Processor in Sony Vaio VGN-SZ220 is Core Duo T2400 1.83GHz and in Sony Vaio VGN-FE31Z is Core 2 Duo T5600 1.83GHz.
We prefere 15.4 inch wide screen size at model Vaio VGN-FE31Z than 13.3 built at model Vaio VGN-SZ220.
Both laptops have maximum declared screen resolution 1280x800.
Although memory could easily be expanded, 2GB on Vaio VGN-FE31Z versus 1GB on Vaio VGN-SZ220 might be significant difference.
Both Sony Vaio VGN-SZ220 and Sony Vaio VGN-FE31Z on our test had same amount of maximum RAM memory they can support - 2GB.
Travellers might find Sony Vaio VGN-SZ220 more suitable with weight of 1.86kg comparing to Sony Vaio VGN-FE31Z with 2.82kg.
Video card inside Vaio VGN-SZ220 is Nvidia Go 7400 and other laptop has Nvidia Go 7600 inside.
Graphic cards on Sony Vaio VGN-SZ220 have own memory (128MB) and therefore mainboard's memory controller works faster.
More storage for multimedia were available at Sony Vaio VGN-FE31Z (more conforable space on hard disk).
We do not have preference on their hard drive speed - 5400 rpm have both.
There are no bluetooth devices on Sony Vaio VGN-SZ220 and that might be disadvantage.
If you have infrared enabled devices if you buy Sony Vaio VGN-SZ220 you won't be enabled to communicate with them.
Both notebooks have cardreaders.
It is bad that these notebooks cannot be connected to some new monitors since they don't have DVI.
Only Sony Vaio VGN-FE31Z has web camera useful for video conferencing.
Both came with XP Media Center on them.
Sony Vaio VGN-FE31Z came with Adobe Acrobat Elements 7.0, Works, Photshop Elements, DV Gate Plus, WinDVD, Roxio Digital Media SE7, Norton Internet Security 2006, Skype 2,0 as additional software, and Sony Vaio VGN-SZ220 came with Works 8.5.
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