Pebble Time vs. Polar M400 vs. Withings Go vs. Apple Watch Series 4 vs. Apple Series 6
 | | | | | |
| PebbleTimeRemove Buy Now | PolarM400Remove Buy Now | WithingsGoRemove Buy Now | AppleWatch Series 4Remove Buy Now | AppleSeries 6Remove Buy Now |
Basic Info | |||||
| Suggested Price | $150 | $200 | $80 | $329 | $399 |
| Release | 2015 | 2014 | 2016 | 2018 | 2020 |
Activity & Fitness | |||||
| Calories | |||||
| Cycling (Bicycling) | |||||
| Distance | |||||
| Heart | n/a | ||||
| Oxygen | |||||
| Sleep | |||||
| Steps | |||||
| Swim | |||||
Battery | |||||
| Duration | 7 days | 8 hours to 30 days | 8 months | Not Yet | Not yet |
| Rechargeable | |||||
Compatibility | |||||
| Android | n/a | ||||
| iOS | n/a | ||||
| Windows Phone | n/a | n/a | n/a | ||
| Mac | n/a | n/a | |||
| Windows | n/a | n/a | |||
Connectivity | |||||
| Bluetooth | n/a | ||||
| Cellular | |||||
| GPS | |||||
| NFC | |||||
| Wi-Fi | |||||
Display | |||||
| Color | n/a | ||||
| Resolution | 168 x 144 | n/a | n/a | 384 x 480 | 384 x 480 |
| Size | 1.26 inches | n/a | n/a | 1.78 inches | 40mm |
| Touch | n/a | ||||
| Type | e-paper | n/a | E-Ink | MicroLED | MicroLED |
Functions | |||||
| Audio Speaker | Alerts only | ||||
| Clock | |||||
| Phone | n/a | ||||
| Vibration | n/a | ||||
| Voice | |||||
Hardware | |||||
| Accelerometer | |||||
| Barometer or Altimeter | |||||
| Ultraviolet Sensor | 5 ATM | ||||
| Water Resistance | 5 ATM | 3 ATM | 5 ATM | Not Yet | |
Notifications | |||||
| Phone | n/a | ||||
| Emails | n/a | ||||
| Texts | n/a | ||||
Software | |||||
| Operating System | Pebble OS | n/a | n/a | Watch OS 5 | WatchOS 5 |
| Apps | n/a | ||||
| Music | |||||