Garmin Forerunner 225 vs. Polar M400 vs. Garmin 645 Music vs. Garmin Vivosmart HR Plus vs. Pebble Core
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| GarminForerunner 225Remove Buy Now | PolarM400Remove Buy Now | Garmin645 MusicRemove Buy Now | GarminVivosmart HR PlusRemove Buy Now | PebbleCoreRemove Buy Now |
Basic Info | |||||
| Suggested Price | $300 | $200 | $450 | $179 | $99 |
| Release | 2015 | 2014 | 2018 | 2017 | 2016 |
Activity & Fitness | |||||
| Calories | |||||
| Cycling (Bicycling) | NA | ||||
| Distance | |||||
| Heart | n/a | ||||
| Oxygen | |||||
| Sleep | NA | ||||
| Steps | |||||
| Swim | |||||
Battery | |||||
| Duration | 10 hours to 4 weeks | 8 hours to 30 days | 7 days | 5 days | NA |
| Rechargeable | |||||
Compatibility | |||||
| Android | |||||
| iOS | NA | ||||
| Windows Phone | n/a | n/a | NA | ||
| Mac | n/a | NA | |||
| Windows | n/a | NA | |||
Connectivity | |||||
| Bluetooth | |||||
| Cellular | |||||
| GPS | |||||
| NFC | |||||
| Wi-Fi | |||||
Display | |||||
| Color | |||||
| Resolution | 180 x 180 | n/a | 240 x 240 | 160 x 68 | NA |
| Size | 1 inch | n/a | 1.2 inches | 0.5 inches x 0.8 inches | NA |
| Touch | NA | ||||
| Type | n/a | n/a | MIP | LCD | NA |
Functions | |||||
| Audio Speaker | 22 | Alerts only | |||
| Clock | |||||
| Phone | n/a | NA | |||
| Vibration | NA | ||||
| Voice | |||||
Hardware | |||||
| Accelerometer | NA | ||||
| Barometer or Altimeter | |||||
| Ultraviolet Sensor | |||||
| Water Resistance | 5 ATM | 3 ATM | 5 ATM | 5 ATM | NA |
Notifications | |||||
| Phone | n/a | NA | |||
| Emails | n/a | NA | |||
| Texts | n/a | NA | |||
Software | |||||
| Operating System | n/a | n/a | NA | NA | |
| Apps | n/a | ||||
| Music | n/a | ||||