TomTom Spark vs. Polar Loop 2 vs. Fitbit Flex vs. Pebble Core vs. Polar A370
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| TomTomSparkRemove Buy Now | PolarLoop 2Remove Buy Now | FitbitFlexRemove Buy Now | PebbleCoreRemove Buy Now | PolarA370Remove Buy Now |
Basic Info | |||||
| Suggested Price | $150 | $120 | $100 | $99 | $179.95 |
| Release | 2015 | 2015 | 2013 | 2016 | 2017 |
Activity & Fitness | |||||
| Calories | |||||
| Cycling (Bicycling) | NA | ||||
| Distance | |||||
| Heart | n/a | n/a | |||
| Oxygen | |||||
| Sleep | NA | ||||
| Steps | |||||
| Swim | |||||
Battery | |||||
| Duration | n/a | 8 days (without notifications) | 5 days | NA | Up to 3 days |
| Rechargeable | |||||
Compatibility | |||||
| Android | |||||
| iOS | NA | ||||
| Windows Phone | n/a | n/a | NA | NA | |
| Mac | n/a | NA | |||
| Windows | n/a | NA | |||
Connectivity | |||||
| Bluetooth | |||||
| Cellular | |||||
| GPS | |||||
| NFC | |||||
| Wi-Fi | |||||
Display | |||||
| Color | n/a | ||||
| Resolution | n/a | n/a | NA | NA | 160 x 80 |
| Size | n/a | n/a | NA | NA | 1.18 inches |
| Touch | NA | NA | |||
| Type | LCD | LED | LED | NA | TFT LCD |
Functions | |||||
| Audio Speaker | Bluetooth | ||||
| Clock | |||||
| Phone | n/a | NA | |||
| Vibration | NA | ||||
| Voice | |||||
Hardware | |||||
| Accelerometer | NA | ||||
| Barometer or Altimeter | |||||
| Ultraviolet Sensor | |||||
| Water Resistance | 5 ATM | 2 ATM | 1 ATM | NA | WR30 |
Notifications | |||||
| Phone | n/a | NA | |||
| Emails | n/a | NA | |||
| Texts | n/a | NA | |||
Software | |||||
| Operating System | n/a | n/a | NA | NA | |
| Apps | |||||
| Music | |||||