Pebble Time vs. Pebble Time Round vs. Polar M400 vs. Huawei Talkband B2 vs. Polar Loop 2
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| PebbleTimeRemove Buy Now | PebbleTime RoundRemove Buy Now | PolarM400Remove Buy Now | HuaweiTalkband B2Remove Buy Now | PolarLoop 2Remove Buy Now |
Basic Info | |||||
| Suggested Price | $150 | $200 | $200 | $180 | $120 |
| Release | 2015 | 2015 | 2014 | 2015 | 2015 |
Activity & Fitness | |||||
| Calories | |||||
| Cycling (Bicycling) | |||||
| Distance | |||||
| Heart | n/a | n/a | |||
| Oxygen | |||||
| Sleep | |||||
| Steps | |||||
| Swim | |||||
Battery | |||||
| Duration | 7 days | 2 days | 8 hours to 30 days | 3 days | 8 days (without notifications) |
| Rechargeable | |||||
Compatibility | |||||
| Android | |||||
| iOS | |||||
| Windows Phone | n/a | n/a | n/a | n/a | n/a |
| Mac | n/a | n/a | n/a | n/a | |
| Windows | n/a | n/a | n/a | n/a | |
Connectivity | |||||
| Bluetooth | |||||
| Cellular | |||||
| GPS | |||||
| NFC | |||||
| Wi-Fi | |||||
Display | |||||
| Color | |||||
| Resolution | 168 x 144 | n/a | n/a | 128 x 88 | n/a |
| Size | 1.26 inches | round | n/a | 0.73 inches | n/a |
| Touch | |||||
| Type | e-paper | e-paper | n/a | PMOLED | LED |
Functions | |||||
| Audio Speaker | Alerts only | Bluetooth | |||
| Clock | |||||
| Phone | |||||
| Vibration | |||||
| Voice | |||||
Hardware | |||||
| Accelerometer | |||||
| Barometer or Altimeter | |||||
| Ultraviolet Sensor | |||||
| Water Resistance | 5 ATM | IPX7 | 3 ATM | IP57 | 2 ATM |
Notifications | |||||
| Phone | |||||
| Emails | |||||
| Texts | |||||
Software | |||||
| Operating System | Pebble OS | Pebble OS | n/a | n/a | n/a |
| Apps | |||||
| Music | |||||