Processor on our Sony Vaio VGN-SZ220 we've tested was Core Duo T2400 1.83GHz, and on Gateway MX6446 was Turion64 2.0GHz.
We think 15.4 inch screen at MX6446 is better than 13.3 inch screen wide at Vaio VGN-SZ220.
We've got both notebooks with 1GB of RAM memory.
Sony Vaio VGN-SZ220 weights 1.86kg, but Gateway MX6446 is less suitable for travellers with 2.86kg.
Video card in use in Sony Vaio VGN-SZ220 is Nvidia Go 7400 and in Gateway MX6446 is ATI XPRESS 1150.
Sony Vaio VGN-SZ220 seems to be better for gamers with 128MB of dedicated video memory.
Sony Vaio VGN-SZ220 had more hard disk space (120 GB) - definetly something which users who think to hold movies on it will like.
Sony Vaio VGN-SZ220 laptop have faster hard drive rotating on 5400rpm.
Firewire useful for some video equipment communication is built-in both laptops.
PCMCIA useful for some TV card for laptops is built in both laptops.
Both laptops have built-in internal modem which you need somewhere where broadband internet isn't available.
These laptops have cardreaders inside them.
These laptops don't have DVI output to allow you to see screen on some bigger modern TFT monitors.
Operating system is XP Media Center on both.
There are some special software suits and software packs with both : Works 8.5, Money 2006 with Gateway MX6446 and Works 8.5 with Sony Vaio VGN-SZ220.
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