Pebble Time Steel vs. Polar M400 vs. Withings Pulse Ox vs. Apple Watch 8
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| PebbleTime SteelRemove Buy Now | PolarM400Remove Buy Now | WithingsPulse OxRemove Buy Now | AppleWatch 8Remove Buy Now |
Basic Info | ||||
| Suggested Price | $250 | $200 | $120 | $499 |
| Release | 2015 | 2014 | 2014 | 2022 |
Activity & Fitness | ||||
| Calories | ||||
| Cycling (Bicycling) | ||||
| Distance | ||||
| Heart | n/a | |||
| Oxygen | ||||
| Sleep | ||||
| Steps | ||||
| Swim | ||||
Battery | ||||
| Duration | 10 days | 8 hours to 30 days | 2 weeks | 18 hrs |
| Rechargeable | ||||
Compatibility | ||||
| Android | ||||
| iOS | ||||
| Windows Phone | n/a | n/a | n/a | |
| Mac | n/a | n/a | ||
| Windows | n/a | n/a | ||
Connectivity | ||||
| Bluetooth | ||||
| Cellular | ||||
| GPS | ||||
| NFC | ||||
| Wi-Fi | ||||
Display | ||||
| Color | blue | |||
| Resolution | 168 x 144 | n/a | 128 x 32 | 340 x 272 or 390 x 312 |
| Size | 1.26 inches | n/a | n/a | 1.5 inches or 1.65 inches |
| Touch | Swipe | |||
| Type | e-paper | n/a | OLED | AMOLED |
Functions | ||||
| Audio Speaker | Alerts only | |||
| Clock | ||||
| Phone | ||||
| Vibration | ||||
| Voice | ||||
Hardware | ||||
| Accelerometer | ||||
| Barometer or Altimeter | ||||
| Ultraviolet Sensor | ||||
| Water Resistance | 5 ATM | 3 ATM | 5 ATM | |
Notifications | ||||
| Phone | ||||
| Emails | ||||
| Texts | ||||
Software | ||||
| Operating System | Pebble OS | n/a | n/a | WatchOS 9 |
| Apps | ||||
| Music | ||||