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themoffster

macrumors regular
Original poster
Apr 26, 2011
151
0
I've got a 4S and the wife has a 4.
Does upgrading to iOS 7 have any drawbacks? I.e. performance or certain features not available?

Thanks
 
iOS7 works flawlessly on my 4S. No battery issues, no lag, no glitches.

Works just as seamlessly as it did on 6.0.

I did a restore, iTunes install and set up as new.

NO COMPLAINTS. 4S is still running beastly! :D
 
It runs fine on my 4S. Some little lags and stuttering here and there but nothing I can't stand.
 
Can iPhone 4 and 4S handle iOS 7?

Define "smooth". A lot of people are saying the animation framerate is bad.

From what I have seen, people are not complaining about the animation framerate, they are complaining about the animation duration (and the fact that they are non-interruptible.)
 
Running nicely on my 4S, however it is KILLING my battery life. 2 hours of moderate use (a little podcast playing and occasional email checking) takes it from 100% to 55%). I'm fine because I'm gonna upgrade my phone soon anyway, but if you're sticking with the 4S for a while, you may want to read up on the battery issue or wait for an iOS update.
 
It's run well enough on my 4S to use everyday no problem. Some stuttering/jerkiness randomly in animations. The 5 is noticeably smoother.
 
iOS 7 is trash on my iPhone 4.

Animations are slow and lagging
imessage is slow and laggy
good luck changing wallpapers
Transitions in an out of the multitasking card view are slow

Safari is fast
and my apps seem to be working fine
 
It's working fine on my 4S. The battery took a big hit, but I turned off the Background App Refresh and that seemed to help it a lot.
 
Isn't there already a multitude of threads regarding performance on these devices? The search function would reveal that ;)
 
Running fine on my iPhone 4.

It is a bit laggy but not worse than ios6 was. As someone mentioned taking photos is much much faster than it was with ios6.
 
iOS 7 runs fine on my iPhone 4

Reset my iPhone w/o iTunes then updated OTA to iOS 7 and then reset it again.

I have to say, I'm impressed iOS 7 hasn't made the iPhone 4 unusable compared to updating the iPad 1 to iOS 5 which caused it to slow and crash significantly. I feared iOS 7 would totally make the iPhone 4 unusable. Its slightly slower than before, but no crashes and the animations while slower don't stutter.

Passcode
Entering a passcode is a little bit faster now, mainly to do with how the numbers are shaped now. iOS 6 tight square-spaced numbers made it harder to enter, its much easier now with iOS7's circled and more spaced out icons. Icons appearing takes a second longer due to the new animation.

Notification Center/Control Center
No lag what so ever. Yes, it doesn't have the blur effects newer devices have. Spotlight to me is better than iOS 6. There was a little bit of lag when you swiped to the left on iOS 6.

Core Apps
This is when I begin to notice a little slow down.

Phone, Mail, Messages, Photos, Weather, Clock, Notes, Reminders, and Game Center I noticed a 2-3 second delay. Game Center was by far the worst, took about 5 seconds to load.

Safari, Music, Camera, Maps, Videos, iTunes Store, App Store, and Settings I felt were either able to be a little faster or at least maintain its loading time considering all the new features added.

Battery Life (charged it over night, started using it at 7:30 AM)
100% - 7:30 AM
50% - 3:16 PM

iPhone Usage Data (Time Since Last Full Charge)
Usage - 3 hours 23 minutes
Standby - 7 hours 38 minutes

-Wi-Fi and 3G turned on
-Bluetooth turned off
-Brightness set at 50%

Apps
I only downloaded apps that supported iOS 7 and had newer UI elements. Most of them worked fine, Facebook had the worst lag and took a good 6-8 seconds to load. Evernote, OpenTable, Pocket, Shazam, and TED were fine.
 
It's working fine on my iPhone 4. It runs at about the same speed as 6.1.3, which was always fast and smooth on my phone. Apps take some time to load as usual but all of the animations are smooth.
 
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