Apple Watch Series 3 vs. Fitbit Blaze vs. Xiaomi Mi Band 2 vs. Polar A370 vs. Apple Watch 7

 
Watch Series 3
Blaze
Mi Band 2
A370
Watch 7
 AppleWatch Series 3Remove Buy NowFitbitBlazeRemove Buy NowXiaomiMi Band 2Remove Buy NowPolarA370Remove Buy NowAppleWatch 7Remove Buy Now

Basic Info

Suggested Price$329$200$23$179.95$429
Release20172016201620172021

Activity & Fitness

Calories
Cycling (Bicycling)
Distance
Heart
Oxygen
Sleep
Stepsn/a
Swim

Battery

Duration18 hours5 Days20 hoursUp to 3 days18 Hours
Rechargeable

Compatibility

Android
iOS
Windows PhonePartial
Macn/a
Windowsn/a

Connectivity

Bluetooth
Cellular
GPS
NFC
Wi-Fi

Display

Color
Resolution340 x 272 or 390 x 312n/an/a160 x 80396 x 484
Size1.5 inches or 1.65 inchesn/a0.42 inches1.18 inches1.9 inches
Touch
TypeAMOLEDLCDOLEDTFT LCDMicroLED

Functions

Audio Speaker
Clock
Phone
Vibration
Voice

Hardware

Accelerometer
Barometer or Altimeter
Ultraviolet Sensor
Water Resistance5 ATMn/aIP67WR30water resistant but not waterproof

Notifications

Phone
Emails
Texts

Software

Operating SystemWatchOS 4n/an/aWatchOS 8
Apps
Music

All Wearables