Polar M400 vs. TomTom Spark vs. Amazfit Stratos vs. Casio G-Shock GBA800 vs. Fitbit Inspire HR
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| PolarM400Remove Buy Now | TomTomSparkRemove Buy Now | AmazfitStratosRemove Buy Now | CasioG-Shock GBA800Remove Buy Now | FitbitInspire HRRemove Buy Now |
Basic Info | |||||
| Suggested Price | $200 | $150 | $199 | $120 | $99 |
| Release | 2014 | 2015 | 2018 | 2018 | 2019 |
Activity & Fitness | |||||
| Calories | |||||
| Cycling (Bicycling) | |||||
| Distance | |||||
| Heart | n/a | n/a | |||
| Oxygen | |||||
| Sleep | |||||
| Steps | |||||
| Swim | |||||
Battery | |||||
| Duration | 8 hours to 30 days | n/a | 5 days | 2 years | 5 days |
| Rechargeable | |||||
Compatibility | |||||
| Android | |||||
| iOS | |||||
| Windows Phone | n/a | n/a | |||
| Mac | |||||
| Windows | |||||
Connectivity | |||||
| Bluetooth | |||||
| Cellular | |||||
| GPS | |||||
| NFC | |||||
| Wi-Fi | |||||
Display | |||||
| Color | n/a | ||||
| Resolution | n/a | n/a | 320 x 300 | 139 x 60 | |
| Size | n/a | n/a | 1.34 inches | 1.4 inches | |
| Touch | |||||
| Type | n/a | LCD | OLED | OLED | |
Functions | |||||
| Audio Speaker | Alerts only | Bluetooth | |||
| Clock | |||||
| Phone | n/a | ||||
| Vibration | |||||
| Voice | |||||
Hardware | |||||
| Accelerometer | |||||
| Barometer or Altimeter | |||||
| Ultraviolet Sensor | |||||
| Water Resistance | 3 ATM | 5 ATM | 5 ATM | 20 ATM | 5 ATM |
Notifications | |||||
| Phone | n/a | ||||
| Emails | n/a | ||||
| Texts | n/a | ||||
Software | |||||
| Operating System | n/a | n/a | Proprietary | Fitbit OS | |
| Apps | |||||
| Music | |||||