Core Duo T2400 1.83GHz was built in Sony Vaio VGN-SZ220 laptop comparing to Centrino Duo T2300 1.66Ghz in Sony Vaio VGN-FE28B.
We prefere more 15.4" monitor on Sony Vaio VGN-FE28B than 13.3" monitor on Sony Vaio VGN-SZ220.
Maximum screen resolution (1280x800) is same on both laptops.
RAM memory was on both laptops 1GB.
Travellers might find Sony Vaio VGN-SZ220 more suitable with its weight of 1.86kg comparing to Sony Vaio VGN-FE28B with 2.95kg.
Nvidia Go 7400 is built-in video card on both laptops.
Graphic cards on Sony Vaio VGN-SZ220 have its own memory (128MB) and therefore mainboard's memory controller works faster.
More storage for multimedia were available at Sony Vaio VGN-SZ220 (greater space on hard drive).
Disadvantage of Sony Vaio VGN-SZ220 is lack of bluetooth which you might need for some mobile devices and cameras.
Infrared, which is needed for communication with some mobile phones is available only on Sony Vaio VGN-FE28B.
Firewire (IEEE 1394) isn't built in Sony Vaio VGN-FE28B.
These laptops have PCMCIA.
If you sometimes travel to destination without broadband connection, you don't have to worry since both laptops have internal modems.
Cardreaders are available in both notebooks.
Disadvantage of both is lack of DVI output for connection to some modern TFT monitors.
Both notebooks are equipped with stardard 54Mbit/s wireless.
The lack of webcamera in both models makes them bad in video conferencing.
Operating system on both is XP Media Center.
There are some special software suits and software packs with both : Adobe Acrobat Elements 7.0 with Sony Vaio VGN-FE28B and Works 8.5 with Sony Vaio VGN-SZ220.
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