Laptop Sony Vaio VGN-AR190G has Core 2 Duo T7200 2.0GHz processor inside and laptop Panasonic Toughbook CG-18 has Centrino 753 Ultra Low Voltage 1.2GHz CPU.
We prefere 17 inch wide screen size at model Vaio VGN-AR190G than 10.3 built at model Toughbook CG-18.
If you like higher screen resolutions than you might decide that Sony Vaio VGN-AR190G is better with its 1920x1200 than Panasonic Toughbook CG-18 with 1024x768.
We got more memory (1GB) in Sony Vaio VGN-AR190G than in Panasonic Toughbook CG-18 (0.5GB).
Vaio VGN-AR190G allows maximum 2GB RAM - higher than Toughbook CG-18 (-1GB RAM).
Weight of Panasonic Toughbook CG-18 is only 2.1kg, but Sony Vaio VGN-AR190G is heavier with 3.81kg.
Graphic card inside Vaio VGN-AR190G is Nvidia Go 7600GT and other laptop uses Intel 915GMS.
Sony Vaio VGN-AR190G seems to be better for gamers with 256MB of dedicated video memory.
Sony Vaio VGN-AR190G laptop is more suitable with its 200GB hard disk for storing large amounts of media files like music .
Mobile phones and cameras tends to use bluetooth for sharing its multimedia data and they can easily connect only with Sony Vaio VGN-AR190G using built in bluetooth connection.
Infrared, which is useful for communication with some mobile phones is available only on Sony Vaio VGN-AR190G.
Panasonic Toughbook CG-18 doesn't support firewire connections.
There are no PCMCIA on Panasonic Toughbook CG-18.
There are internal modem in these models.
Note that Panasonic Toughbook CG-18 cannot perform 1Gbit/s connection on fast networks, it will work on those, but with speed of 100Mbit/s.
Floppy drive built-in into Panasonic Toughbook CG-18 is quite disadvantage as old and burden technology.
It is bad that these laptops cannot be connected to some new monitors since they don't have DVI.
Only Vaio VGN-AR190G has TV output.
Advantage of Sony Vaio VGN-AR190G is TV input.
Sony Vaio VGN-AR190G has advantage in web camera which is very useful for Internet telephony .
Vaio VGN-AR190G drives XP Media Center and Toughbook CG-18 drives XP Pro operating system.
Only Sony Vaio VGN-AR190G has special software pack : Works 8.5.
Special adventages of these notebooks are : two hard disks of 120 in RAID for Sony Vaio VGN-AR190G and touch pad and touch screen for Panasonic Toughbook CG-18.
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