CPU in Sony Vaio VGN-AR190G is Core 2 Duo T7200 2.0GHz and in Acer TravelMate 4602WLMI is Pentium M740 1.73GHz.
We prefere 17 inch wide screen size at model Vaio VGN-AR190G than 15.4 built at model TravelMate 4602WLMI.
Sony Vaio VGN-AR190G laptop have finer maximum screen resolution(1920x1200) than other laptop(1280x768).
If you think you will need more memory then you'll known than 1GB on Sony Vaio VGN-AR190G is better than 0.5GB on Acer TravelMate 4602WLMI.
Weight of Acer TravelMate 4602WLMI is only 3kg, but Sony Vaio VGN-AR190G is heavier with 3.81kg.
Graphic card in Sony Vaio VGN-AR190G is Nvidia Go 7600GT and in Acer TravelMate 4602WLMI is X700.
Laptops use dedicated video memory (256MB uses Sony Vaio VGN-AR190G, 64MB uses Acer TravelMate 4602WLMI).
Sony Vaio VGN-AR190G had more storage for multimedia files (like mp3, avi) on its hard drive.
If you have bluetooth devices if you buy Acer TravelMate 4602WLMI you will need external bluetooth dongle which is not excellent idea.
Infrared, which is needed for communication with some mobile phones is available only on Sony Vaio VGN-AR190G.
There are no firewire built-in on Acer TravelMate 4602WLMI.
Only Acer TravelMate 4602WLMI have cardreader inside.
Only Acer TravelMate 4602WLMI has DVI output which allows you to connect it to newer monitors.
TV output have both notebooks.
Advantage of Sony Vaio VGN-AR190G is TV input.
Each laptop has 3 USB ports.
Laptops are able to use standard 54Mbit/s wireless .
Web camera is built in Sony Vaio VGN-AR190G (the another notebook hasn't any) and it is useful for video conferencing.
Operating system is XP Media Center on Sony Vaio VGN-AR190G and XP Home on Acer TravelMate 4602WLMI.
There are additional software only on Sony Vaio VGN-AR190G and it is Works 8.5.
Notable advantages of these notebooks are : two hard disks of 120 in RAID for Sony Vaio VGN-AR190G and for Acer TravelMate 4602WLMI.
More Information
More
Laptops comparisons:
Gateway MP8708 vs BenQ S53W.G01.
Acer TravelMate 4652LMi vs HP Compaq nx8220.
BenQ R55.G24 vs Sony Vaio VGN-FE28B.
HP dv8301nr vs LG S1-MDGBG.
Toshiba Qosmio G35-AV660 vs Toshiba Satellite P105-S9722.
Acer Aspire 9512WSMi Gamer vs Toshiba Satellite M60-182.
Sony Vaio VGN-FE660G vs Gateway MX6453.
Acer TravelMate 4202WLMI vs Panasonic Toughbook CF-29.
Acer TravelMate 4202WLMI vs Toshiba Satellite A105-S4384.
Acer TravelMate 4072NWLMi vs Samsung M700-1860.
Asus Z 9274 VM vs Asus Z5303JC.
Gateway MX6453 vs Toshiba Satellite L100-1200.