Central processor unit in Acer Aspire 9512WSMi Gamer is Core 2 Duo T7200 2.0GHz and in Sony Vaio VGN-FE31Z is Core 2 Duo T5600 1.83GHz.
Screen size at Acer Aspire 9512WSMi Gamer is quite larger with its 17" than Sony Vaio VGN-FE31Z with its 15.4".
With its declared 1440x900 maximum screen resolution Acer Aspire 9512WSMi Gamer laptop beats Sony Vaio VGN-FE31Z with its 1280x800.
Although memory could easily be expanded, 2GB on Vaio VGN-FE31Z versus 1GB on Aspire 9512WSMi Gamer might be significant difference.
Vaio VGN-FE31Z allows maximum 2GB RAM - higher than Aspire 9512WSMi Gamer (-1GB RAM).
Travellers might find Sony Vaio VGN-FE31Z more suitable with weight of 2.82kg comparing to Acer Aspire 9512WSMi Gamer with 3.95kg.
Graphic card inside Aspire 9512WSMi Gamer is Nvidia Go7900GS and other laptop uses Nvidia Go 7600.
Acer Aspire 9512WSMi Gamer seems to be better for gamers with 512MB of dedicated video memory.
Acer Aspire 9512WSMi Gamer laptop is more suitable with its 240GB hard drive for storing bunch of media information like music .
Luckily, whatever you choose you would have bluetooth device for communication with other devices.
Infrared is built-in just in Acer Aspire 9512WSMi Gamer.
Both laptops have firewire which some camcorders use.
Both laptops have cardreader.
DVI output which Acer Aspire 9512WSMi Gamer notebook has allows you to see its screen onto bigger modern monitors.
Only Aspire 9512WSMi Gamer has TV output.
Laptops are able to use standard 54Mbit/s wireless .
It is nice to do video conferencing with these laptops since they have internal web cameras.
Operating system is XP Home on Acer Aspire 9512WSMi Gamer and XP Media Center on Sony Vaio VGN-FE31Z.
Only Sony Vaio VGN-FE31Z has some additional software : Adobe Acrobat Elements 7.0, Works, Photshop Elements, DV Gate Plus, WinDVD, Roxio Digital Media SE7, Norton Internet Security 2006, Skype 2,0.
It is worthy to note that Acer Aspire 9512WSMi Gamer has two hard disks of 120 in RAID. Also Sony Vaio VGN-FE31Z has some notable speciality - .
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