Battery Life

The OMAP 3430 delivered an interesting mix of battery life conclusions. It's interesting to see how much of the battery savings is implementation, radio chipset, and OS. Thankfully, we have the opportunity to do so here with the N900 and Motorola Droid.

Of course, the Motorola Droid is on Verizon, meaning our call test uses a CDMA 1xRTT '2.5G' network for voice, and '3G'r EV-DO for data. Our N900 came with an AT&T SIM, and unfortunately I don't have any T-Mobile SIMs laying around, so the call test used '2G' GSM voice, and '2.75G' EDGE-GPRS for data. That makes direct comparisons a bit tricky - though in practice it's easy to get a feel for what 3G calling and data on the N900 will be - it will be less than what we measured here for the 2G case.



I was shocked when I saw the call time numbers for the Motorola Droid, and ran the test 2 more times - all with the same outcome. If call time is what's important to you, the choice is a no-brainer. On the other hand, the N900 easily bests the Motorola Droid for WiFi browsing time, though 3G web browsing isn't a good comparison because of the EV-DO versus EDGE difference.

It's clear that battery life is very much an OS stack and radio stack dependent problem, even though we're running the same SoC. Remember that the N900 is running the 3430 at 600 MHz, and the Motorola Droid is running at 550 MHz.

OMAP 3430 Performance Speakerphone Loudness
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  • tarunactivity - Thursday, June 10, 2010 - link

    a notable omission:

    The FM receiver on the N900 requires Bluetooth to be switched on. So if you want FM, you need to plugin your earphones + enable bluetooth.

    Kind of counter productive , if you ask me,and surely a waste of power.
  • Brian Klug - Friday, June 11, 2010 - link

    Ahh, you're totally right. I think I glossed over that because I already had Bluetooth on, but it makes sense now since the FM radio is on that same piece of silicon.

    I wonder how much of a difference it makes on battery - had it disabled for those other tests of course.

    -Brian Klug
  • asdasd246246 - Thursday, June 10, 2010 - link

    I'm sure the Nokia has sweet hardware, but it's still all plastic..
    Plastic screen that will scratch the first 10 minutes you own it, and a friend has a similar model without a keyboard, and the plasticness is so horrible I shudder.. -_-
  • legoman666 - Thursday, June 10, 2010 - link

    I've had the N900 since last November. No screen protector, no case. Not 1 scratch. So speak for yourself, maybe you ought to put your phone in a separate pocket as your keys.
  • legoman666 - Thursday, June 10, 2010 - link

    back: http://imgur.com/tf6RE.jpg

    front: http://imgur.com/XDsyI.jpg
  • akse - Friday, June 11, 2010 - link

    The case is somewhat plastic yeah.. but it hasn't really bothered me so much. I have only a few tiny tiny scratches on the screen, you can only spot them by mirroring a clean screen against bright light.

    At the back I have a few bigger scratches because the phone fell on concrete..
  • Calin - Friday, June 11, 2010 - link

    I have a 1200-series Nokia phone, which I keep in the same pocket as the keys, and the display is in a serviceable condition after more than two years of abuse
  • arnavvdesai - Thursday, June 10, 2010 - link

    Actually, the Symbian OS- Nokia's No.1 Smartphone OS is more open with entire OS(including the core APIs) being Open Source. Symbian is more open than Android.
  • Talcite - Friday, June 11, 2010 - link

    That's only true for symbian^3 and newer OSes. Only the Nokia N8 is currently shipping S^3 I believe.

    You should also mention that the Maemo 5 OS has many binary packages to get all the cellular hardware and PowerVR GPU working.

    Anyways, it definitely has more support for the FOSS community than android though as far as I know. You're free to flash your own ROMs without needing to root it and you don't need to do weird stuff with java VMs. Just a simple recompile for ARM and support for Qt I think.
  • teohhanhui - Friday, June 11, 2010 - link

    Nokia N8 is still far from "currently shipping"...

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