Withings Activite Sapphire vs. Garmin Vivofit 3 vs. Polar Loop 2 vs. Amazfit Stratos vs. Amazfit Bip
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| WithingsActivite SapphireRemove Buy Now | GarminVivofit 3Remove Buy Now | PolarLoop 2Remove Buy Now | AmazfitStratosRemove Buy Now | AmazfitBipRemove Buy Now |
Basic Info | |||||
| Suggested Price | $450 | $100 | $120 | $199 | $99.99 |
| Release | 2014 | 2016 | 2015 | 2018 | 2018 |
Activity & Fitness | |||||
| Calories | |||||
| Cycling (Bicycling) | |||||
| Distance | |||||
| Heart | n/a | n/a | |||
| Oxygen | |||||
| Sleep | |||||
| Steps | |||||
| Swim | |||||
Battery | |||||
| Duration | 8 months | 1 year | 8 days (without notifications) | 5 days | 30 days |
| Rechargeable | |||||
Compatibility | |||||
| Android | |||||
| iOS | |||||
| Windows Phone | n/a | n/a | |||
| Mac | n/a | n/a | n/a | ||
| Windows | n/a | n/a | n/a | ||
Connectivity | |||||
| Bluetooth | |||||
| Cellular | |||||
| GPS | |||||
| NFC | |||||
| Wi-Fi | |||||
Display | |||||
| Color | |||||
| Resolution | n/a | 64 x 64 | n/a | 320 x 300 | 176 x 176 |
| Size | 1.3 inches | 0.55 inches | n/a | 1.34 inches | 1.28 inches |
| Touch | |||||
| Type | Analog | n/a | LED | OLED | NA |
Functions | |||||
| Audio Speaker | |||||
| Clock | |||||
| Phone | |||||
| Vibration | |||||
| Voice | |||||
Hardware | |||||
| Accelerometer | |||||
| Barometer or Altimeter | |||||
| Ultraviolet Sensor | |||||
| Water Resistance | 5 ATM | 5 ATM | 2 ATM | 5 ATM | IP68 |
Notifications | |||||
| Phone | |||||
| Emails | |||||
| Texts | |||||
Software | |||||
| Operating System | n/a | n/a | n/a | Proprietary | |
| Apps | |||||
| Music | |||||