Pebble Time Steel vs. Sony SmartBand 2 vs. Polar A370 vs. Sony SmartBand vs. Apple Watch Series 4

 
Time Steel
SmartBand 2
A370
SmartBand
Watch Series 4
 PebbleTime SteelRemove Buy NowSonySmartBand 2Remove Buy NowPolarA370Remove Buy NowSonySmartBandRemove Buy NowAppleWatch Series 4Remove Buy Now

Basic Info

Suggested Price$250$130$179.95$100$329
Release20152015201720142018

Activity & Fitness

Calories
Cycling (Bicycling)
Distance
Heart
Oxygen
Sleep
Steps
Swim

Battery

Duration10 days2 daysUp to 3 days5 daysNot Yet
Rechargeable

Compatibility

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

Connectivity

Bluetooth
Cellular
GPS
NFC
Wi-Fi

Display

Colorn/aNA
Resolution168 x 144n/a160 x 80NA384 x 480
Size1.26 inchesn/a1.18 inchesNA1.78 inches
Touchn/aNA
Typee-papern/aTFT LCDNAMicroLED

Functions

Audio Speaker
Clock
Phone
Vibration
Voice

Hardware

Accelerometer
Barometer or Altimeter
Ultraviolet Sensor
Water Resistance5 ATMIP58WR30IP58Not Yet

Notifications

Phone
Emails
Texts

Software

Operating SystemPebble OSn/aNAWatch OS 5
Apps
Music

All Wearables