Fitbit One vs. Polar Loop 2 vs. Casio WSD-F20A vs. Mobvoi TicWatch S2
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| FitbitOneRemove Buy Now | PolarLoop 2Remove Buy Now | CasioWSD-F20ARemove Buy Now | MobvoiTicWatch S2Remove Buy Now |
Basic Info | ||||
| Suggested Price | $100 | $120 | $399 | $180 |
| Release | 2012 | 2015 | 2018 | 2019 |
Activity & Fitness | ||||
| Calories | ||||
| Cycling (Bicycling) | ||||
| Distance | ||||
| Heart | n/a | |||
| Oxygen | ||||
| Sleep | ||||
| Steps | ||||
| Swim | ||||
Battery | ||||
| Duration | 10-14 days | 8 days (without notifications) | 1 day | 2 DAYS |
| Rechargeable | ||||
Compatibility | ||||
| Android | ||||
| iOS | ||||
| Windows Phone | n/a | n/a | ||
| Mac | n/a | |||
| Windows | n/a | |||
Connectivity | ||||
| Bluetooth | ||||
| Cellular | ||||
| GPS | ||||
| NFC | ||||
| Wi-Fi | ||||
Display | ||||
| Color | ||||
| Resolution | n/a | n/a | 320 x 320 | 400 x 400 |
| Size | n/a | n/a | 1.32 inches | 1.39 inches |
| Touch | ||||
| Type | OLED | LED | LCD | OLED |
Functions | ||||
| Audio Speaker | ||||
| Clock | ||||
| Phone | ||||
| Vibration | ||||
| Voice | ||||
Hardware | ||||
| Accelerometer | ||||
| Barometer or Altimeter | ||||
| Ultraviolet Sensor | ||||
| Water Resistance | Splast Resistant | 2 ATM | 5 ATM | 5 ATM |
Notifications | ||||
| Phone | ||||
| Emails | ||||
| Texts | ||||
Software | ||||
| Operating System | n/a | n/a | Wear OS | Wear OS |
| Apps | ||||
| Music | ||||