Polar M400 vs. Huawei Talkband B2 vs. Polar A370
PolarM400Remove Buy Now | HuaweiTalkband B2Remove Buy Now | PolarA370Remove Buy Now |
Basic Info | |||
Suggested Price | $200 | $180 | $179.95 |
Release | 2014 | 2015 | 2017 |
Activity & Fitness | |||
Calories | |||
Cycling (Bicycling) | |||
Distance | |||
Heart | n/a | ||
Oxygen | |||
Sleep | |||
Steps | |||
Swim | |||
Battery | |||
Duration | 8 hours to 30 days | 3 days | Up to 3 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 | 128 x 88 | 160 x 80 |
Size | n/a | 0.73 inches | 1.18 inches |
Touch | |||
Type | n/a | PMOLED | TFT LCD |
Functions | |||
Audio Speaker | Alerts only | Bluetooth | |
Clock | |||
Phone | |||
Vibration | |||
Voice | |||
Hardware | |||
Accelerometer | |||
Barometer or Altimeter | |||
Ultraviolet Sensor | |||
Water Resistance | 3 ATM | IP57 | WR30 |
Notifications | |||
Phone | |||
Emails | |||
Texts | |||
Software | |||
Operating System | n/a | n/a | |
Apps | |||
Music |