TomTom Spark vs. Polar Loop vs. LG G Watch R vs. Fitbit Inspire HR vs. Amazfit T-Rex
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| TomTomSparkRemove Buy Now | PolarLoopRemove Buy Now | LGG Watch RRemove Buy Now | FitbitInspire HRRemove Buy Now | AmazfitT-RexRemove Buy Now |
Basic Info | |||||
| Suggested Price | $150 | $100 | $300 | $99 | $140 |
| Release | 2015 | 2013 | 2014 | 2019 | 2019 |
Activity & Fitness | |||||
| Calories | |||||
| Cycling (Bicycling) | |||||
| Distance | |||||
| Heart | n/a | ||||
| Oxygen | |||||
| Sleep | |||||
| Steps | |||||
| Swim | |||||
Battery | |||||
| Duration | n/a | 5 days | 2 days | 5 days | 20 days |
| Rechargeable | |||||
Compatibility | |||||
| Android | |||||
| iOS | |||||
| Windows Phone | n/a | NA | n/a | ||
| Mac | NA | n/a | |||
| Windows | NA | n/a | |||
Connectivity | |||||
| Bluetooth | |||||
| Cellular | |||||
| GPS | |||||
| NFC | |||||
| Wi-Fi | |||||
Display | |||||
| Color | n/a | ||||
| Resolution | n/a | NA | 320 x 320 | 139 x 60 | 360 x 360 |
| Size | n/a | NA | 1.3 inches | 1.4 inches | 1.3 inches |
| Touch | |||||
| Type | LCD | LED | P-OLED | OLED | AMOLED |
Functions | |||||
| Audio Speaker | Bluetooth | ||||
| Clock | |||||
| Phone | n/a | ||||
| Vibration | |||||
| Voice | |||||
Hardware | |||||
| Accelerometer | |||||
| Barometer or Altimeter | |||||
| Ultraviolet Sensor | |||||
| Water Resistance | 5 ATM | 2 ATM | IP67 | 5 ATM | 5 ATM |
Notifications | |||||
| Phone | n/a | ||||
| Emails | n/a | ||||
| Texts | n/a | ||||
Software | |||||
| Operating System | n/a | NA | Android Wear | Fitbit OS | Build-in |
| Apps | |||||
| Music | |||||