Polar Loop 2 vs. Withings Pulse Ox vs. Apple Watch Series 2 vs. Xiaomi Mi Band vs. Apple SE

 
Loop 2
Pulse Ox
Watch Series 2
Mi Band
SE
 PolarLoop 2Remove Buy NowWithingsPulse OxRemove Buy NowAppleWatch Series 2Remove Buy NowXiaomiMi BandRemove Buy NowAppleSERemove Buy Now

Basic Info

Suggested Price$120$120$269$15$279
Release20152014201620152020

Activity & Fitness

Calories
Cycling (Bicycling)
Distance
Heartn/a
Oxygen
Sleep
Steps
Swim

Battery

Duration8 days (without notifications)2 weeks18 hours30 days18 hours
Rechargeable

Compatibility

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

Connectivity

Bluetooth
Cellular
GPS
NFC
Wi-Fi

Display

ColorblueNA
Resolutionn/a128 x 32340 x 272 or 390 x 312NA384 x 480
Sizen/an/a1.5 inches or 1.65 inchesNA40mm
TouchSwipeNA
TypeLEDOLEDAMOLEDNAMicroLED

Functions

Audio Speaker
Clock
Phone
Vibration
Voice

Hardware

Accelerometer
Barometer or Altimeter
Ultraviolet SensorNot yet
Water Resistance2 ATM5ATMIP67

Notifications

Phone
Emails
Texts

Software

Operating Systemn/an/aWatch OSNAWatchOS 5
Apps
Music

All Wearables