Pebble Time Round vs. Polar M400 vs. Samsung Gear 2 vs. Polar A370 vs. Fitbit Sense 2
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| PebbleTime RoundRemove Buy Now | PolarM400Remove Buy Now | SamsungGear 2Remove Buy Now | PolarA370Remove Buy Now | FitbitSense 2Remove Buy Now |
Basic Info | |||||
| Suggested Price | $200 | $200 | $300 | $179.95 | $300 |
| Release | 2015 | 2014 | 2014 | 2017 | 2022 |
Activity & Fitness | |||||
| Calories | |||||
| Cycling (Bicycling) | |||||
| Distance | |||||
| Heart | n/a | ||||
| Oxygen | |||||
| Sleep | |||||
| Steps | NA | ||||
| Swim | |||||
Battery | |||||
| Duration | 2 days | 8 hours to 30 days | 2-3 days | Up to 3 days | 6 days |
| Rechargeable | |||||
Compatibility | |||||
| Android | |||||
| iOS | |||||
| Windows Phone | n/a | n/a | NA | ||
| Mac | n/a | NA | |||
| Windows | n/a | NA | |||
Connectivity | |||||
| Bluetooth | |||||
| Cellular | |||||
| GPS | |||||
| NFC | |||||
| Wi-Fi | |||||
Display | |||||
| Color | |||||
| Resolution | n/a | n/a | 320 x 320 | 160 x 80 | 336x336 |
| Size | round | n/a | 1.63 inches | 1.18 inches | 1.59 inches |
| Touch | |||||
| Type | e-paper | n/a | Super AMOLED | TFT LCD | AMOLED |
Functions | |||||
| Audio Speaker | Alerts only | Bluetooth | |||
| Clock | |||||
| Phone | |||||
| Vibration | |||||
| Voice | |||||
Hardware | |||||
| Accelerometer | |||||
| Barometer or Altimeter | |||||
| Ultraviolet Sensor | |||||
| Water Resistance | IPX7 | 3 ATM | IP67 | WR30 | 5 ATM |
Notifications | |||||
| Phone | |||||
| Emails | |||||
| Texts | |||||
Software | |||||
| Operating System | Pebble OS | n/a | Tizen OS | ||
| Apps | |||||
| Music | |||||