FaceTime

Meet Manveer. I’ve known him since I was in the 6th grade. Somewhere around the 8th grade we started a ritual of calling each other every day after school and talking about video games, computers and dumb things that happened at school. We talked on the phone for hours. Back in those days we would even play the same game on separate computers while talking on the phone. It was a precursor to voice chat in gaming networks like Steam or Xbox Live. It was ridiculous amounts of fun.


Manveer is up in the corner, the crazy guy is yours truly

Tonight Manveer and I FaceTimed. It’s the feature I wish we had when we were back in middle school. These days it’s a lot harder to explain why you’ve got some random dude’s face on your phone talking to you about completely pointless things at 12:54AM on a Tuesday night. I spent part of the chat covering one of the lights in my room with my head and calling it an Anand Head Eclipse. At the risk of further embarrassing myself publicly, it was fun.

For those of you who don’t know, FaceTime is Apple’s VoIP protocol built into the iPhone 4.

Granted we’ve been able to do this sort of thing for quite a while now over instant messenger networks. Integration into your smartphone is just the next logical step, and in the right conditions it works very well.

The first requirement is that both users need to have an iPhone 4 obviously. Both also need to be on WiFi. While the FaceTime icon will appear if you call another iPhone 4, if you try to activate the connection you’ll get this error unless you’re on WiFi:

With a bit of poor UI design Apple will actually display a FaceTime icon with a question mark in it if you call another iOS phone. Trying to activate FaceTime however gives you an error.

FaceTime requires roughly 100 - 150Kbps of bandwidth in both directions to work smoothly. The download should be fine but the upload is pretty high given that many broadband providers in the US are ridiculously stingy with their upload bandwidth. For FaceTime to work well you can’t be uploading or downloading anything large in the background, or if you are just throttle everything else to give you enough bandwidth to work with.

The next problem with FaceTime is the iPhone 4 lacks an absolutely necessary integrated stand. HTC got it perfect with the EVO 4G, unfortunately the 4 has no such thing. The closest you can get is Apple’s iPhone 4 dock, it’ll set you back $29 but it’s necessary to prevent you from getting tired holding your phone out in front of you. Laying the 4 down on your desk while you FaceTime just gives the person on the other end of the line a great view of your nostrils. Not very welcoming.


This is the on-table view of FaceTime, you need a stand

Even once you’ve met all of the requirements it’s still not a guaranteed thing. Even with ample bandwidth I had one FaceTime chat stall in the middle of the chat. My incoming feed froze and I had to wait a couple of seconds for it to resume. I also had a problem where FaceTime would fail to start on the first try. A subsequent try fixed it.

As you'll see in our camera investigation, the low light performance of the 4's front facing camera is horrid. Couple that with FaceTime and you will get bad image quality if you're not in a well lit room:


Ugh, what is this, 1998?

While in FaceTime you can easily switch between front and rear cameras by tapping the camera icon in the lower right corner. Unfortunately the compression on the video is enough to render text illegible while in FaceTime:


This was taken using the rear facing camera over FT

Obviously everyone knows where FaceTime is going. Apple is supposedly opening the protocol up to all developers, so you’d be able to theoretically build desktop and other smartphone FaceTime clients. And ultimately as mobile broadband speeds (hello WiMAX and LTE) improve the WiFi requirement will be dropped. But is it a good feature today?

It really depends on who you know with an iPhone 4. If you’ve got a Manveer, absolutely - the feature is worth it. If you have a bunch of casual acquaintances with iPhone 4s, probably not. It’s only useful if you know the person on the other side very well.

There is one other major benefit to FaceTime. Once enabled your call is routed over WiFi to the Internet, not AT&T’s 3G network. It doesn’t use any of your plan’s minutes and more importantly, voice quality is much improved over a regular 3G/EDGE phone call. It’s VoIP, not a crappy cell connection. Even if you just cover the camera it’s actually better to make calls over FaceTime than 3G based on the sound quality alone.

Camera Usability Sidebar: Luxa2 H1-Touch, a Great FaceTime Stand
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  • Stuka87 - Wednesday, June 30, 2010 - link

    Yet another top notch, in depth review Anand. I love the amount of depth you add to any review.

    One question, on the first page you refer to the SoC used in many Android devices as "Scorpion" rather than "Snapdragon." Is there an actual difference, or just different names for the same device? Or perhap Scorpion is more specific to the revision?

    I am still thinking that for now I will keep my 3GS. next year when its time to upgrade, a new better iPhone will be out anyway.
  • Spoelie - Wednesday, June 30, 2010 - link

    Scorpion is the CPU, Snapdragon is the entire SoC (with gpu etc etc)
  • brandonicus - Wednesday, June 30, 2010 - link

    Still reading the review, but from the first page pictures I have to ask...Did you already scratch your iPhone to hell? When seeing the front side comparison with the Nexus One I thought the iPhone looked terrible. Bad pictures? Or does it just scratch really easy?...I'm sure later in the review I'll read that you threw it on the ground a few dozen times :)
  • ipredroid - Wednesday, June 30, 2010 - link

    Many of your in-depth reviews have helped me decide on how to customize/purchase/learn about a product. Nevermind people saying you (Shimpi) are bias towards a product. People are just annoyed at anything Apple related because the media won't shut up about Apple. I realize you are smart enough not to respond to random haters and treat those here with respect and even respond to comments or questions. Thank you to the AnandTech team!
  • The0ne - Wednesday, June 30, 2010 - link

    Don't be a fool, many of us here are here at Anandtech because first many of us do like Anadtech ever since he started his site, secondly the reviews are good in general and lastly because most of us are either engineers or in the computer related field.

    What most of us criticized are valid to some extent. What I've criticized is immensely valid. Do the test and write the review without any type of unjustified opinions included. And if it's not too much trouble be CONSISTENT. I don't go around testing similar products every which way. I'm not saying Anandtech does this all the time but I get really annoy when things are not consistent from one review to the next; meaning testing was not consistent and thus results could be dark matter for all I know.
  • ipredroid - Wednesday, June 30, 2010 - link

    You Proved my point, you randomly hated on a general comment I made, (which I made to no one in particular). No one here is a fool. Base your opinions off of facts not general assersens of which you are speculating. Misplaced criticism based on speculation is for tabloids. Which is unfortunately how you come across when you call people fools and bash with out facts. I'm sure you realize how Hypocritical you are being. You are entitled to your opinion of course but your ignorance shows when you don't base off of facts. (Referring to antenna issue) Apple and Google are both guilty of faulty antennas saying either company's engineers didn't test properly is just silly.
  • The0ne - Thursday, July 1, 2010 - link

    Your comprehension is misplaced. When I called you a "fool" it was in referenced to you saying.

    "Nevermind people saying you (Shimpi) are bias towards a product. People are just annoyed at anything Apple related because the media won't shut up about Apple. I realize you are smart enough not to respond to random haters and treat those here with respect and even respond to comments or questions. Thank you to the AnandTech team!"

    In short you are saying that some of us that have differing opinions on the subject matter are idiots and that Anand is smart to avoid us and our lame comments. That is pretty much your entire take on it. All I'm saying is that there are many professionals as members here on Anandtech, many of which are very intelligent. Assuming we're that dumb is foolish, and hence the use of the word "fool."

    I'm sorry, this Antenna issue is a laughing stock to any respectable engineer. If could have only gone into the finish product by decisions made against the respectable Engineer(s). Whether you choose to believe otherwise is irrelevant because the FACT remains the problem is a basic one. Whether it's Apple, Google or our company is irrelevant as well. The discussion here is Apple iphone, thus the blame is directed at Apple. That does not imply it is ONLY Apple that does this.

    And lastly where do you get off telling me I'm ignorant because of my "hate." Where is this hate you are talking about? You're making things up to justify your own means to have something to say to me, less the lack of comprehension in the first place. As for what I've said, that is very general. Why is asking "Do the test and write the review without any type of unjustified opinions included" full of hate?

    Sorry you got the wrong idea of my original response.
  • ipredroid - Thursday, July 1, 2010 - link

    I never said you were ignorant because of your hate... read it again... lol. Ignorant for calling me a fool and baseless facts (thank you for the apology). I even stated you ( everyone is) entitled to their opinion. Just stating some people comes across as "haters". People complain about everything, it is easier to see the bad rather than the good, human nature maybe.

    Anyways, I could careless, meant it as a thank you of sorts to the AnandTech team. Not to belittle other bloggers posts. To the overly negative with out sensible reasoning, yes. You, no. I enjoy reading others posts and rarely comment. I did this time because work put into the review by the AnandTech team seemed to be under appreciated in this review and I commented.

    Of course anyone that runs a business isn't going to respond to distasteful posts rudely that wouldn't be smart. Not that those who are "haters" are idiots, even though they certainly can be.
  • IKeelU - Wednesday, June 30, 2010 - link

    I liked the review. It seemed objective to me and I appreciate that the phone and OS were covered separately.

    Something that wasn't addressed: will the straight edges of the iPhone4 cause damage to one's pants (or one's purse)? My old Sony Ericsson candybar phone actually caused damage to the lining of my left pocket after several months of use. It seems like the iPhone4's edges are the sharpest-ever in a phone...

    Though I must disagree about the iPhone 4 making the N1 look dated. In those photos, at least, the N1 looks way sexier to me.*

    * I own an N1 ;)
  • tdream - Wednesday, June 30, 2010 - link

    First of all calling the iphone 4 styling uptodate just because its new doesn't make any sense. Jobs says its like an OLD Lecia camera... The 3GS doesn't look dated in the objective sense. If you were to place these two devices in a test, a control group and another which was bombarded with marketing spiel (like the world has) you would get a vastly different viewpoint. Sharp edges are out, just because Apple have run out of ideas decided to be different doesn't mean it's better. Eg glossy vs matte, Apple have made matte cool again... even though all of my monitors are matte. Apple will do anything to be different and stand out, doesn't make it better though.

    Once again you ignore your own data and say the IPhone 4 is better than the 3GS even though in every case you tested it CLEARLY isn't. It a problem, you know it, Apple knows it, and now everyone in the world knows it. You "feel its better", well then if you feel it then I must feel it too right. Glad we live in a world which values science and facts too. Sorry but you're falling into Apple's main ploy right here, it's magical...

    However the rest of your article remains fairly objective and up to your old high standards.

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