This post doens't make sense.
You should list your issues.
Any problems here.
Turning off all the services in order to get more battery life won't make the device better, IMHO.
Actually it is possible to get 10 hrs even on OOS by turning off all the services that make our device great.
Personally I prefer to get 4-5 hrs of...
For me that's not true.
At the moment I have Facebook, Instagram and Messenger installed on my phone. Any draining issue.
The real problem stands in...
Dafuq are talking about
I bought a Spigen Neo Hybrid from Amazon for 15€. It's great.
It works fine
Sorry, forgot one thing.
Before doing that, go to Google Play Services, tap on 3 dots on the top and unistall updates.
Then update Google PS from...
Settings > Apps > Google Play Services > Modify system settings and set to 'No'. Then reboot your device and clean cache from recovery.
I would advise you to setup Google Play Services in a correct way.
That's the only one thing that helped me with battery drain issue.
Same for me. Very high consumption from Google Play Services
Is it stable enough?
Nothing wrong with iPhone for me.
I had an iPhone 6 before buying OP3 and I was satisfied.