TomTom Spark vs. Fitbit Flex 2 vs. Fitbit Ionic vs. Asus ZenWatch vs. Fossil Explorist
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| TomTomSparkRemove Buy Now | FitbitFlex 2Remove Buy Now | FitbitIonicRemove Buy Now | AsusZenWatchRemove Buy Now | FossilExploristRemove Buy Now |
Basic Info | |||||
| Suggested Price | $150 | $100 | $299 | $150 | $255 |
| Release | 2015 | 2016 | 2017 | 2014 | 2018 |
Activity & Fitness | |||||
| Calories | |||||
| Cycling (Bicycling) | |||||
| Distance | |||||
| Heart | n/a | ||||
| Oxygen | |||||
| Sleep | |||||
| Steps | |||||
| Swim | |||||
Battery | |||||
| Duration | n/a | 5 days | 4+ days | NA | 24 hours |
| Rechargeable | |||||
Compatibility | |||||
| Android | |||||
| iOS | |||||
| Windows Phone | n/a | n/a | NA | ||
| Mac | NA | ||||
| Windows | NA | ||||
Connectivity | |||||
| Bluetooth | |||||
| Cellular | |||||
| GPS | |||||
| NFC | |||||
| Wi-Fi | |||||
Display | |||||
| Color | n/a | n/a | |||
| Resolution | n/a | n/a | 348x250 | 320 x 320 | 454 x454 |
| Size | n/a | n/a | 1.42 | 1.63 inches | 1.4 inches |
| Touch | n/a | ||||
| Type | LCD | LED | OLED | AMOLED | AMOLED |
Functions | |||||
| Audio Speaker | Bluetooth | ||||
| Clock | |||||
| Phone | n/a | ||||
| Vibration | |||||
| Voice | |||||
Hardware | |||||
| Accelerometer | |||||
| Barometer or Altimeter | |||||
| Ultraviolet Sensor | |||||
| Water Resistance | 5 ATM | 5 ATM | 50m | IP55 | IP67 |
Notifications | |||||
| Phone | n/a | ||||
| Emails | n/a | NA | |||
| Texts | n/a | NA | |||
Software | |||||
| Operating System | n/a | n/a | Fitbit OS | Android Wear | Wear OS |
| Apps | |||||
| Music | |||||