TomTom Spark vs. ASUS ZenWatch 3 vs. Fitbit Ionic vs. Casio WSD-F20A vs. Polar Loop
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| TomTomSparkRemove Buy Now | ASUSZenWatch 3Remove Buy Now | FitbitIonicRemove Buy Now | CasioWSD-F20ARemove Buy Now | PolarLoopRemove Buy Now |
Basic Info | |||||
| Suggested Price | $150 | $229 | $299 | $399 | $100 |
| Release | 2015 | 2017 | 2017 | 2018 | 2013 |
Activity & Fitness | |||||
| Calories | |||||
| Cycling (Bicycling) | |||||
| Distance | |||||
| Heart | n/a | ||||
| Oxygen | |||||
| Sleep | |||||
| Steps | |||||
| Swim | |||||
Battery | |||||
| Duration | n/a | 48 hours | 4+ days | 1 day | 5 days |
| Rechargeable | |||||
Compatibility | |||||
| Android | |||||
| iOS | |||||
| Windows Phone | n/a | NA | |||
| Mac | NA | ||||
| Windows | NA | ||||
Connectivity | |||||
| Bluetooth | Yes | ||||
| Cellular | |||||
| GPS | |||||
| NFC | |||||
| Wi-Fi | |||||
Display | |||||
| Color | n/a | ||||
| Resolution | n/a | 400 x 400 | 348x250 | 320 x 320 | NA |
| Size | n/a | 1.39 inches | 1.42 | 1.32 inches | NA |
| Touch | |||||
| Type | LCD | AMOLED | OLED | LCD | LED |
Functions | |||||
| Audio Speaker | Bluetooth | ||||
| Clock | |||||
| Phone | n/a | ||||
| Vibration | |||||
| Voice | |||||
Hardware | |||||
| Accelerometer | |||||
| Barometer or Altimeter | |||||
| Ultraviolet Sensor | |||||
| Water Resistance | 5 ATM | 50m | 5 ATM | 2 ATM | |
Notifications | |||||
| Phone | n/a | ||||
| Emails | n/a | ||||
| Texts | n/a | ||||
Software | |||||
| Operating System | n/a | Android Wear 2 | Fitbit OS | Wear OS | NA |
| Apps | |||||
| Music | |||||