Fitbit Flex 2 vs. Amazfit Stratos vs. Asus VivoWatch vs. Fitbit Alta HR vs. Swatch Touch Zero One
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| FitbitFlex 2Remove Buy Now | AmazfitStratosRemove Buy Now | AsusVivoWatchRemove Buy Now | FitbitAlta HRRemove Buy Now | SwatchTouch Zero OneRemove Buy Now |
Basic Info | |||||
| Suggested Price | $100 | $199 | $160 | $150 | $220 |
| Release | 2016 | 2018 | 2018 | 2017 | 2015 |
Activity & Fitness | |||||
| Calories | |||||
| Cycling (Bicycling) | |||||
| Distance | |||||
| Heart | |||||
| Oxygen | |||||
| Sleep | n/a | ||||
| Steps | |||||
| Swim | n/a | ||||
Battery | |||||
| Duration | 5 days | 5 days | 24 hours to 10 days | 7 days | n/a |
| Rechargeable | |||||
Compatibility | |||||
| Android | n/a | ||||
| iOS | n/a | ||||
| Windows Phone | n/a | NA | n/a | ||
| Mac | NA | n/a | |||
| Windows | NA | n/a | |||
Connectivity | |||||
| Bluetooth | |||||
| Cellular | |||||
| GPS | |||||
| NFC | |||||
| Wi-Fi | |||||
Display | |||||
| Color | n/a | ||||
| Resolution | n/a | 320 x 300 | 128 x 128 | 128 x 36 | n/a |
| Size | n/a | 1.34 inches | NA | 1.4 inches | n/a |
| Touch | n/a | ||||
| Type | LED | OLED | NA | OLED | n/a |
Functions | |||||
| Audio Speaker | n/a | ||||
| Clock | |||||
| Phone | n/a | ||||
| Vibration | n/a | ||||
| Voice | |||||
Hardware | |||||
| Accelerometer | |||||
| Barometer or Altimeter | NA | n/a | |||
| Ultraviolet Sensor | |||||
| Water Resistance | 5 ATM | 5 ATM | IP67 | ||
Notifications | |||||
| Phone | n/a | ||||
| Emails | n/a | ||||
| Texts | n/a | ||||
Software | |||||
| Operating System | n/a | Proprietary | KoodOS | n/a | |
| Apps | |||||
| Music | n/a | ||||