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satchmo

macrumors 603
Original poster
Aug 6, 2008
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Canada
I'm curious as to the usefulness of the ECG feature and O2 sensor?

As I understand it, the O2 sensor is accurate but likely not useful. The thinking is if you have low O2, you'd probably be in the hospital already.
The ECG is more for Afib and requires manual testing on a regular basis and geared to those with a known underlying condition.
The regular heart monitor found on all Apple Watches would detect any heartbeat irregularities.

In hindsight, would you have been better off saving $ and getting an SE instead?
 
I think it depends on how much you value AOD. I don’t have it on until I need it, then it is invaluable.
 
A person can have lower than normal O2 and not even notice. If it is low enough, said reading could help indicate a medical problem that needs attention. I like tracking it because it can give me and my doctor a good day to day history. I have similar thinking with the ECG.
 
It really depends on what features you want and how much you're willing to pay for them. I got the S7 even though I'll probably never use the ECG or O2 sensors. I wanted the larger display that looks like it wraps around the edges and the Contour watch face that comes with it. I find the AOD feature useful too, can see the time without always having to turn my wrist to wake it up.
 
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No. I had a first gen SE. I think it was great value and a great watch, but I didn’t buy the S6 because I wasn’t sure if AW was for me. After using that for 18 months I decided that Apple Watch is for me and being in my late 40s I figured it’s worth going to the S8 to get the ECG and larger screen. AOD is a nice to have too, it has much less impact on battery than I thought it would.

Don’t care about temperature at this point but maybe they will make it more useful.

I do think the SE2 is great value, particularly if you don’t need ECG.
 
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I'm curious as to the usefulness of the ECG feature and O2 sensor?

As I understand it, the O2 sensor is accurate but likely not useful. The thinking is if you have low O2, you'd probably be in the hospital already.
The ECG is more for Afib and requires manual testing on a regular basis and geared to those with a known underlying condition.
The regular heart monitor found on all Apple Watches would detect any heartbeat irregularities.

In hindsight, would you have been better off saving $ and getting an SE instead?
I upgraded from a S4 to a S7 ~ 1.5 yrs ago and would never go back to non-AOD, whether or not the add health features are worth it to you, only you can answer.
 
No. I really like AOD. ECG and O2 sensor are nice to have too, even if I don't use them on a regular basis
 
I'm curious as to the usefulness of the ECG feature and O2 sensor?

As I understand it, the O2 sensor is accurate but likely not useful. The thinking is if you have low O2, you'd probably be in the hospital already.
The ECG is more for Afib and requires manual testing on a regular basis and geared to those with a known underlying condition.
The regular heart monitor found on all Apple Watches would detect any heartbeat irregularities.

In hindsight, would you have been better off saving $ and getting an SE instead?
It’s good if you, say, wake up with a headache and are tired all the time. If your O2 is below 95 (93?) while you’re sleeping, you could have sleep apnea and not know it.
 
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