Fitbit One vs. Fitbit Ionic vs. Polar A370 vs. Mobvoi TicWatch S2 vs. Apple Watch 7

 
One
Ionic
A370
TicWatch S2
Watch 7
 FitbitOneRemove Buy NowFitbitIonicRemove Buy NowPolarA370Remove Buy NowMobvoiTicWatch S2Remove Buy NowAppleWatch 7Remove Buy Now

Basic Info

Suggested Price$100$299$179.95$180$429
Release20122017201720192021

Activity & Fitness

Calories
Cycling (Bicycling)
Distance
Heart
Oxygen
Sleep
Steps
Swim

Battery

Duration10-14 days4+ daysUp to 3 days2 DAYS18 Hours
Rechargeable

Compatibility

Android
iOS
Windows Phonen/a
Mac
Windows

Connectivity

Bluetooth
Cellular
GPS
NFC
Wi-Fi

Display

Color
Resolutionn/a348x250160 x 80400 x 400396 x 484
Sizen/a1.421.18 inches1.39 inches1.9 inches
Touch
TypeOLEDOLEDTFT LCDOLEDMicroLED

Functions

Audio Speaker
Clock
Phone
Vibration
Voice

Hardware

Accelerometer
Barometer or Altimeter
Ultraviolet Sensor
Water ResistanceSplast Resistant50mWR305 ATMwater resistant but not waterproof

Notifications

Phone
Emails
Texts

Software

Operating Systemn/aFitbit OSWear OSWatchOS 8
Apps
Music

All Wearables