Polar M400 vs. Fitbit Flex 2 vs. Casio G-Shock GBA800 vs. Diesel On Full Guard vs. MobVoi TicWatch Pro
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| PolarM400Remove Buy Now | FitbitFlex 2Remove Buy Now | CasioG-Shock GBA800Remove Buy Now | DieselOn Full GuardRemove Buy Now | MobVoiTicWatch ProRemove Buy Now |
Basic Info | |||||
| Suggested Price | $200 | $100 | $120 | $325 | $300 |
| Release | 2014 | 2016 | 2018 | 2017 | 2018 |
Activity & Fitness | |||||
| Calories | |||||
| Cycling (Bicycling) | |||||
| Distance | |||||
| Heart | n/a | ||||
| Oxygen | |||||
| Sleep | |||||
| Steps | |||||
| Swim | |||||
Battery | |||||
| Duration | 8 hours to 30 days | 5 days | 2 years | 1 day | 30 days |
| Rechargeable | |||||
Compatibility | |||||
| Android | |||||
| iOS | |||||
| Windows Phone | n/a | n/a | |||
| Mac | |||||
| Windows | |||||
Connectivity | |||||
| Bluetooth | |||||
| Cellular | |||||
| GPS | |||||
| NFC | |||||
| Wi-Fi | |||||
Display | |||||
| Color | n/a | ||||
| Resolution | n/a | n/a | 454 x 454 | 400 x 400 | |
| Size | n/a | n/a | 1.4 inches | 1.4 inches | |
| Touch | n/a | ||||
| Type | n/a | LED | OMOLED | OLED/FSTN | |
Functions | |||||
| Audio Speaker | Alerts only | ||||
| Clock | |||||
| Phone | |||||
| Vibration | |||||
| Voice | |||||
Hardware | |||||
| Accelerometer | |||||
| Barometer or Altimeter | |||||
| Ultraviolet Sensor | |||||
| Water Resistance | 3 ATM | 5 ATM | 20 ATM | IP67 | IP68 |
Notifications | |||||
| Phone | |||||
| Emails | |||||
| Texts | |||||
Software | |||||
| Operating System | n/a | n/a | Android Wear 2.0 | Wear OS | |
| Apps | |||||
| Music | |||||