3 ms·

In fact, turning off Wi-Fi can hurt battery life. LTE requires more power, GPS kicks on more often, and if you have an Apple Watch, data transfer is forced to u

In fact, turning off Wi-Fi can hurt battery life. LTE requires more power, GPS kicks on more often, and if you have an Apple Watch, data transfer is forced to use Bluetooth which means both devices remain in a high powered state for longer.

KaiserPro 9y ago
Bluetooth is an order of magnitude less power per KB than wifi
- kevinchen 9y ago
  Yes but it’s slow. While your Bluetooth is transferring the data slowly, the entire rest of the system is burning power while it waits.
  - KaiserPro 9y ago
    depends on the sleep states, and how much data is shifted.