Polar M400 vs. Withings Activite Pop vs. Huawei Talkband B2 vs. Mobvoi TicWatch S2
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| PolarM400Remove Buy Now | WithingsActivite PopRemove Buy Now | HuaweiTalkband B2Remove Buy Now | MobvoiTicWatch S2Remove Buy Now |
Basic Info | ||||
| Suggested Price | $200 | $150 | $180 | $180 |
| Release | 2014 | 2015 | 2015 | 2019 |
Activity & Fitness | ||||
| Calories | ||||
| Cycling (Bicycling) | ||||
| Distance | ||||
| Heart | n/a | |||
| Oxygen | ||||
| Sleep | ||||
| Steps | ||||
| Swim | ||||
Battery | ||||
| Duration | 8 hours to 30 days | 8 months | 3 days | 2 DAYS |
| Rechargeable | ||||
Compatibility | ||||
| Android | ||||
| iOS | ||||
| Windows Phone | n/a | n/a | n/a | |
| Mac | n/a | n/a | ||
| Windows | n/a | n/a | ||
Connectivity | ||||
| Bluetooth | ||||
| Cellular | ||||
| GPS | ||||
| NFC | ||||
| Wi-Fi | ||||
Display | ||||
| Color | ||||
| Resolution | n/a | n/a | 128 x 88 | 400 x 400 |
| Size | n/a | 1.3 inches | 0.73 inches | 1.39 inches |
| Touch | ||||
| Type | n/a | Analog | PMOLED | OLED |
Functions | ||||
| Audio Speaker | Alerts only | Bluetooth | ||
| Clock | ||||
| Phone | ||||
| Vibration | ||||
| Voice | ||||
Hardware | ||||
| Accelerometer | ||||
| Barometer or Altimeter | ||||
| Ultraviolet Sensor | ||||
| Water Resistance | 3 ATM | 5 ATM | IP57 | 5 ATM |
Notifications | ||||
| Phone | ||||
| Emails | ||||
| Texts | ||||
Software | ||||
| Operating System | n/a | n/a | n/a | Wear OS |
| Apps | ||||
| Music | ||||