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I played with my friends 6 today. There is no doubt about it, the 6 performs better than the 6+. it was very smooth and exhibited no lag that the 6+ had. I was also able to keep at least 6 programs in multitasking. When I had the 6+, 2-3 was the most I would get along with 2-3 Safari tabs.
 
Let's be honest. The 6+ lags.


I notice lag in most apps when rendering content, and I notice glitches where the app downscales, even in Apples own safari.

One minute the content will be fine, the next it glitches and downsizes.

Is this an iOS problem or is it hardware?

I didn't spend $1200 on an unlocked phone to have considerably more lag than I ever did on the year old 5S.

Pissing me off....

Or do I have a faulty unit with a faulty graphics chip?

Everything else about the phone is awesome. I just didn't expect this to ever be a problem. Why downscale if it's going to cause noticeable lag? Just make the developers write code for the new Resolution.


mine doesnt lag. its lightning fast. you should take that in.
 
Actually, that the iPhone 6 Plus downsamples is very interesting. It removes the aliased look from fonts, too. Some video games do this to *improve* image quality, fyi.

I know but you have to admit that downsampling gets rarely done on computer or tv screens with retina level ppi (actually there are almost none). So one can argue if downsampling is a good idea on retina screens.

Actually, when comparing the iphone 6 to the 6 plus screen, the iphone 6 was even sharper on some occasions. Take a look at the photo app icon on the 6 and the 6 plus. You can clearly see that the 6 icon is sharper and the 6 plus icon is softer due to downsampling.
 
Do you guys get an accelerometer lag/stuck when taking photos or switching between apps? I constantly have to turn the phone the other way for it to finally get the correct orientation.
 
Do you guys get an accelerometer lag/stuck when taking photos or switching between apps? I constantly have to turn the phone the other way for it to finally get the correct orientation.

Screen rotation issues is are the only thing I've noticed as problematic with my 6+, especially with photos. Sometimes it seems like the Photos app thinks you were holding the phone in the opposite orientation than you actually were.

Other than that I experience no perceptible lag or other glitches.

EDIT: just thinking out loud, I wonder if folks with 16GB phones are more prone to lags than those with larger memory, owed to less overhead for virtual memory?
 
The only time I seem to be able to reproduce 'lag' 100% of the time is when I go into the Settings to change my wallpaper. Scrolling through the Apple default wallpapers creates a noticeable jittery effect.

Anybody else experience this?

I can confirm the issue on the iPad rMini which leads me to believe it's an iOS 8 optimization issue very similar to the early months of the original rMBP. Yes, one year from now the 6S will not likely have this issue. The 6+ however, will also have drastically improved.
 
The only time I seem to be able to reproduce 'lag' 100% of the time is when I go into the Settings to change my wallpaper. Scrolling through the Apple default wallpapers creates a noticeable jittery effect.

Anybody else experience this?

It is actually the same with the normal 6
 
Micro stuttering is a good description. I also hear people describe it as dropping frames.

That's exactly what it is. This is the same issue that has ailed Android for years. Apple has gotten it right for every device except this one (and iPad 3 of course).

Downscaling is a hack. They should have waited to get the resolution panels they wanted. That's what Tim Cook says Apple supposedly does. Only release when it's ready.
 
I'd agree that there is some stuttering, my 6 plus seems to scroll badly, stuttering in safari in fact much worse than my worn out galaxy s3 did, not what I was really expecting moving to the iPhone and its making me undecided at the moment if I'll end up keeping the phone long term as I'm considering giving it a month or so to see if a software update helps and If not I may end up selling and getting a Sony z3.
 
I'd agree that there is some stuttering, my 6 plus seems to scroll badly, stuttering in safari in fact much worse than my worn out galaxy s3 did, not what I was really expecting moving to the iPhone and its making me undecided at the moment if I'll end up keeping the phone long term as I'm considering giving it a month or so to see if a software update helps and If not I may end up selling and getting a Sony z3.

The Z3 looks like it's a great phone (I'm in the U.S. so I have yet to be able to try one) with fantastic battery life, but in theory the A8 has much better performance than the Snapdragon 801 in the Z3, so ultimately I'd expect the 6 Plus to outperform it once Apple optimizes iOS 8.
 
The Z3 looks like it's a great phone (I'm in the U.S. so I have yet to be able to try one) with fantastic battery life, but in theory the A8 has much better performance than the Snapdragon 801 in the Z3, so ultimately I'd expect the 6 Plus to outperform it once Apple optimizes iOS 8.


Let's hope so as there is a lot I like about the iPhone and really don't want to switch, loving the slo mo video!
 
Screen rotation issues is are the only thing I've noticed as problematic with my 6+, especially with photos. Sometimes it seems like the Photos app thinks you were holding the phone in the opposite orientation than you actually were.

Other than that I experience no perceptible lag or other glitches.

EDIT: just thinking out loud, I wonder if folks with 16GB phones are more prone to lags than those with larger memory, owed to less overhead for virtual memory?

Bingo, that's exactly what happens to me.
 
I played with my friends 6 today. There is no doubt about it, the 6 performs better than the 6+. it was very smooth and exhibited no lag that the 6+ had. I was also able to keep at least 6 programs in multitasking. When I had the 6+, 2-3 was the most I would get along with 2-3 Safari tabs.

Your comment is making me wonder whether the 6 Plus chews up more RAM during normal usage than the 6. I monitor wired & active RAM usage with an app called system status. If you have access to it, could you comment on what usage is looking like after opening a routine set of apps (safari, email, etc)?

Because of how aggressively iOS caches apps that aren't on the screen, I'm not really finding any issues with lots of app reloading or tab reloading on the regular 6, provided I re-open the tab within half a day or do.
 
EDIT: just thinking out loud, I wonder if folks with 16GB phones are more prone to lags than those with larger memory, owed to less overhead for virtual memory?

That's an interesting theory, particularly considering this tidbit about the insane sequential read (and write) speed of the NAND in iPhone 6 and 6 Plus from Anandtech's review (see graph below). Aggressive caching might be a sufficient substitute for holding apps in RAM when the NAND is this fast. Obviously not as fast as RAM, but fast enough to hold inactive apps for quick recall.
 

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That's an interesting theory, particularly considering this tidbit about the insane sequential read (and write) speed of the NAND in iPhone 6 and 6 Plus from Anandtech's review (see graph below). Aggressive caching might be a sufficient substitute for holding apps in RAM when the NAND is this fast. Obviously not as fast as RAM, but fast enough to hold inactive apps for quick recall.

I don't think so. IOS doesn't use virtual memory like OSX does.
 
Your comment is making me wonder whether the 6 Plus chews up more RAM during normal usage than the 6. I monitor wired & active RAM usage with an app called system status. If you have access to it, could you comment on what usage is looking like after opening a routine set of apps (safari, email, etc)?

Because of how aggressively iOS caches apps that aren't on the screen, I'm not really finding any issues with lots of app reloading or tab reloading on the regular 6, provided I re-open the tab within half a day or do.

It probably does. Maybe the desktop scaler is chewing up a slice of RAM to downscale. I returned my 6+, so I can't run the program.
 
That's an interesting theory, particularly considering this tidbit about the insane sequential read (and write) speed of the NAND in iPhone 6 and 6 Plus from Anandtech's review (see graph below). Aggressive caching might be a sufficient substitute for holding apps in RAM when the NAND is this fast. Obviously not as fast as RAM, but fast enough to hold inactive apps for quick recall.

It's not a sufficient substitute at all. Never has been. Instead of "obviously not as fast as RAM" you should be saying "obviously still not even remotely close to being as fast as ram"
 
Speaking as an owner of the 4.7" 6 who's on the fence about switching: if I were you, I'd try to focus on the fact that it's part of a trade-off that gives you a higher ppi than the 4.7" 6, plus OIS and 20-40% better battery life.

I agree, of course, that it does indeed suck that they did it this way.

Edit: One other advantage for the 6 Plus is that zoomed mode takes the 667x375 points of the 4.7" 6 and then scales them @ 3x to 2001x1125, and then downscales to 1920x1080. If they had an even scaling factor for standard mode, then the zoomed mode would have likely been stuck rendering at a resolution below the display resolution. Their downscaling solution allows both standard and zoomed modes to be accommodated without either being completely crippled.


I'm in a similar boat. Have you decided about switching? I'm also beginning to think of it like you're saying...I need that extra battery life but am I willing to accept the trade off when it comes to buttery smoothness?
 
It's not a sufficient substitute at all. Never has been. Instead of "obviously not as fast as RAM" you should be saying "obviously still not even remotely close to being as fast as ram"

Your post is unnecessarily belligerent and quite ignorant. The exact degree to which NAND is slower than LPDDR3 is inconsequential when the NAND isn't being used to run an active program. If its purpose is merely to store and recall inactive apps to RAM, then 250 MB/sec of sequential read is sufficient to pull most apps back into RAM in a fraction of a second.

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I'm in a similar boat. Have you decided about switching? I'm also beginning to think of it like you're saying...I need that extra battery life but am I willing to accept the trade off when it comes to buttery smoothness?

I haven't decided. The ability to comfortably put the 6 Plus with a silicone case on it in my front jeans pocket is actually a bigger concern to me than potential lag issues. For suit pants it's no issue, but I still like boot cut jeans.
 
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