Apple Watch Series 3 vs. Fitbit Flex 2 vs. Huawei Talkband B2 vs. Garmin Forerunner 45 vs. HTC re Grip

 
Watch Series 3
Flex 2
Talkband B2
Forerunner 45
re Grip
 AppleWatch Series 3Remove Buy NowFitbitFlex 2Remove Buy NowHuaweiTalkband B2Remove Buy NowGarminForerunner 45Remove Buy NowHTCre GripRemove Buy Now

Basic Info

Suggested Price$329$100$180$199$199
Release20172016201520192020

Activity & Fitness

Calories
Cycling (Bicycling)
Distance
Heart
Oxygen
Sleep
Steps
Swim

Battery

Duration18 hours5 days3 days7 days5 hours to 2.5 days
Rechargeable

Compatibility

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

Connectivity

Bluetooth
Cellular
GPS
NFC
Wi-Fi

Display

Colorn/a
Resolution340 x 272 or 390 x 312n/a128 x 88208 x 208160 x 32
Size1.5 inches or 1.65 inchesn/a0.73 inches1.04 inches1.8 inches
Touchn/a
TypeAMOLEDLEDPMOLEDLCDPMOLED

Functions

Audio SpeakerBluetooth
Clock
Phone
Vibration
Voice

Hardware

Accelerometer
Barometer or Altimeter
Ultraviolet Sensor
Water Resistance5 ATM5 ATMIP575 ATMIP57

Notifications

Phone
Emails
Texts

Software

Operating SystemWatchOS 4n/an/aBuilt-inNA
Apps
Music

All Wearables