Performance Summary

Quite possibly the most surprising results we saw in our tests were those that compared the MacBook Air to the original Core Duo based MacBook Pro. The MacBook Pro is two years old now and in that time, Apple has managed to offer the same if not better performance as the first MBP in the MacBook Air. Battery life of the first MacBook Pro is also equalled by the Air.

Comparing the top of the line MacBook Pro from 2 years ago to the highest end MacBook Pro today shows the other side of the Moore's Law coin: performance and battery life improves tremendously over time. While Apple can now cram the performance of the first MacBook Pro into the Air's chassis, it can also offer nearly twice the performance and battery life into the same size chassis as the original MBP. Obviously the improvements come from more than just a faster, more efficient CPU (LED backlight, newer hard drive tech, etc...), but the culmination is tremendous.

When looking at the MacBook Air as a 1 - 2 year purchase, the performance difference between a 2 year old MacBook Pro and a present day one is great enough that we'd almost say the somewhat disposable nature of the Air isn't such a big deal. So what if you have to toss it and buy a new one in 2 years? Chances are, you'll probably want to anyways thanks to the sort of performance gains you'll see.

A two year upgrade cycle also puts you in sync (byebyebye) with Intel's major CPU architecture refreshes, theoretically giving you major increases in performance and power each time you snag a new notebook. I honestly didn't realize how slow my MacBook Pro had become until I benchmarked the latest model, the performance/battery life figures speak for themselves.

It's also nice to wonder if the MacBook Air 2 years from now will offer performance similar to the 2.6GHz MacBook Pro we compared to today. With a much faster SSD and 45nm Nehalem based CPU, I think that may actually be a conservative estimate.

Subjective Performance

I've been using a MacBook Pro and a Mac Pro, both originals (that's Core Duo and Core 2 Duo based respectively) ever since their release. The Mac Pro gets regular usage while the MacBook Pro is more for trips or when it's really nice outside. Compared to both of these systems, the MacBook Air doesn't feel sluggish at all.

I opted for the 1.8GHz Core 2 Duo because of the lack of a CPU upgrade path, unlike my Mac Pro which gladly accepted 3.0GHz Xeons when I asked it nicely. For its intended purposes, the MacBook Air performs admirably - and as you'll see from the performance results, it actually does surprisingly well compared to the original MacBook Pro.

By far the most noticeable performance issue has to do with the mechanical disk drive. Spotlight searches, application launches and even boot time are all noticeably slower than I'd like and it's all thanks to that 1.8" 4200RPM HDD.

Sequential transfer speeds of large files isn't a problem, but random small file access (e.g. a Spotlight search) is hard on the drive. Simultaneous reads and writes will also make the disk choke, especially if they are moderately strenuous. Basic web browsing and downloading isn't a big deal, but add some file copies and reading of 10MP images and then you're looking at a frustrating time. The SSD fixes these issues for the most part because of its much improved random read/write performance, thanks to the lack of rotational latency.

Overall I'd say the MacBook Air is the perfect speed for its intended use, even taking into account the disk performance issues. Usually I'm left disappointed by the performance of the ultra portables I've used, but that's because they are generally relying on very low clock speed ULV processors to do all the work. Apple's use of a 1.6 - 1.8GHz Core 2 was the right decision in my opinion.

System Performance: Office '08, File Decompression, Photoshop & Quicktime Battery Life
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  • mattbull08 - Monday, February 18, 2008 - link

    actually a lot less "cool" but a much better option would be a panasonic T5 thicker but lighter than the MBA but with twice the battery life... and that last is really important in something you always carry and use all day, anything which can't go a full day without a charge is just not worth the expense (I know the T5 will do a UK->West Coast flight on a single charge).

    The only real loss is less performance (do you really need it on the road??) and nowhere near as nice a screen.

    Really depends on what your usage is... but I'll get a T5 when my current notebook goes thanks.
  • blumenbach - Thursday, February 14, 2008 - link

    "OK, so then the Sony TX, the Fujitsu P7k, the Toshiba Portege, the Dialogue Flybook, the Panasonic Toughbook, the Dell XPS1210, the Sony SZ, The LG XNote."

    The only one in this list that could compare with the MBA is the Portege, and even here it feels and looks like a plastic toy in comparison to the MBA. The display isn't near as sharp or bright on the Portege, and it's much slower. I owned the Sony, and Anand's review is right on: the cramped keyboard and tiny display made it a definite chore to use ergonomically.

    So, yes, just like the MP3 player (iPod) and smartphone (iPhone) Apple has taken the ultralight class, studied what others have done, and have set a new benchmark by redefining what is possible with these devices.
  • themadmilkman - Thursday, February 14, 2008 - link

    "Redefining what is possible with these devices?" That's taking it a bit far, and I'm a rabid Apple fanatic. The MBA is a first effort, and just that. I spent a good amount of time playing with one at the Apple Store yesterday, and the only thing I can say about it is that it is simply too large. I can do without the ports, the external drive, the non-removable battery, etc., since none of those things really affect how I use my laptop. But if the MBA were reduced to an 11" or even 12" screen with a slightly smaller bezel around the screen, I would buy one. Until then, it's worth it to just carry the extra two pounds and buy a MacBook.
  • ninjit - Wednesday, February 13, 2008 - link

    Regarding the 8 hour time-to-charge you noticed a few times. Did you calibrate the battery when you first got the Macbook Air.

    I've seen similar behavior on Macbook Pros before, when new or after buying a new battery - and it's almost always because the user failed to collaborate the battery initially.

    It's one of those simple things that manufacturers tell people to do (for good reason in this case), but most ignore.
  • Omega215D - Wednesday, February 13, 2008 - link

    I noticed that you missed the page down and page up buttons. I have to say that I like scrolling with the trackpad much better. Place two fingers on it and slide downward makes this a nice feature.

    To me the LED backlighting made the blacks a little richer and less prone to showing bleed like the regular LCD on the MacBook, did you feel this way too? I wished that LED backlighting is available for the regular MacBook like the one I just bought.

    I like the way Apple did keyboard lighting on the Air than the one on the MacBook Pro. Black keys with lighting works much better than lighting on silver keys in my opinion. This being said I get by just fine using the light from the screen to illuminate my keys.

    On a final note, there's no need to miss the right click button on the track pad, I just set the pad to accept clicks and allowed for two finger tapping to be a right click. I find it pretty difficult to go back to other laptops.
  • Omega215D - Wednesday, February 13, 2008 - link

    I noticed that you missed the page down and page up buttons. I have to say that I like scrolling with the trackpad much better. Place two fingers on it and slide downward makes this a nice feature.

    To me the LED backlighting made the blacks a little richer and less prone to showing bleed like the regular LCD on the MacBook, did you feel this way too? I wished that LED backlighting is available for the regular MacBook like the one I just bought.

    I like the way Apple did keyboard lighting on the Air than the one on the MacBook Pro. Black keys with lighting works much better than lighting on silver keys in my opinion. This being said I get by just fine using the light from the screen to illuminate my keys.
  • bpurkapi - Wednesday, February 13, 2008 - link

    When I first heard rumors of the Air I was excited. But seeing that there is no opportunity to upgrade it is worthless to me. For $1800 the ability to upgrade should be standard. This makes me really enjoy the smaller and more affordable EEEpc. If the purpose is just basic internet and note taking the EEE is a much better choice for a college kid, then the overpriced Air. I see the air as a status notebook, at 13.3 it is not really an ultra portable, yes it is light but the form factor is not that portable. I believe the size of the EEE is about as small as one can go without serious drawbacks. I think the Air will sell like the iTV. I just wonder why Apple would release this subpar product following the iPhone? You would think it would have been a tablet and actually had a smaller form factor. As of now the Air is worthless compared to other portables. Why would anyone buy this when the Macbook has better specs and is only 2 pounds more. The thinness of the Air is a gimmick and really doesn't provide much more portability.
  • Griswold - Tuesday, February 19, 2008 - link

    But its a clear winner! This is why:

    http://www.abload.de/image.php?img=macbookcommodor...">http://www.abload.de/image.php?img=macbookcommodor...
  • Mathue - Thursday, February 14, 2008 - link

    ""EEEpc. If the purpose is just basic internet and note taking the EEE is a much better choice for a college kid""


    I dunno, the EEEpc is way too small. In my job on the road, field and office I need a light machine that has REAL keys. My fingers are large since I do actually do 'work' in addition my eyesight isn't what it once was. The tiny screen on the EEEpc might as well be an iPhone with the text size. And for heavens sake, if the 'Surf' EEEpc has a RAM slot, darn-it, put a door on it so you don't have the pull the machine apart! I also, much as I dislike it, must have perfect Word, Excel and Powerpoint compatibility, (Watching a colleague running Ubuntu on a Thinkpad July of last year for a pre-made company presentation was painful) the OEM linux 'office like' application doesn't give me that, at least there is office on the Mac. And don't say run XP on one of those, I deal with enough XP foibles as it is then to have to run it on a 7" screen with cramped keys. As it is the Air probably barely fits for me, but the EEEpc just goes way too far size wise and is even less of use.
  • brianb - Friday, February 15, 2008 - link

    I can't wait for Anandtech to review the Lenovo X300 and do a side-by-side comparison:

    http://www.maccomplainer.com/macbook-complaints/le...">http://www.maccomplainer.com/macbook-complaints/le...

    I still think the main disadvantage of the MB is the 4200 RPM PATA. If I were a business user, the HD speed would drive me insane with all the documents and spreadsheets I may have to edit on the plane, train, etc.

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