Fitbit One vs. Amazfit Stratos vs. Casio G-Shock GBA800 vs. Fitbit Charge 3 vs. Polar Loop
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| FitbitOneRemove Buy Now | AmazfitStratosRemove Buy Now | CasioG-Shock GBA800Remove Buy Now | FitbitCharge 3Remove Buy Now | PolarLoopRemove Buy Now |
Basic Info | |||||
| Suggested Price | $100 | $199 | $120 | $150 | $100 |
| Release | 2012 | 2018 | 2018 | 2018 | 2013 |
Activity & Fitness | |||||
| Calories | |||||
| Cycling (Bicycling) | |||||
| Distance | |||||
| Heart | |||||
| Oxygen | |||||
| Sleep | |||||
| Steps | |||||
| Swim | |||||
Battery | |||||
| Duration | 10-14 days | 5 days | 2 years | 7 days | 5 days |
| Rechargeable | |||||
Compatibility | |||||
| Android | |||||
| iOS | |||||
| Windows Phone | n/a | NA | |||
| Mac | NA | ||||
| Windows | Not yet | NA | |||
Connectivity | |||||
| Bluetooth | |||||
| Cellular | |||||
| GPS | |||||
| NFC | NA | ||||
| Wi-Fi | |||||
Display | |||||
| Color | |||||
| Resolution | n/a | 320 x 300 | 66 x 18 | NA | |
| Size | n/a | 1.34 inches | .721 inches | NA | |
| Touch | |||||
| Type | OLED | OLED | OLED | LED | |
Functions | |||||
| Audio Speaker | |||||
| Clock | |||||
| Phone | |||||
| Vibration | |||||
| Voice | |||||
Hardware | |||||
| Accelerometer | |||||
| Barometer or Altimeter | |||||
| Ultraviolet Sensor | |||||
| Water Resistance | Splast Resistant | 5 ATM | 20 ATM | 5 ATM | 2 ATM |
Notifications | |||||
| Phone | |||||
| Emails | |||||
| Texts | |||||
Software | |||||
| Operating System | n/a | Proprietary | NA | NA | |
| Apps | |||||
| Music | |||||