Garmin Forerunner 225 vs. Polar Loop 2 vs. Amazfit Stratos vs. Asus ZenWatch vs. Apple Watch Series 4
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| GarminForerunner 225Remove Buy Now | PolarLoop 2Remove Buy Now | AmazfitStratosRemove Buy Now | AsusZenWatchRemove Buy Now | AppleWatch Series 4Remove Buy Now |
Basic Info | |||||
| Suggested Price | $300 | $120 | $199 | $150 | $329 |
| Release | 2015 | 2015 | 2018 | 2014 | 2018 |
Activity & Fitness | |||||
| Calories | |||||
| Cycling (Bicycling) | |||||
| Distance | |||||
| Heart | n/a | ||||
| Oxygen | |||||
| Sleep | |||||
| Steps | |||||
| Swim | |||||
Battery | |||||
| Duration | 10 hours to 4 weeks | 8 days (without notifications) | 5 days | NA | Not Yet |
| Rechargeable | |||||
Compatibility | |||||
| Android | |||||
| iOS | |||||
| Windows Phone | n/a | n/a | NA | ||
| Mac | n/a | n/a | NA | ||
| Windows | n/a | n/a | NA | ||
Connectivity | |||||
| Bluetooth | |||||
| Cellular | |||||
| GPS | |||||
| NFC | |||||
| Wi-Fi | |||||
Display | |||||
| Color | |||||
| Resolution | 180 x 180 | n/a | 320 x 300 | 320 x 320 | 384 x 480 |
| Size | 1 inch | n/a | 1.34 inches | 1.63 inches | 1.78 inches |
| Touch | |||||
| Type | n/a | LED | OLED | AMOLED | MicroLED |
Functions | |||||
| Audio Speaker | 22 | ||||
| Clock | |||||
| Phone | n/a | ||||
| Vibration | |||||
| Voice | |||||
Hardware | |||||
| Accelerometer | |||||
| Barometer or Altimeter | |||||
| Ultraviolet Sensor | |||||
| Water Resistance | 5 ATM | 2 ATM | 5 ATM | IP55 | Not Yet |
Notifications | |||||
| Phone | n/a | ||||
| Emails | n/a | NA | |||
| Texts | n/a | NA | |||
Software | |||||
| Operating System | n/a | n/a | Proprietary | Android Wear | Watch OS 5 |
| Apps | n/a | ||||
| Music | n/a | ||||