Polar M400 vs. Fitbit Charge 3 vs. Pebble Core
 | | | |
| PolarM400Remove Buy Now | FitbitCharge 3Remove Buy Now | PebbleCoreRemove Buy Now |
Basic Info | |||
| Suggested Price | $200 | $150 | $99 |
| Release | 2014 | 2018 | 2016 |
Activity & Fitness | |||
| Calories | |||
| Cycling (Bicycling) | NA | ||
| Distance | |||
| Heart | n/a | ||
| Oxygen | |||
| Sleep | NA | ||
| Steps | |||
| Swim | |||
Battery | |||
| Duration | 8 hours to 30 days | 7 days | NA |
| Rechargeable | |||
Compatibility | |||
| Android | |||
| iOS | NA | ||
| Windows Phone | n/a | NA | |
| Mac | NA | ||
| Windows | Not yet | NA | |
Connectivity | |||
| Bluetooth | |||
| Cellular | |||
| GPS | |||
| NFC | NA | ||
| Wi-Fi | |||
Display | |||
| Color | |||
| Resolution | n/a | 66 x 18 | NA |
| Size | n/a | .721 inches | NA |
| Touch | NA | ||
| Type | n/a | OLED | NA |
Functions | |||
| Audio Speaker | Alerts only | ||
| Clock | |||
| Phone | NA | ||
| Vibration | NA | ||
| Voice | |||
Hardware | |||
| Accelerometer | NA | ||
| Barometer or Altimeter | |||
| Ultraviolet Sensor | |||
| Water Resistance | 3 ATM | 5 ATM | NA |
Notifications | |||
| Phone | NA | ||
| Emails | NA | ||
| Texts | NA | ||
Software | |||
| Operating System | n/a | NA | NA |
| Apps | |||
| Music | |||