Celeron M360 1.4GHz was built in Acer Travelmate 2312LM laptop comparing to Core 2 Duo T5600 1.83GHz in Asus Z5303JC.
Screen size on Asus Z5303JC is larger, 15.4 comparing to 15 on Acer Travelmate 2312LM.
Asus Z5303JC notebook have finer maximum screen resolution(1280x768) than other (1024x768).
More RAM means less swapping when you run many programs at once and therefore Asus Z5303JC with 1GB RAM is better choise than Acer Travelmate 2312LM with 0.25GB.
With maximum 2GB of RAM it can support Acer Travelmate 2312LM can feel a bit more proud than Asus Z5303JC.
Video card inside Travelmate 2312LM is i852GM DVMT and other laptop has Nvidia Go 7300 inside.
Asus Z5303JC seems to be better for gamers with 256MB of dedicated video memory.
Asus Z5303JC had more capacity of hard disk (100GB, comparing to 40GB).
Bluetooth dongle available only at Acer Travelmate 2312LM is usefull if one have other bluetooth devices like cameras, phones, etc.
If you have infrared enabled devices if you buy Acer Travelmate 2312LM you won't be able to communicate with them.
Only Asus Z5303JC have firewire needed for some camcorders.
Only Acer Travelmate 2312LM has PCMCIA.
If you sometimes travel to destination without broadband connection, you don't have to worry since both laptops have internal modems.
Cardreader is inside only Asus Z5303JC.
These laptops don't have DVI output to allow you to see its screen on some bigger modern monitors.
Since in major hotels there are wireless connection (and many other places), big disadvantage of Acer Travelmate 2312LM is lack of wireless.
Only Asus Z5303JC has web camera useful for video conferencing.
Operating system on Acer Travelmate 2312LM is none and on Asus Z5303JC is XP Home.
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