Garmin Forerunner 225 vs. Pebble Time Round vs. Polar M400 vs. Polar M600 vs. Amazfit Stratos
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| GarminForerunner 225Remove Buy Now | PebbleTime RoundRemove Buy Now | PolarM400Remove Buy Now | PolarM600Remove Buy Now | AmazfitStratosRemove Buy Now |
Basic Info | |||||
| Suggested Price | $300 | $200 | $200 | $330 | $199 |
| Release | 2015 | 2015 | 2014 | 2016 | 2018 |
Activity & Fitness | |||||
| Calories | |||||
| Cycling (Bicycling) | |||||
| Distance | |||||
| Heart | n/a | ||||
| Oxygen | |||||
| Sleep | |||||
| Steps | |||||
| Swim | |||||
Battery | |||||
| Duration | 10 hours to 4 weeks | 2 days | 8 hours to 30 days | 2 days | 5 days |
| Rechargeable | |||||
Compatibility | |||||
| Android | |||||
| iOS | |||||
| Windows Phone | n/a | n/a | n/a | n/a | |
| Mac | n/a | n/a | |||
| Windows | n/a | n/a | |||
Connectivity | |||||
| Bluetooth | |||||
| Cellular | |||||
| GPS | |||||
| NFC | |||||
| Wi-Fi | |||||
Display | |||||
| Color | |||||
| Resolution | 180 x 180 | n/a | n/a | 240 x 240 | 320 x 300 |
| Size | 1 inch | round | n/a | 1.3 inches | 1.34 inches |
| Touch | n/a | ||||
| Type | n/a | e-paper | n/a | TFT | OLED |
Functions | |||||
| Audio Speaker | 22 | Alerts only | Alerts only | ||
| Clock | |||||
| Phone | n/a | ||||
| Vibration | |||||
| Voice | |||||
Hardware | |||||
| Accelerometer | |||||
| Barometer or Altimeter | |||||
| Ultraviolet Sensor | |||||
| Water Resistance | 5 ATM | IPX7 | 3 ATM | IPX8 | 5 ATM |
Notifications | |||||
| Phone | n/a | ||||
| Emails | n/a | ||||
| Texts | n/a | ||||
Software | |||||
| Operating System | n/a | Pebble OS | n/a | Android Wear | Proprietary |
| Apps | n/a | ||||
| Music | n/a | ||||