness

Calories
Cycling (Bicycling)
Distance
Heart
Oxygen
Sleep
Steps
Swim

Battery

Duration7 days5 daysUp to 3 days7 days5 hours to 2.5 days
Rechargeable

Compatibility

Android
iOS
Windows Phonen/aNANA
Macn/aNA
Windowsn/aNA

Connectivity

Bluetooth
Cellular
GPS
NFC
Wi-Fi

Display

Color
Resolutionn/aNA160 x 80208 x 208160 x 32
Sizen/aNA1.18 inches1.04 inches1.8 inches
TouchNA
Typee-paperLEDTFT LCDLCDPMOLED

Functions

Audio Speaker
Clock
Phone
Vibration
Voice

Hardware

Accelerometer
Barometer or Altimeter
Ultraviolet Sensor
Water Resistance3 ATM1 ATMWR305 ATMIP57

Notifications

Phone
Emails
Texts

Software

Operating SystemPebble OSNABuilt-inNA
Apps
Music

All Wearables