Polar M400 vs. Polar Loop 2 vs. Michael Kors Access Sofie vs. Fitbit Inspire HR
PolarM400Remove Buy Now | PolarLoop 2Remove Buy Now | Michael KorsAccess SofieRemove Buy Now | FitbitInspire HRRemove Buy Now |
Basic Info | ||||
Suggested Price | $200 | $120 | $395 | $99 |
Release | 2014 | 2015 | 2017 | 2019 |
Activity & Fitness | ||||
Calories | ||||
Cycling (Bicycling) | ||||
Distance | ||||
Heart | n/a | n/a | ||
Oxygen | ||||
Sleep | ||||
Steps | ||||
Swim | ||||
Battery | ||||
Duration | 8 hours to 30 days | 8 days (without notifications) | 1 day | 5 days |
Rechargeable | ||||
Compatibility | ||||
Android | ||||
iOS | ||||
Windows Phone | n/a | n/a | ||
Mac | n/a | |||
Windows | n/a | |||
Connectivity | ||||
Bluetooth | ||||
Cellular | ||||
GPS | ||||
NFC | ||||
Wi-Fi | ||||
Display | ||||
Color | ||||
Resolution | n/a | n/a | 390 x 390 1.19 inches | 139 x 60 |
Size | n/a | n/a | 1.4 inches | |
Touch | AMOLDED | |||
Type | n/a | LED | OLED | |
Functions | ||||
Audio Speaker | Alerts only | |||
Clock | ||||
Phone | ||||
Vibration | ||||
Voice | ||||
Hardware | ||||
Accelerometer | ||||
Barometer or Altimeter | ||||
Ultraviolet Sensor | ||||
Water Resistance | 3 ATM | 2 ATM | 1 ATM | 5 ATM |
Notifications | ||||
Phone | ||||
Emails | ||||
Texts | ||||
Software | ||||
Operating System | n/a | n/a | Android Wear 2.0 | Fitbit OS |
Apps | ||||
Music |