Apple Watch Series 3 vs. Fitbit Charge 2 vs. Fitbit Ionic vs. HTC re Grip vs. Apple Series 6

 
Watch Series 3
Charge 2
Ionic
re Grip
Series 6
 AppleWatch Series 3Remove Buy NowFitbitCharge 2Remove Buy NowFitbitIonicRemove Buy NowHTCre GripRemove Buy NowAppleSeries 6Remove Buy Now

Basic Info

Suggested Price$329$150$299$199$399
Release20172016201720202020

Activity & Fitness

Calories
Cycling (Bicycling)
Distance
Heart
Oxygen
Sleep
Steps
Swim

Battery

Duration18 hours5 days4+ days5 hours to 2.5 daysNot yet
Rechargeable

Compatibility

Android
iOS
Windows PhoneNA
MacNA
WindowsNA

Connectivity

Bluetooth
Cellular
GPS
NFC
Wi-Fi

Display

Color
Resolution340 x 272 or 390 x 312n/a348x250160 x 32384 x 480
Size1.5 inches or 1.65 inchesn/a1.421.8 inches40mm
Touchn/a
TypeAMOLEDOLEDOLEDPMOLEDMicroLED

Functions

Audio Speaker
Clock
Phone
Vibration
Voice

Hardware

Accelerometer
Barometer or Altimeter
Ultraviolet Sensor5 ATM
Water Resistance5 ATMn/a50mIP57

Notifications

Phone
Emails
Texts

Software

Operating SystemWatchOS 4n/aFitbit OSNAWatchOS 5
Apps
Music

All Wearables