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djn4eva

macrumors regular
Original poster
Dec 20, 2011
127
20
I’ve worn garmin for years but I always liked the smart features on the Apple Watch. I’m all in on the apple ecosystem only the battery was keeping me away.

I just ran it from 100% to dead to see how it really performs with always-on display ON, daily use, sleep tracking, and GPS workouts.

My conditions
  • Always-On Display ON the entire time
  • Notifications + daily wear
  • Sleep tracking both nights
  • Sensors active (HR, HRV, SpO₂, temp)
  • No music streaming
  • No cellular
  • GPS workouts
Timeline

  • Wed 23:09 — 100% (full charge)
  • Thu morning — 90% after overnight sleep tracking. Didn’t sleep long :)
  • Thu daytime — down to ~40% after work + notifications + 3-mile GPS walk
  • Fri 09:00 — 33%
  • Fri 15:00 — 19% start of long run
  • Fri 17:00 — 0% after 1h 44m run using Runna (9.88 mi, GPS on trail covered with trees + HR + AOD) it died right before I got 10 miles but the workout saved so no worries. I’ve had mixed experiences with my Garmin if it died on a run.
With these numbers I’ll says it’s worth keeping since I get to use all the other features and health metrics and get a long run in with low battery if needed. I’m no where near as fast as a lot of runner I’m sure.

Anyone with similar experiences? Overall I’m satisfied with the battery and loving all other features it has.
 
I did a 2:15 run and my battery went from 85% to 63%. I made a note, so 22% battery loss.
I did a 1:33 run and I didn't make specific notes but I believe I lost 20% or so.

I don't have a great grip on the battery life yet but so far I've been exceptionally impressed. I had an Ultra 1 previously. This is markedly more efficient. There's always luck of the draw when it comes to batteries and components too of course.

This is cellular on (no phone) to receive calls and notifications (though I keep most notifications off), streaming Spotify songs stored on my Watch to my AirPods (i.e., not using the cellular radio for Spotify). AOD on, brightness max.
 
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I did a 2:15 run and my battery went from 85% to 63%. I made a note, so 22% battery loss.
I did a 1:33 run and I didn't make specific notes but I believe I lost 20% or so.

I don't have a great grip on the battery life yet but so far I've been exceptionally impressed. I had an Ultra 1 previously. This is markedly more efficient. There's always luck of the draw when it comes to batteries and components too of course.

This is cellular on (no phone) to receive calls and notifications (though I keep most notifications off), streaming Spotify songs stored on my Watch to my AirPods (i.e., not using the cellular radio for Spotify). AOD on, brightness max.
I’d say this is very close to what I saw except I wasn’t streaming and my AOD is on lowest. Maybe it dies quicker the lower it gets. Haven’t determined yet. Good stats!
 
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I’d say this is very close to what I saw except I wasn’t streaming and my AOD is on lowest. Maybe it dies quicker the lower it gets. Haven’t determined yet. Good stats!

Thanks. I'll record tomorrow's run. Assuming I don't injure myself :D
 
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