Pebble Steel vs. TomTom Spark vs. Fitbit Alta vs. Polar M430 vs. Amazfit Stratos
 | | | | | |
| PebbleSteelRemove Buy Now | TomTomSparkRemove Buy Now | FitbitAltaRemove Buy Now | PolarM430Remove Buy Now | AmazfitStratosRemove Buy Now |
Basic Info | |||||
| Suggested Price | $150 | $150 | $130 | $255 | $199 |
| Release | 2014 | 2015 | 2016 | 2017 | 2018 |
Activity & Fitness | |||||
| Calories | |||||
| Cycling (Bicycling) | |||||
| Distance | |||||
| Heart | n/a | ||||
| Oxygen | |||||
| Sleep | |||||
| Steps | |||||
| Swim | |||||
Battery | |||||
| Duration | 5-7 days | n/a | 5 days | 30 hours | 5 days |
| Rechargeable | |||||
Compatibility | |||||
| Android | |||||
| iOS | |||||
| Windows Phone | n/a | n/a | |||
| Mac | n/a | ||||
| Windows | n/a | ||||
Connectivity | |||||
| Bluetooth | |||||
| Cellular | |||||
| GPS | |||||
| NFC | |||||
| Wi-Fi | |||||
Display | |||||
| Color | n/a | ||||
| Resolution | 168 x 144 | n/a | n/a | 128x128 | 320 x 300 |
| Size | 1.26 inches | n/a | n/a | 1.4 inch | 1.34 inches |
| Touch | n/a | ||||
| Type | e-paper | LCD | OLED | LCD | OLED |
Functions | |||||
| Audio Speaker | Bluetooth | ||||
| Clock | |||||
| Phone | n/a | ||||
| Vibration | |||||
| Voice | |||||
Hardware | |||||
| Accelerometer | |||||
| Barometer or Altimeter | |||||
| Ultraviolet Sensor | |||||
| Water Resistance | 5 ATM | 5 ATM | n/a | WR30 | 5 ATM |
Notifications | |||||
| Phone | n/a | ||||
| Emails | n/a | n/a | |||
| Texts | n/a | ||||
Software | |||||
| Operating System | Pebble OS | n/a | n/a | Proprietary | |
| Apps | |||||
| Music | |||||