Garmin Forerunner 225 vs. Polar M430 vs. Garmin 645 Music vs. Fitbit Alta HR vs. Garmin Forerunner 45
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| GarminForerunner 225Remove Buy Now | PolarM430Remove Buy Now | Garmin645 MusicRemove Buy Now | FitbitAlta HRRemove Buy Now | GarminForerunner 45Remove Buy Now |
Basic Info | |||||
| Suggested Price | $300 | $255 | $450 | $150 | $199 |
| Release | 2015 | 2017 | 2018 | 2017 | 2019 |
Activity & Fitness | |||||
| Calories | |||||
| Cycling (Bicycling) | |||||
| Distance | |||||
| Heart | |||||
| Oxygen | |||||
| Sleep | |||||
| Steps | |||||
| Swim | |||||
Battery | |||||
| Duration | 10 hours to 4 weeks | 30 hours | 7 days | 7 days | 7 days |
| Rechargeable | |||||
Compatibility | |||||
| Android | |||||
| iOS | |||||
| Windows Phone | n/a | ||||
| Mac | n/a | ||||
| Windows | n/a | ||||
Connectivity | |||||
| Bluetooth | |||||
| Cellular | |||||
| GPS | |||||
| NFC | |||||
| Wi-Fi | |||||
Display | |||||
| Color | |||||
| Resolution | 180 x 180 | 128x128 | 240 x 240 | 128 x 36 | 208 x 208 |
| Size | 1 inch | 1.4 inch | 1.2 inches | 1.4 inches | 1.04 inches |
| Touch | |||||
| Type | n/a | LCD | MIP | OLED | LCD |
Functions | |||||
| Audio Speaker | 22 | ||||
| Clock | |||||
| Phone | n/a | ||||
| Vibration | |||||
| Voice | |||||
Hardware | |||||
| Accelerometer | |||||
| Barometer or Altimeter | |||||
| Ultraviolet Sensor | |||||
| Water Resistance | 5 ATM | WR30 | 5 ATM | 5 ATM | |
Notifications | |||||
| Phone | n/a | ||||
| Emails | n/a | ||||
| Texts | n/a | ||||
Software | |||||
| Operating System | n/a | Built-in | |||
| Apps | n/a | ||||
| Music | n/a | ||||