Polar M400 vs. TomTom Adventurer vs. Mobvoi TicWatch S2 vs. Amazfit T-Rex vs. Garmin VivoActive 4
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| PolarM400Remove Buy Now | TomTomAdventurerRemove Buy Now | MobvoiTicWatch S2Remove Buy Now | AmazfitT-RexRemove Buy Now | GarminVivoActive 4Remove Buy Now |
Basic Info | |||||
| Suggested Price | $200 | $350 | $180 | $140 | $349 |
| Release | 2014 | 2016 | 2019 | 2019 | 2019 |
Activity & Fitness | |||||
| Calories | |||||
| Cycling (Bicycling) | |||||
| Distance | |||||
| Heart | n/a | ||||
| Oxygen | |||||
| Sleep | |||||
| Steps | |||||
| Swim | |||||
Battery | |||||
| Duration | 8 hours to 30 days | n/a | 2 DAYS | 20 days | 8 days |
| Rechargeable | |||||
Compatibility | |||||
| Android | |||||
| iOS | |||||
| Windows Phone | n/a | n/a | |||
| Mac | |||||
| Windows | |||||
Connectivity | |||||
| Bluetooth | |||||
| Cellular | |||||
| GPS | |||||
| NFC | |||||
| Wi-Fi | |||||
Display | |||||
| Color | |||||
| Resolution | n/a | n/a | 400 x 400 | 360 x 360 | 260 x 260 |
| Size | n/a | n/a | 1.39 inches | 1.3 inches | 1.3ionches |
| Touch | |||||
| Type | n/a | n/a | OLED | AMOLED | MIP |
Functions | |||||
| Audio Speaker | Alerts only | Bluetooth | |||
| Clock | |||||
| Phone | n/a | ||||
| Vibration | |||||
| Voice | |||||
Hardware | |||||
| Accelerometer | |||||
| Barometer or Altimeter | |||||
| Ultraviolet Sensor | |||||
| Water Resistance | 3 ATM | 5 ATM | 5 ATM | 5 ATM | 5 ATM |
Notifications | |||||
| Phone | n/a | ||||
| Emails | n/a | ||||
| Texts | n/a | ||||
Software | |||||
| Operating System | n/a | n/a | Wear OS | Build-in | Wear OS |
| Apps | |||||
| Music | |||||