TomTom Spark vs. Garmin Chronos vs. Fitbit Charge 3 vs. Garmin Vivosmart 3 vs. Amazfit GTS
 | | | | | |
| TomTomSparkRemove Buy Now | GarminChronosRemove Buy Now | FitbitCharge 3Remove Buy Now | GarminVivosmart 3Remove Buy Now | AmazfitGTSRemove Buy Now |
Basic Info | |||||
| Suggested Price | $150 | $1500 | $150 | $139.99 | $150 |
| Release | 2015 | 2018 | 2018 | 2017 | 2019 |
Activity & Fitness | |||||
| Calories | |||||
| Cycling (Bicycling) | |||||
| Distance | |||||
| Heart | n/a | ||||
| Oxygen | |||||
| Sleep | |||||
| Steps | |||||
| Swim | |||||
Battery | |||||
| Duration | n/a | 8 days | 7 days | 5 days | 14 days |
| Rechargeable | |||||
Compatibility | |||||
| Android | |||||
| iOS | |||||
| Windows Phone | n/a | ||||
| Mac | |||||
| Windows | Not yet | ||||
Connectivity | |||||
| Bluetooth | |||||
| Cellular | |||||
| GPS | |||||
| NFC | NA | ||||
| Wi-Fi | |||||
Display | |||||
| Color | n/a | ||||
| Resolution | n/a | 218 x 218 | 66 x 18 | 64 x 128 | 348 x 442 |
| Size | n/a | 1.2 inches | .721 inches | NA | 1.65 inches |
| Touch | |||||
| Type | LCD | MIP | OLED | OLED | AMOLED |
Functions | |||||
| Audio Speaker | Bluetooth | ||||
| Clock | |||||
| Phone | n/a | ||||
| Vibration | |||||
| Voice | |||||
Hardware | |||||
| Accelerometer | |||||
| Barometer or Altimeter | |||||
| Ultraviolet Sensor | |||||
| Water Resistance | 5 ATM | 10 ATM | 5 ATM | 5 ATM | 5 ATM |
Notifications | |||||
| Phone | n/a | ||||
| Emails | n/a | ||||
| Texts | n/a | ||||
Software | |||||
| Operating System | n/a | Wear OS | NA | Wear OS | |
| Apps | |||||
| Music | |||||