Fitbit Surge vs. Polar M400 vs. Sony SmartBand 2 vs. Amazfit Stratos
FitbitSurgeRemove Buy Now | PolarM400Remove Buy Now | SonySmartBand 2Remove Buy Now | AmazfitStratosRemove Buy Now |
Basic Info | ||||
Suggested Price | $250 | $200 | $130 | $199 |
Release | 2016 | 2014 | 2015 | 2018 |
Activity & Fitness | ||||
Calories | ||||
Cycling (Bicycling) | ||||
Distance | ||||
Heart | n/a | |||
Oxygen | ||||
Sleep | ||||
Steps | ||||
Swim | ||||
Battery | ||||
Duration | 7 days | 8 hours to 30 days | 2 days | 5 days |
Rechargeable | ||||
Compatibility | ||||
Android | ||||
iOS | ||||
Windows Phone | n/a | n/a | n/a | |
Mac | n/a | |||
Windows | n/a | |||
Connectivity | ||||
Bluetooth | ||||
Cellular | ||||
GPS | ||||
NFC | ||||
Wi-Fi | ||||
Display | ||||
Color | n/a | |||
Resolution | n/a | n/a | n/a | 320 x 300 |
Size | 1.26 inches | n/a | n/a | 1.34 inches |
Touch | n/a | |||
Type | Monochrome LCD | n/a | n/a | OLED |
Functions | ||||
Audio Speaker | Alerts only | |||
Clock | ||||
Phone | ||||
Vibration | ||||
Voice | ||||
Hardware | ||||
Accelerometer | ||||
Barometer or Altimeter | ||||
Ultraviolet Sensor | ||||
Water Resistance | 5 ATM | 3 ATM | IP58 | 5 ATM |
Notifications | ||||
Phone | ||||
Emails | ||||
Texts | ||||
Software | ||||
Operating System | n/a | n/a | n/a | Proprietary |
Apps | ||||
Music |