Pebble Time Round vs. Pebble Time Steel vs. Apple Watch Series 2 vs. Amazfit Stratos vs. Apple Watch Series 4

 
Time Round
Time Steel
Watch Series 2
Stratos
Watch Series 4
 PebbleTime RoundRemove Buy NowPebbleTime SteelRemove Buy NowAppleWatch Series 2Remove Buy NowAmazfitStratosRemove Buy NowAppleWatch Series 4Remove Buy Now

Basic Info

Suggested Price$200$250$269$199$329
Release20152015201620182018

Activity & Fitness

Calories
Cycling (Bicycling)
Distance
Heart
Oxygen
Sleep
Steps
Swim

Battery

Duration2 days10 days18 hours5 daysNot Yet
Rechargeable

Compatibility

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

Connectivity

Bluetooth
Cellular
GPS
NFC
Wi-Fi

Display

Color
Resolutionn/a168 x 144340 x 272 or 390 x 312320 x 300384 x 480
Sizeround1.26 inches1.5 inches or 1.65 inches1.34 inches1.78 inches
Touch
Typee-papere-paperAMOLEDOLEDMicroLED

Functions

Audio Speaker
Clock
Phone
Vibration
Voice

Hardware

Accelerometer
Barometer or Altimeter
Ultraviolet Sensor
Water ResistanceIPX75 ATM5ATM5 ATMNot Yet

Notifications

Phone
Emails
Texts

Software

Operating SystemPebble OSPebble OSWatch OSProprietaryWatch OS 5
Apps
Music

All Wearables