Pebble Classic vs. Polar M400 vs. Polar M600 vs. Fitbit Versa vs. Apple Series 6
 | | | | | |
| PebbleClassicRemove Buy Now | PolarM400Remove Buy Now | PolarM600Remove Buy Now | FitbitVersaRemove Buy Now | AppleSeries 6Remove Buy Now |
Basic Info | |||||
| Suggested Price | $99 | $200 | $330 | $199.99 | $399 |
| Release | 2013 | 2014 | 2016 | 2018 | 2020 |
Activity & Fitness | |||||
| Calories | |||||
| Cycling (Bicycling) | |||||
| Distance | |||||
| Heart | n/a | ||||
| Oxygen | |||||
| Sleep | |||||
| Steps | |||||
| Swim | |||||
Battery | |||||
| Duration | 5-7 days | 8 hours to 30 days | 2 days | 4 days | Not yet |
| Rechargeable | |||||
Compatibility | |||||
| Android | |||||
| iOS | |||||
| Windows Phone | n/a | n/a | n/a | ||
| Mac | n/a | ||||
| Windows | n/a | ||||
Connectivity | |||||
| Bluetooth | |||||
| Cellular | |||||
| GPS | |||||
| NFC | |||||
| Wi-Fi | |||||
Display | |||||
| Color | |||||
| Resolution | 168 x 144 | n/a | 240 x 240 | 300 x300 | 384 x 480 |
| Size | 1.26 inches | n/a | 1.3 inches | 1.34 inches | 40mm |
| Touch | n/a | ||||
| Type | e-paper | n/a | TFT | OLED | MicroLED |
Functions | |||||
| Audio Speaker | Alerts only | Alerts only | |||
| Clock | |||||
| Phone | |||||
| Vibration | |||||
| Voice | |||||
Hardware | |||||
| Accelerometer | |||||
| Barometer or Altimeter | |||||
| Ultraviolet Sensor | 5 ATM | ||||
| Water Resistance | 5 ATM | 3 ATM | IPX8 | 5 ATM | |
Notifications | |||||
| Phone | |||||
| Emails | |||||
| Texts | |||||
Software | |||||
| Operating System | Pebble OS | n/a | Android Wear | WatchOS 5 | |
| Apps | |||||
| Music | |||||