Central processor unit in Sony Vaio VGN-FE770G is Core 2 Duo T5600 1.83GHz and in Sony Vaio VGN-AR190G is Core 2 Duo T7200 2.0GHz.
Screen size at Sony Vaio VGN-AR190G is quite larger with its 17" than Sony Vaio VGN-FE770G with its 15.4".
Sony Vaio VGN-AR190G notebook have finer maximum screen resolution(1920x1200) than other (1280x800).
Quantity of RAM memory was 1GB on both Sony Vaio VGN-FE770G and Sony Vaio VGN-AR190G.
Travellers might find Sony Vaio VGN-FE770G more suitable with weight of 2.8kg comparing to Sony Vaio VGN-AR190G with its 3.81kg.
Video card inside Vaio VGN-FE770G is Intel 950 and other laptop has Nvidia Go 7600GT inside.
Gamers might prefer Sony Vaio VGN-AR190G since it seems it has better graphic card with 256MB of its memory.
Sony Vaio VGN-AR190G had more hard disk space (200 GB) - definetly something which users who think to hold movies on it will certainly like.
Fast hard disk (5400 rpm) on Sony Vaio VGN-AR190G beats another model.
There are no bluetooth on Sony Vaio VGN-FE770G and that might be disadvantage.
Sony Vaio VGN-FE770G doesn't have infrared device.
These laptops can communicate using firewire with camcorders and some other video devices.
For some rare location without proper Internet connection, you might need modem which is available in both laptops in this rating.
Fast network (1Gbit/s) could be used on its full speed only by Sony Vaio VGN-AR190G.
Only Sony Vaio VGN-FE770G have cardreader inside.
These notebooks don't have DVI output to allow you to see screen on bigger modern monitors.
TV output have both notebooks.
Sony Vaio VGN-AR190G only has TV input.
Both notebooks have 3 USB ports each.
Existance of web camera in Sony Vaio VGN-AR190G makes this model excellent for using in Internet telephony. Other notebook hasn't one.
Operating system is XP Media Center.
Both laptops came with the following software : Works 8.5
Special adventages of these laptops are : two hard disks of 120 in RAID for Sony Vaio VGN-AR190G and for Sony Vaio VGN-FE770G.
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